User Guide

Arista Networks

www.arista.com

Arista EOS version Version 4.19.0F9 November 2017

© Copyright 2017 Arista Networks, Inc. The information contained herein is subject to changewithout notice. Arista Networks and the Arista logo are trademarks of Arista Networks, Inc., in theUnited States and other countries. Other product or service names may be trademarks or servicemarks of others.

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Table of Contents

Chapter 1 Overview ......................................................................................................................... 1

Chapter 2 Initial Configuration and Recovery............................................................................... 3Initial Switch Access ........................................................................................................................................... 3Connection Management ................................................................................................................................... 9Configure Session ............................................................................................................................................ 10Recovery Procedures ....................................................................................................................................... 15Session Management Commands ................................................................................................................... 19

Chapter 3 Command-Line Interface ............................................................................................. 47Accessing the EOS CLI .................................................................................................................................... 47Processing Commands .................................................................................................................................... 48Kernel-based Virtual Machine Commands and Configuration.......................................................................... 55Switch Platforms............................................................................................................................................... 61Command Modes ............................................................................................................................................. 73Managing Switch Configuration Settings.......................................................................................................... 76Other Command-Line Interfaces ...................................................................................................................... 79Common Criteria (CC)...................................................................................................................................... 80Directory Structure............................................................................................................................................ 81Command-Line Interface Commands............................................................................................................... 82

Chapter 4 AAA Configuration..................................................................................................... 155Authorization, Authentication, and Accounting Overview ............................................................................... 155Configuring the Security Services .................................................................................................................. 157Server Groups ................................................................................................................................................ 165Role Based Authorization ............................................................................................................................... 166Activating Security Services ........................................................................................................................... 175TACACS+ Configuration Examples................................................................................................................ 178AAA Commands ............................................................................................................................................. 180

Chapter 5 Administering the Switch .......................................................................................... 237Managing the Switch Name............................................................................................................................ 237Managing the System Clock........................................................................................................................... 240Synchronizing the Time Settings .................................................................................................................... 242Managing Display Attributes........................................................................................................................... 252Event Monitor ................................................................................................................................................. 254Switch Administration Commands.................................................................................................................. 258

Chapter 6 Booting the Switch..................................................................................................... 335Boot Loader – Aboot....................................................................................................................................... 335Configuration Files.......................................................................................................................................... 336Supervisor Redundancy ................................................................................................................................. 340System Reset ................................................................................................................................................. 342Aboot Shell ..................................................................................................................................................... 347Aboot Configuration Commands .................................................................................................................... 351Switch Booting Commands ............................................................................................................................ 356

Chapter 7 Upgrades and Downgrades....................................................................................... 375Upgrade/Downgrade Overview ...................................................................................................................... 375Accelerated Software Upgrade (ASU)............................................................................................................ 376Leaf Smart System Upgrade (Leaf SSU) ....................................................................................................... 380Standard Upgrades and Downgrades ............................................................................................................ 387

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Upgrade/Downgrade Commands ................................................................................................................... 395

Chapter 8 Switch Environment Control ..................................................................................... 399Environment Control Introduction ................................................................................................................... 399Environment Control Overview....................................................................................................................... 399Configuring and Viewing Environment Settings ............................................................................................. 401Environment Commands ................................................................................................................................ 406

Chapter 9 Maintenance Mode ..................................................................................................... 419Overview......................................................................................................................................................... 420Maintenance Mode Elements ......................................................................................................................... 421Maintenance Mode Features.......................................................................................................................... 426Maintenance Mode Configuration................................................................................................................... 427Maintenance Mode Commands...................................................................................................................... 443

Chapter 10 Ethernet Ports............................................................................................................. 495Ethernet Ports Introduction............................................................................................................................. 495Ethernet Standards......................................................................................................................................... 495Ethernet Physical Layer.................................................................................................................................. 498Interfaces........................................................................................................................................................ 501Ethernet Configuration Procedures ................................................................................................................ 504Ethernet Configuration Commands ................................................................................................................ 525

