fixJuniper.Pass4sure

JNCIA-101

Number: 000-000Passing Score: 66Time Limit: 155 minFile Version: 1.0

Exam A

QUESTION 1Referring to the exhibit, which type of classifier is being used in this CoS configuration?

[edit fireall family inet filter COS-CLASSIFIER]user@router# showterm MANAGER { form { soruce-address { 192.168.200.0/25; } destination-address { 100.100.100.1/32; } } then { forwarding-class expedited-forwarding; accept; }}term ALL-OTHER-TRAFFIC { then accept;}

[edit interfaces ge-0/0/1]user@router# showunit 0 { family inet { filter { input COS-CLASSIFIER } address 192.168.200.1/24; }}

A. behavio aggregateB. policerC. multifieldD. forward policy

Answer: CSection: (none)

Explanation/Reference:

QUESTION 2Which command do you use to go from the shell prompt to the CLI prompt?

A. run cliB. cliC. start cliD. edit

Answer: BSection: (none)


QUESTION 3When using the monitor traffic command on Junos devices, which UNIX-based unitility is accessed?

A. snoopB. tcpdumpC. monitorD. tail



QUESTION 4What is the default import routing for OSPF?

A. Accept all OSPF routes and install them into the 3 routing tableB. Accept all OSPF routes and install them into the inet7.0 routing tableC. Accept all OSPF routes and install them into the inet4.0 routing tableD. Accept all OSPF routes and install them into the inet.0 routing table

Answer: DSection: (none)


QUESTION 5Whith three user authentication methos are supported by the Junos OS? (Choose three)

A. RADIUSB. CHAPC. local user databaseD. tacacs+E. PAP

Answer: ACDSection: (none)


QUESTION 6What represents the binary equivalence of 207?

A. 11001111B. 11101011C. 11010111D. 11010101

Answer: ASection: (none)


QUESTION 7What must be configured prior to the first commit after factory defaults are loaded?

A. root authenticationB. default gatewayC. hostnameD. management services



QUESTION 8Which account is used to access a Junos device in a factory-default configuration?

A. rootB. adminC. juniperD. user



QUESTION 9You need to control SSH, HTTP, and Telnet access to an MX240 router through any interface. You havedecided to use a firewall filter. How should you apply the firewall filter?

A. as an outbound filter on interface fxp0B. as an outbound filter on interface lo0C. as an inbound filter on interface fxp0D. as an inbound filter on interface lo0



QUESTION 10You issue the pins interface t1-1/1/0 1.1.1.1 bypass-routing count 1000 rapid commandWhich statement is correct?

A. The bypass-routing parameter is used to test the density on the T1 lineB. The bypass-routing parameter cannot be used on a T1 interfaceC. The bypass-routing parameter allows you to ping a host through an interface that has no route through itD. The bypass-routing parameter allows you to ping a local WAN interface without generating any outbound

traffic



QUESTION 11Which two statements are true about the forwarding table? (Choose two)

A. The forwarding table lists each source protocol and preference for each destinationB. The forwarding table constains only active routesC. The forwarding table is used to process transit packetsD. The forwarding table is stored in compact flash

Answer: BCSection: (none)


QUESTION 12Which three protocols use UDP as a transport protocol by default? (Choose three)

A. HTTPB. TFTPC. DNSD. SNMPE. SMTP

Answer: BCDSection: (none)


QUESTION 13Given the routing entries shown in the exhibit, which next-hop IP address will be used for the destination IP address 192.168.1.142? (Assume that only static routes are available for the destination)

A. 10.20.106.10B. 10.20.14.131C. 10.18.1.1D. 10.20.14.130

Answer: D Section: (none)


QUESTION 14What is the default protocol preference for OSPF internal routes?

A. 10B. 15C. 150D. 160

Answer: A Section: (none)


QUESTION 15You are the top of hierarchy and must configure OSPF on inteface so-0/0/0 unit 100. Which two achieve this result? (Choose two)

A. set protocols set ospf are 0 set interface so-0/0/0.100

B. set protocols ospf area 0 interface so-0/0/0.100C. edit protocols ospf interface so-0/0/0.100

D. edit protocols ospf area 0 set interface so-0/0/0.100

Answer: BD Section: (none)


QUESTION 16Referring to the exhibit, which two statements are true? (Choose two)

A. The route 192.168.1.0/25 is acceptedB. The route 192.168.2.0/25 is acceptedC. OSPF routes will be exported into RIPD. RIP routes will be exported into OSPF

Answer: AD Section: (none)


QUESTION 17You have been asked to create a static route with a next hop that is not directly connected to the router. Which configuration parameter enables the static route to accomplish this scenario?