Chapter 11 Port Channels and LACP........................................................................................... 559Port Channel Introduction............................................................................................................................... 559Port Channel Conceptual Overview ............................................................................................................... 559Port Channel Configuration Procedures......................................................................................................... 562Load Balancing Hash Algorithms ................................................................................................................... 567Port Channel and LACP Configuration Commands ....................................................................................... 573

Chapter 12 Multi-Chassis Link Aggregation ............................................................................... 623MLAG Introduction.......................................................................................................................................... 623MLAG Conceptual Overview .......................................................................................................................... 624MLAG Maintenance........................................................................................................................................ 626Configuring MLAG .......................................................................................................................................... 629MLAG Implementation Example..................................................................................................................... 636MLAG Commands .......................................................................................................................................... 645

Chapter 13 802.1x Port Security ................................................................................................... 663802.1x Port Security Introduction ................................................................................................................... 663802.1x Port Security Description .................................................................................................................... 664Configuring 802.1x Port Security.................................................................................................................... 669Displaying 802.1x information ........................................................................................................................ 672IEEE 802.1x Configuration Commands.......................................................................................................... 674

Chapter 14 DCBX and Flow Control............................................................................................. 687Introduction..................................................................................................................................................... 687DCBX and Priority-Based Flow Control Overview.......................................................................................... 688DCBX and PFC Configuration and Verification Procedures........................................................................... 689DCBX and Flow Control Configuration Commands........................................................................................ 691

Chapter 15 LLDP............................................................................................................................ 705LLDP Introduction........................................................................................................................................... 705LLDP Overview............................................................................................................................................... 705LLDP Configuration Procedures..................................................................................................................... 707

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LLDP Configuration Commands..................................................................................................................... 713

Chapter 16 Data Transfer .............................................................................................................. 731Data Transfer Introduction.............................................................................................................................. 731Data Transfer Methods................................................................................................................................... 732MAC Address Table ....................................................................................................................................... 736Configuring Ports............................................................................................................................................ 740Monitoring Links ............................................................................................................................................. 750Data Transfer Command Descriptions ........................................................................................................... 762

Chapter 17 Tap Aggregation......................................................................................................... 845Tap Aggregation Introduction ......................................................................................................................... 845Tap Aggregation Description .......................................................................................................................... 846Tap Aggregation Configuration....................................................................................................................... 850Tap Aggregation Traffic Steering.................................................................................................................... 857Tap Aggregation GUI...................................................................................................................................... 860Keyframe and Timestamp Configuration ........................................................................................................ 862Tap Aggregation Command Descriptions....................................................................................................... 864

Chapter 18 VLANs.......................................................................................................................... 901VLAN Introduction .......................................................................................................................................... 901VLAN Conceptual Overview ........................................................................................................................... 901VLAN Configuration Procedures .................................................................................................................... 904VLAN Configuration Commands .................................................................................................................... 912

Chapter 19 VXLAN ......................................................................................................................... 943VXLAN Introduction ........................................................................................................................................ 943VXLAN Description......................................................................................................................................... 944VXLAN Configuration ..................................................................................................................................... 950VXLAN Command Descriptions ..................................................................................................................... 964

Chapter 20 ACLs and Route Maps ............................................................................................... 983ACL, Service ACL, Route Map, and Prefix List Introduction .......................................................................... 983Access Control Lists ....................................................................................................................................... 985Service ACLs................................................................................................................................................ 1000Route Maps .................................................................................................................................................. 1004Prefix Lists .................................................................................................................................................... 1009ACL, Route Map, and Prefix List Commands............................................................................................... 1013

Chapter 21 VRRP and VARP....................................................................................................... 1073VRRP and VARP Conceptual Overview....................................................................................................... 1073VRRP and VARP Implementation Procedures............................................................................................. 1075VRRP and VARP Implementation Examples ............................................................................................... 1083VRRP and VARP Configuration Commands ................................................................................................ 1088

Chapter 22 Spanning Tree Protocol........................................................................................... 1115Introduction to Spanning Tree Protocols ...................................................................................................... 1115Spanning Tree Overview .............................................................................................................................. 1115Configuring a Spanning Tree........................................................................................................................ 1122STP Commands ........................................................................................................................................... 1137

Chapter 23 Quality of Service..................................................................................................... 1205Quality of Service Conceptual Overview ...................................................................................................... 1205QoS Configuration: Arad Platform Switches................................................................................................. 1211QoS Configuration: Jericho Platform Switches............................................................................................. 1222

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QoS Configuration: FM6000 Platform Switches ........................................................................................... 1233QoS Configuration: Petra Platform Switches................................................................................................ 1241QoS Configuration: Trident Platform Switches ............................................................................................. 1250QoS Configuration: Trident-II and Helix Platform Switches.......................................................................... 1261Quality of Service Configuration Commands................................................................................................ 1269

Chapter 24 IPv4............................................................................................................................ 1345IPv4 Addressing ........................................................................................................................................... 1345IPv4 Routing ................................................................................................................................................. 1353IPv4 Multicast Counters................................................................................................................................ 1358Route Management ...................................................................................................................................... 1362IPv4 Route Scale.......................................................................................................................................... 1367IP Source Guard........................................................................................................................................... 1371DHCP Relay Across VRF ............................................................................................................................. 1373IP NAT .......................................................................................................................................................... 1376IPv4 Command Descriptions ........................................................................................................................ 1384

Chapter 25 IPv6............................................................................................................................ 1477Introduction................................................................................................................................................... 1477IPv6 Description ........................................................................................................................................... 1478Configuring IPv6 ........................................................................................................................................... 1480IPv6 Command Descriptions ........................................................................................................................ 1489

Chapter 26 Traffic Management ................................................................................................. 1535Traffic Management Conceptual Overview .................................................................................................. 1536Traffic Management Configuration – Arad Platform Switches...................................................................... 1539Traffic Management Configuration – FM6000 Platform Switches ................................................................ 1545Traffic Management Configuration – Petra Platform Switches..................................................................... 1553Traffic Management Configuration – Trident Platform Switches .................................................................. 1556Traffic Management Configuration – Trident-II Platform Switches ............................................................... 1565Traffic Management Configuration Commands............................................................................................ 1568

Chapter 27 Open Shortest Path First – Version 2..................................................................... 1653OSPFv2 Introduction .................................................................................................................................... 1653OSPFv2 Conceptual Overview..................................................................................................................... 1654Configuring OSPFv2..................................................................................................................................... 1657OSPFv2 Examples ....................................................................................................................................... 1673OSPFv2 Commands..................................................................................................................................... 1682

Chapter 28 Open Shortest Path First – Version 3..................................................................... 1747OSPFv3 Introduction .................................................................................................................................... 1747OSPFv3 Conceptual Overview..................................................................................................................... 1748Configuring OSPFv3..................................................................................................................................... 1751OSPFv3 Examples ....................................................................................................................................... 1762OSPFv3 Commands..................................................................................................................................... 1770

Chapter 29 Border Gateway Protocol (BGP) ............................................................................. 1817BGP Conceptual Overview........................................................................................................................... 1818Configuring BGP........................................................................................................................................... 1821BGP Examples ............................................................................................................................................. 1840BGP Commands........................................................................................................................................... 1843

Chapter 30 Routing Information Protocol ................................................................................. 1959RIP Conceptual Overview ............................................................................................................................ 1959Running RIP on the Switch........................................................................................................................... 1960

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Configuring RIP on Multiple VRFs................................................................................................................ 1963RIP Commands ............................................................................................................................................ 1964

Chapter 31 IS-IS ........................................................................................................................... 1981IS-IS Introduction.......................................................................................................................................... 1981IS-IS.............................................................................................................................................................. 1981IS-IS Command Descriptions ....................................................................................................................... 1991