A. resolveB. indirectC. next-hopD. recursive

Answer: A Section: (none)


QUESTION 18Which two statements are true about the rescue configuration file? (Choose two)

A. It must include a root passwordB. It is roll back file number 50, and you can recover it by issuing rollback 50C. It is created by issuing request system configuration rescue saveD. It is updated automatically when you commit

Answer: ACSection: (none)


QUESTION 19What are two valid match criteria for a routing policy? (Choose two)

A. OSPF area IDB. prefix listC. portD. time-to-live (TTL)



QUESTION 20Given the configuration and routing table in the exhibit, which routes will be advertised to OSPF neighborsbecause of the demo policy?

A. 192.168.0.0/16 onlyB. 192.168.0.0/17 onlyC. 192.168.50.0/24 and 192.168.51.0/24D. 192.168.0.0/17, 192.168.50.0/24 and 192.168.51.0/24



QUESTION 21What is the purpose of a network mask?

A. It is used to identify the maximum hop count of a subnetworkB. It is used to identify an IP address as either private or publicC. It is used to identify the network to which an IP address belongsD. It is used to identify the total number of bits present in an IP address

Answer: C Section: (none)


QUESTION 22You have been asked to establish reachibility between Router 1's and Router2's loopback addresses as shown in the exhibit.Which two steps will accomplish this task? (Choose two)

A. Create a static route on Router 1 to 172.17.28.1 with a next hop of 10.10.10.2B. Create a static route on Router 1 to 172.17.28.1 with a next hop of 10.10.10.1C. Create a static route on Router 2 to 172.17.25.1 with a next hop of 10.10.10.1D. Create a static route on Router 1 to 172.17.25.1 with a next hop of 10.10.10.2

Answer: AC Section: (none)


QUESTION 23Which command displays the amount of space available on the storage media?

A. show chassis routing-engineB. show system file-storageC. file listD. show system storage



QUESTION 24Which statement is true regarding the Junos OS?

A. The Junos kernel is based on the Solaris operating sytemB. The Junos kernel is based on the GNU Zebra operating systemC. The Junos kernel is completely original and not based on any other operating system

D. The Junos kernel is based on the FreeBSD UNIX operating system



QUESTION 25Which two login-class permissions could permit a suer to view the system hierarchy of the active configuration?(Choose two)

A. system permisionB. view-configuration permissionC. network permissionD. super-user permission

Answer: ADSection: (none)


QUESTION 26What are two reasons why a route might be hidden? (Choose two)

A. route preferenceB. routing loopC. invalid next hopD. routing policy

Answer: CDSection: (none)


QUESTION 27What is an advantage of multiple software process running in the Junos OS?

A. Each process has its own protected memory spaceB. Each process is started manually by the user at bootC. Aall processes are dependent on each otherD. Multiple processes allow each routing protocol to be independent



QUESTION 28Which two statements accurately describe a broadcast domain? (Choose two)

A. Broadcast domains requiere that the participating devices connect to common swithces or hubsB. Broadcast domains consist of devices reachable by frames addressed to the Layer 2 broadcast addressC. Broadcast domains requiere a gateway device such a routerD. Broadcast domains consist of devices that reside on the same VLAN

Answer: BDSection: (none)


QUESTION 29Which two statements are tru eregarding an Ethernet collision domain? (Choose two)

A. If a switch is used, the collision domain is limited to each device and the switchB. If a hub is used, the collision domain is limited to each device and the hubC. If a hub is used, the collision domain includes all devices connected to the hubD. If a switch is used, the collision domain includes all devices connected to the switch



QUESTION 30Refering to the exhibit, which statement is correct?

A. The packets have exceeded the time-to-live valueB. There is a loopC. The asterisks indicate a response time outD. The asterisk indicate that the traceroute is completed



QUESTION 31By default, which character indicates the UNIX shell prompt?

A. #B. >C. $D. %



QUESTION 32Which statement is true about terms in a policy?