Chapter 32 Multiprotocol Label Switching (MPLS)................................................................... 2031MPLS............................................................................................................................................................ 2031Decap Groups .............................................................................................................................................. 2034Nexthop Groups ........................................................................................................................................... 2035MPLS Command Descriptions ..................................................................................................................... 2040

Chapter 33 Bidirectional Forwarding Detection........................................................................ 2057Introduction................................................................................................................................................... 2057BFD Configuration ........................................................................................................................................ 2059BFD Command Descriptions ........................................................................................................................ 2063

Chapter 34 Multicast Architecture.............................................................................................. 2077Introduction................................................................................................................................................... 2077Multicast Architecture Description ................................................................................................................ 2078Multicast Configuration ................................................................................................................................. 2080Multicast Commands .................................................................................................................................... 2085

Chapter 35 IGMP and IGMP Snooping....................................................................................... 2103Introduction................................................................................................................................................... 2103IGMP Protocols ............................................................................................................................................ 2104Configuring IGMP ......................................................................................................................................... 2106Configuring IGMP Snooping......................................................................................................................... 2109IGMP Host Proxy.......................................................................................................................................... 2118IGMP and IGMP Snooping Commands........................................................................................................ 2121

Chapter 36 Protocol Independent Multicast.............................................................................. 2203Introduction................................................................................................................................................... 2203Configuring PIM............................................................................................................................................ 2206Multicast Example ........................................................................................................................................ 2210PIM Commands............................................................................................................................................ 2214

Chapter 37 Multicast Source Discovery Protocol..................................................................... 2247MSDP Introduction ....................................................................................................................................... 2247MSDP Description ........................................................................................................................................ 2248MSDP Configuration..................................................................................................................................... 2251MSDP Commands........................................................................................................................................ 2259

Chapter 38 Audio Video Bridging (AVB).................................................................................... 2283AVB Overview .............................................................................................................................................. 2283AVB Protocols .............................................................................................................................................. 2284AVB Configuration ........................................................................................................................................ 2287AVB Command Descriptions ........................................................................................................................ 2291

Chapter 39 SNMP......................................................................................................................... 2305SNMP Introduction ....................................................................................................................................... 2305SNMP Conceptual Overview ........................................................................................................................ 2305Configuring SNMP........................................................................................................................................ 2306

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SNMP Commands........................................................................................................................................ 2313

Chapter 40 Latency Analyzer (LANZ)......................................................................................... 2345Introduction to LANZ..................................................................................................................................... 2345LANZ Overview ............................................................................................................................................ 2345Configuring LANZ ......................................................................................................................................... 2347LANZ Commands ......................................................................................................................................... 2357

Chapter 41 VM Tracer .................................................................................................................. 2387VM Tracer Introduction ................................................................................................................................. 2387VM Tracer Description.................................................................................................................................. 2388VM Tracer Configuration Procedures ........................................................................................................... 2390VM Tracer Configuration Commands ........................................................................................................... 2394

Chapter 42 Path Tracer................................................................................................................ 2417Path Tracer Description................................................................................................................................ 2417Path Tracer Configuration ............................................................................................................................ 2422Path Tracer Command Descriptions ............................................................................................................ 2431

Chapter 43 MapReduce Tracer ................................................................................................... 2453MapReduce Tracer Introduction ................................................................................................................... 2453MapReduce Tracer Configuration ................................................................................................................ 2455Displaying MapReduce Tracer Results ........................................................................................................ 2460MapReduce Tracer Command Descriptions ................................................................................................ 2465

Chapter 44 sFlow ......................................................................................................................... 2513sFlow Conceptual Overview ......................................................................................................................... 2513sFlow Configuration Procedures .................................................................................................................. 2516sFlow Configuration Commands .................................................................................................................. 2518

Chapter 45 OpenFlow.................................................................................................................. 2533OpenFlow Introduction ................................................................................................................................. 2533OpenFlow Description .................................................................................................................................. 2533OpenFlow Configuration............................................................................................................................... 2541OpenFlow Command Descriptions............................................................................................................... 2544