A. A single term can be applied to a protocol or interface, independent of the policyB. Every policy must contain at least one termC. The name of at erm is limited to five charactersD. Terms are optional



QUESTION 33Which J-Web lab do you use to add licences to the device?

A. "Configure"B. "Troubleshoot"C. "Monitor"D. "Maintain"



QUESTION 34How do oyu write the current candidate configuration to the permanent storage media?

A. [edit]user@router# save /var/tmp/current.conf

B. [edit]user@router# write /var/tmp/current.conf

C. [edit]user@router# commit /var/tmp/current.conf

D. [edit]user@router# dump /var/tmp/current.conf



QUESTION 35In the MAC address 00:90:69:9F:EA:46 what represents the Organizationally Unique Identifier (OUI)?

A. 69:9F:EA:46B. 00:90:69:9FC. 9F:EA:46D. 00:90:69



QUESTION 36What is an advantage of dynamic routing?

A. Unlike static routing, dynamic routing provides redundant IP addresses for end-user devicesB. Unlike static routing, dynamic routing requires no initial user configurationC. Dynamic routing can provide increased network availability when compared to static routingD. Dynamic routing provides DNS services along with IP connectivity, static does not



QUESTION 37Which command do you use to navigate to [edit interfaces]

A. cd interfacesB. dir edit interfacesC. edit interfacesD. interfaces



QUESTION 38Which directory does the Junos OS use to store syslog information by default?

A. /var/messagesB. /var/syslogC. /var/tmpD. /var/log



QUESTION 39Which protocol creates a complete database of the network topology prior to calculating the optimal route?

A. BGPB. PIMC. OSPFD. RIP



QUESTION 40You are moddifying the default route preference under the [edit protocols] hierarchy. In which two routinginformation sources can you change the default preference value?

A. localB. OSPFC. directD. BGP



QUESTION 41Which to statements are true about the primary address on an interface? (Choose two)

A. It is the address used by default as the local address fro broadcast and multicast packets sourced locallyand sent out of the interface

B. You use the primary address when you have multiple IP addresses belonging to the same subnet on thesame inteface

C. It can be useful for selecting the local address used for packets sent out of unnumbered interfaces whenmultiple non-127 addresses are configured on the loopback interface

D. By default, the primary address on an interface is selected as the nmerically highest local addressconfigured on the interface



QUESTION 42Which operational mode command can be used to synchronize the local system with an NTP server?

A. set ntp time 64.32.129.3B. set clock ntp 64.32.129.3C. set time 64.32.129.3D. set date ntp 64.32.129.3



QUESTION 43Which command will display the contents of the forwarding table?

A. show route forwarding-tableB. show forwardingC. show configuration



QUESTION 44You have just issued the command "user@router# save current.conf".Assuming the default settings, where in the file system is the current.conf saved?

A. /var/tmpB. /var/config/saved/C. /var/home/user/D. /config/



QUESTION 45Which network mask is the equivalent of 255.255.248.0?

A. /20B. /21C. /22D. /23



QUESTION 46What represents the decimal equivalence of 01101110?

A. 5B. 96C. 110D. 118



QUESTION 47You have been allocated a 192.168.100.0/22 network. How many usable host are available?

A. 510B. 512C. 1022D. 1024



QUESTION 48What are three benefits of class of service? (Choose three)

A. It can make a slow network fasterB. It can prioritize latency-sensitive trafficC. It can elimitane congestion

D. It can control congestionE. It can allocate bandwidth for different classes of traffic

Answer: BDESection: (none)


QUESTION 49During a password recovery, what is the next step after configuring the system to boot into single-user mode?

A. Reset the root passwordB. Press the space barC. Type recoveryD. Press the "Enter" key



QUESTION 50How do you save the current candidate configuration in the set format to permanent storage media?

A. [edit]user@router# show | set | save /var/tmp/current.conf

B. [edit]user@router# show | compare set | save /var/tmp/current.conf

C. [edit]user@router# save /var/tmp/current.conf | display set

D. [edit]user@router# show | display set | save /var/tmp/current.conf



Exam B

QUESTION 1Which command do you use to display the messages seen during the last system boot?

A. show system boot-messagesB. show chassis messagesC. show file system boot-messagesD. show boot-log messages



QUESTION 2Which CLI mode allows you to make configuration changes?

A. enable modeB. configuration modeC. operational modeD. active mode



QUESTION 3Which CLI command do you use to determine which files are cleanup candidates?