Chapter 46 DirectFlow................................................................................................................. 2569Introduction................................................................................................................................................... 2569DirectFlow Configuration .............................................................................................................................. 2572DirectFlow Feature Interactions.................................................................................................................... 2575DirectFlow Command Descriptions .............................................................................................................. 2578

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Command Reference

Chapter 1 Overview ......................................................................................................................... 1

Chapter 2 Initial Configuration and Recovery............................................................................... 3domain (XMPP Management) ......................................................................................................................... 20idle-timeout (Console Management) ............................................................................................................... 21idle-timeout (SSH Management) ..................................................................................................................... 22idle-timeout (Telnet Management) ................................................................................................................... 23management api http-commands .................................................................................................................... 24management console ...................................................................................................................................... 25management ssh ............................................................................................................................................. 26management telnet .......................................................................................................................................... 27management xmpp .......................................................................................................................................... 28protocol http (API Management) ...................................................................................................................... 29protocol https (API Management) .................................................................................................................... 30protocol https certificate (API Management) ................................................................................................... 31server (XMPP Management) ........................................................................................................................... 32session privilege (XMPP Management) .......................................................................................................... 33show inventory ................................................................................................................................................. 34show xmpp neighbors ...................................................................................................................................... 35show xmpp status ............................................................................................................................................ 36show xmpp switch-group ................................................................................................................................. 37shutdown (API Management) .......................................................................................................................... 38shutdown (Telnet Management) ...................................................................................................................... 39shutdown (XMPP Management) ...................................................................................................................... 40switch-group (XMPP Management) ................................................................................................................. 41username (XMPP Management) ..................................................................................................................... 42vrf (API Management) ..................................................................................................................................... 43vrf (XMPP Management) ................................................................................................................................. 44xmpp send ....................................................................................................................................................... 45xmpp session ................................................................................................................................................... 46

Chapter 3 Command-Line Interface ............................................................................................. 47action bash ...................................................................................................................................................... 84alias ................................................................................................................................................................. 85bash ................................................................................................................................................................. 86boot test memory ............................................................................................................................................. 87comment (various configuration modes) ......................................................................................................... 88configure (configure terminal) .......................................................................................................................... 89

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configure network ............................................................................................................................................ 90copy running-config ......................................................................................................................................... 91daemon ............................................................................................................................................................ 92delay ................................................................................................................................................................ 93dir ..................................................................................................................................................................... 94disable ............................................................................................................................................................. 95enable .............................................................................................................................................................. 96end ................................................................................................................................................................... 97entropy source hardware ................................................................................................................................. 98event-handler ................................................................................................................................................... 99event-handler DropCountersHandler ............................................................................................................. 100exit ................................................................................................................................................................. 101fips restrictions (SSH Management) .............................................................................................................. 102hostkey client strict-checking (SSH Management) ........................................................................................ 103ip ftp client source-interface ........................................................................................................................... 104ip http client source-interface ......................................................................................................................... 105ip ssh client source-interface ......................................................................................................................... 106ip tftp client source-interface .......................................................................................................................... 107known-hosts (SSH Management) .................................................................................................................. 108local (SSH Management-Tunnel) .................................................................................................................. 109logging host ................................................................................................................................................... 110logging source-interface ................................................................................................................................ 111logging trap system ....................................................................................................................................... 112log-level (SSH Management) ........................................................................................................................ 114management security .................................................................................................................................... 115platform arad lag mode .................................................................................................................................. 116platform sand fabric mode (7500 and 7500E Series) .................................................................................... 117platform sand forwarding mode (7500 and 7500E Series) ............................................................................ 119platform sand lag hardware-only ................................................................................................................... 121pwd ................................................................................................................................................................ 122remote (SSH Management-Tunnel) .............................................................................................................. 123schedule ........................................................................................................................................................ 124schedule config max-concurrent-jobs ............................................................................................................ 126secret hash .................................................................................................................................................... 127send log message ......................................................................................................................................... 128server-alive count-max (SSH Management-Tunnel) ..................................................................................... 129server-alive interval (SSH Management-Tunnel) .......................................................................................... 130show (various configuration modes) .............................................................................................................. 131show event-handler ....................................................................................................................................... 132show event-handler DropCountersHandler ................................................................................................... 133show management ssh hostkey .................................................................................................................... 134show module ................................................................................................................................................. 135show platform sand compatibility ................................................................................................................... 138show platform sand lag hardware-only .......................................................................................................... 139show schedule ............................................................................................................................................... 140show schedule summary ............................................................................................................................... 141

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show version .................................................................................................................................................. 142shutdown (SSH Management-Tunnel) .......................................................................................................... 143ssh ................................................................................................................................................................. 144tcpdump ......................................................................................................................................................... 146tcpdump session ............................................................................................................................................ 148terminal length ............................................................................................................................................... 150terminal monitor ............................................................................................................................................. 151trigger ............................................................................................................................................................ 152tunnel (SSH Management) ............................................................................................................................ 153

Chapter 4 AAA Configuration..................................................................................................... 155aaa accounting .............................................................................................................................................. 182aaa accounting dot1x .................................................................................................................................... 183aaa accounting system .................................................................................................................................. 184aaa authentication enable ............................................................................................................................. 185aaa authentication login ................................................................................................................................. 186aaa authentication policy local ....................................................................................................................... 188aaa authentication policy log ......................................................................................................................... 189aaa authorization commands ........................................................................................................................ 190aaa authorization config-commands .............................................................................................................. 191aaa authorization console .............................................................................................................................. 192aaa authorization exec .................................................................................................................................. 193aaa authorization policy local default-role ..................................................................................................... 194aaa group server radius ................................................................................................................................. 195aaa group server tacacs+ .............................................................................................................................. 196aaa root ......................................................................................................................................................... 197clear aaa counters ......................................................................................................................................... 198clear aaa counters radius .............................................................................................................................. 199clear aaa counters tacacs+ ............................................................................................................................ 200deny (Role) .................................................................................................................................................... 201enable secret ................................................................................................................................................. 203ip radius source-interface .............................................................................................................................. 204ip tacacs source-interface .............................................................................................................................. 205no (Role) ...................................................................................................................... 206permit (Role) .................................................................................................................................................. 207radius-server deadtime .................................................................................................................................. 209radius-server host .......................................................................................................................................... 210radius-server key ........................................................................................................................................... 212radius-server retransmit ................................................................................................................................. 213radius-server timeout ..................................................................................................................................... 214resequence (Role) ......................................................................................................................................... 215role ................................................................................................................................................................. 216server (server-group-RADIUS configuration mode) ...................................................................................... 217server (server-group-TACACS+ configuration mode) ................................................................................... 218show aaa ....................................................................................................................................................... 219show aaa counters ........................................................................................................................................ 220

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show aaa method-lists ................................................................................................................................... 221show aaa sessions ........................................................................................................................................ 222show privilege ................................................................................................................................................ 223show radius ................................................................................................................................................... 224show role ....................................................................................................................................................... 225show tacacs ................................................................................................................................................... 226show user-account ........................................................................................................................................ 227show users .................................................................................................................................................... 228tacacs-server host ......................................................................................................................................... 229tacacs-server key .......................................................................................................................................... 231tacacs-server policy ....................................................................................................................................... 232tacacs-server timeout .................................................................................................................................... 233username ....................................................................................................................................................... 234username sshkey .......................................................................................................................................... 236

Chapter 5 Administering the Switch .......................................................................................... 237banner login ................................................................................................................................................... 260banner motd .................................................................................................................................................. 261clear ptp interface counters ........................................................................................................................... 262clock set ......................................................................................................................................................... 263clock timezone ............................................................................................................................................... 264email .............................................................................................................................................................. 265no event-monitor ............................................................................................................................................ 266event-monitor ........................................................................................................................... 267event-monitor backup max-size ..................................................................................................................... 269event-monitor backup path ............................................................................................................................ 270event-monitor buffer max-size ....................................................................................................................... 271event-monitor clear ........................................................................................................................................ 272event-monitor interact .................................................................................................................................... 273event-monitor sync ........................................................................................................................................ 274hostname ....................................................................................................................................................... 275ip domain-list ................................................................................................................................................. 276ip domain lookup ........................................................................................................................................... 277ip domain-name ............................................................................................................................................. 278ip host ............................................................................................................................................................ 279ip name-server ............................................................................................................................................... 280ipv6 host ........................................................................................................................................................ 281ntp authenticate ............................................................................................................................................. 282ntp authentication-key ................................................................................................................................... 283ntp serve ........................................................................................................................................................ 284ntp serve all ................................................................................................................................................... 285ntp server ....................................................................................................................................................... 286ntp source ...................................................................................................................................................... 289ntp trusted-key ............................................................................................................................................... 290prompt ........................................................................................................................................................... 291ptp announce interval .................................................................................................................................... 293

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ptp announce timeout .................................................................................................................................... 294ptp delay-mechanism .................................................................................................................................... 295ptp delay-req interval ..................................................................................................................................... 296ptp domain ..................................................................................................................................................... 297ptp enable ...................................................................................................................................................... 298ptp forward-v1 ................................................................................................................................................ 299ptp hold-ptp-time ............................................................................................................................................ 300ptp mode ........................................................................................................................................................ 301ptp pdelay-neighbor-threshold ....................................................................................................................... 302ptp pdelay-req interval ................................................................................................................................... 303ptp priority1 .................................................................................................................................................... 304ptp priority2 .................................................................................................................................................... 305ptp source ip .................................................................................................................................................. 306ptp sync interval ............................................................................................................................................. 307ptp sync timeout ............................................................................................................................................ 308ptp transport .................................................................................................................................................. 309ptp ttl .............................................................................................................................................................. 310show banner .................................................................................................................................................. 311show clock ..................................................................................................................................................... 312show event-monitor arp ................................................................................................................................. 313show event-monitor mac ............................................................................................................................... 315show event-monitor route .............................................................................................................................. 317show event-monitor sqlite .............................................................................................................................. 319show hostname ............................................................................................................................................. 320show hosts ..................................................................................................................................................... 321show ip domain-name ................................................................................................................................... 322show ip name-server ..................................................................................................................................... 323show ntp associations ................................................................................................................................... 324show ntp status .............................................................................................................................................. 325show ptp ........................................................................................................................................................ 326show ptp clock ............................................................................................................................................... 327show ptp foreign-master-record ..................................................................................................................... 328show ptp interface ......................................................................................................................................... 329show ptp interface counters ........................................................................................................................... 330show ptp parent ............................................................................................................................................. 331show ptp source ip ......................................................................................................................................... 332show ptp time-property .................................................................................................................................. 333

Chapter 6 Booting the Switch..................................................................................................... 335CONSOLESPEED ......................................................................................................................................... 352NET commands ............................................................................................................................................. 353PASSWORD (ABOOT) .................................................................................................................................. 354SWI ................................................................................................................................................................ 355boot console .................................................................................................................................................. 357boot secret ..................................................................................................................................................... 358boot system ................................................................................................................................................... 360

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erase startup-config ....................................................................................................................................... 361protocol .......................................................................................................................................................... 362redundancy .................................................................................................................................................... 363redundancy force-switchover ......................................................................................................................... 364reload ............................................................................................................................................................. 365reload ....................................................................................................................................... 367service sequence-numbers ........................................................................................................................... 368show redundancy file-replication ................................................................................................................... 369show redundancy states ................................................................................................................................ 370show redundancy switchover sso .................................................................................................................. 371show reload ................................................................................................................................................... 372show reload cause ......................................................................................................................................... 373

Chapter 7 Upgrades and Downgrades....................................................................................... 375install ............................................................................................................................................................. 396reload fast-boot .............................................................................................................................................. 397reload hitless ................................................................................................................................................. 398

Chapter 8 Switch Environment Control ..................................................................................... 399environment fan-speed .................................................................................................................................. 407environment insufficient-fans action .............................................................................................................. 408environment overheat action ......................................................................................................................... 409locator-led ...................................................................................................................................................... 410show environment all ..................................................................................................................................... 411show environment cooling ............................................................................................................................. 412show environment power ............................................................................................................................... 414show environment temperature ..................................................................................................................... 415show locator-led ............................................................................................................................................ 417

Chapter 9 Maintenance Mode ..................................................................................................... 419group bgp ...................................................................................................................................................... 445group interface ............................................................................................................................................... 446maintenance .................................................................................................................................................. 447interface ......................................................................................................................................................... 448neighbor ......................................................................................................................................................... 449maintenance profile interface ........................................................................................................................ 450maintenance profile bgp ................................................................................................................................ 451vrf ................................................................................................................................................................... 452profile interface .............................................................................................................................................. 453profile bgp ...................................................................................................................................................... 454profile unit ...................................................................................................................................................... 455unit ................................................................................................................................................................. 456interface ......................................................................................................................................................... 457bgp [vrf ] ......................................................................................................................... 458profile interface default ........................................................................................................ 459profile bgp default ................................................................................................................ 460profile unit default ................................................................................................................ 461

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group bgp ............................................................................................................................. 462group interface ..................................................................................................................... 463profile unit ............................................................................................................................ 464quiesce .......................................................................................................................................................... 466rate-monitoring load-interval .......................................................................................................................... 468rate-monitoring threshold ............................................................................................................................... 469shutdown max-delay ...................................................................................................................................... 470initiator route-map inout ................................................................................................. 471on-boot duration ............................................................................................................................................ 472trigger on-maintenance .................................................................................................................................. 473show maintenance ......................................................................................................................................... 476show maintenance summary ......................................................................................................................... 477show maintenance units ................................................................................................................................ 478show maintenance interface .......................................................................................................................... 479show maintenance interface status ............................................................................................................... 481show maintenance bgp .................................................................................................................................. 482show maintenance groups ............................................................................................................................. 483show maintenance profiles ............................................................................................................................ 484show maintenance stages ............................................................................................................................. 485show maintenance bgp receiver route-map .................................................................................................. 486show maintenance debug .............................................................................................................................. 487show interface ............................................................................................................................................... 489show interface status ................................................................................................................ 490show ip | ipv6 bgp summary [ vrf ] .............................................................................................. 491show ip | ipv6 bgp neighbors [vrf ] ........................................................................ 492

Chapter 10 Ethernet Ports............................................................................................................. 495flowcontrol receive ......................................................................................................................................... 526flowcontrol send ............................................................................................................................................. 527hardware port-group ...................................................................................................................................... 528interface ethernet ........................................................................................................................................... 530interface ethernet create ................................................................................................................................ 531interface management ................................................................................................................................... 532link-debounce ................................................................................................................................................ 533mac-address .................................................................................................................................................. 534show flowcontrol ............................................................................................................................................ 535show hardware counter ................................................................................................................................. 536show hardware port-group ............................................................................................................................. 537show interfaces capabilities ........................................................................................................................... 538show interfaces counters ............................................................................................................................... 539show interfaces counters bins ....................................................................................................................... 540show interfaces counters errors .................................................................................................................... 541show interfaces counters queue .................................................................................................................... 542show interfaces counters rates ...................................................................................................................... 543show interfaces negotiation ........................................................................................................................... 544show interfaces phy ....................................................................................................................................... 545

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show interfaces status ................................................................................................................................... 547show interfaces status errdisabled ................................................................................................................ 548show interfaces transceiver ........................................................................................................................... 549show interfaces transceiver channels ............................................................................................................ 550show interfaces transceiver hardware