A. request system storage cleanup candidatesB. request sytem services storage candidatesC. request system services candidate cleanupD. request system storage cleanup dry-run



QUESTION 4Which statemetn is true regarding the Network Time Protocol (NTP) on Junos devices?

A. MD5 authenticaton is supported by the Junos OSB. Server mode is not supported by teh Junos OSC. The Junos OS can provide a primarytime reference

D. The Junos OS does not support the use of a boot server



QUESTION 5Which command will allow you to quickly determine the administrative status of all interfaces on a Junosdevice?

A. show interfaces statusB. show interfaces summaryC. show interfaces terseD. show interfaces admin



QUESTION 6Which statement is true about the forwarding plane?

A. The forwarding plane is the intelligence of the platformB. The forwarding plane is based on x86 architectureC. The forwarding plane maintains the routing tables, bridging table, and primary forwarding tableD. The forwarding plane implements policers, stateless firewall filters, and class of service



QUESTION 7Whitch two statements are true regarding the role of the Routing Engine (RE)? (Choose two)

A. The RE controls and monitors the chassisB. The RE manages the Packet Forwarding Engine (PFE)C. The RE receives a copy of the forwarding table from the forwarding planeD. The RE implements class of service (COS)

Answer: ABSection: (none)


QUESTION 8By default, which two statements are true about export routing polices? (Choose two)

A. Export polices can evaluate only active routesB. Export polices acan evaluate all routesC. Export polices can be applied to the forwarding tableD. Export polices can be applied to interfaces



QUESTION 9Which statement is true about a routing table?

A. It contains routers learned dynamically onlyB. It finds the best path to each destination by using a modified shortest-path-first calculationC. It contains only active BGP routesD. It contains all accepted routes to all destinations



QUESTION 10Which command will display only direct routes?

A. show routeB. show route inet 0directC. show ip route directD. show route protocol direct



QUESTION 11What information does the help reference command provide?

A. a brief description of commands and their default valuesB. the serial number and version number of the device used to open a support case with JTACC. a list of all the active hardware alarms on the deviceD. a display of the current configuration while in operational mode



QUESTION 12Which two statements apply when a user has entered private configuration mode by typing configure private?(Choose two)

A. All users have their own active configurationB. All users have their own private candidate configurationC. When a user commits, all nonconflicting changes made by all users are commitedD. When a user commits, only the user's own changes are commited



QUESTION 13What is the operating system do Juniper Networks MX Series routers use?

A. IOSB. MX-OSC. UNIXD. Junos OS



QUESTION 14What are two valid actions for routing policy? (Choose two)

A. discardB. next policyC. acceptD. ignore



QUESTION 15Referring to the exhibit, which command would you use to add an additional address to the ge-0/0/9 unit 0interface?

A. [edit interfaces ge-0/0/9 unit 0]user@router# set family inet address 192.168.100.1/24

B. [edit interfaces ge-0/0/9 unit 0]user@router# set family inet secondary-address 192.168.100.1/24 secondary

C. [edit interfaces ge-0/0/9 unit 0]user@router# set family inet address 192.168.100.1/24 secondary

D. [edit interfaces ge-0/0/9 unit 0]user@router# set family inet address-secondary 192.168.100.1/24



QUESTION 16What is the default export routing policy for EBGP?

A. Accept all active BGP routesB. Accept all BGP routesC. Accept no routesD. Accept all active IGP routes



QUESTION 17You want to log into the router and make a configuration change.

After loggin in as the root user, what is the next command you must enter?

A. enableB. configureC. editD. cli



QUESTION 18Which statement is true about the routing table?

A. The routing table exists in the control plane onlyB. The routing table exists in the control plane and the forwarding planeC. The routing table contains both active and inactive routesD. The routing table is stored on compact flash



QUESTION 19You have been asked to use a 23-bit network mask to segment the network block 209.18.12.0, How manyusable host address will there e per subnet?

A. 5210B. 1022C. 2046D. 8190



QUESTION 20Using the routing table shown in the exhibit, what will be the next-hop IP address used for destination IPaddress 192.168.1.1? (Assume that the only routes to this destination are static routes)

A. 10.20.14.130B. 10.18.1.1C. 10.20.14.131D. 10.20.106.10



QUESTION 21Which command will delete the current rescue configuration?

A. user@router# system delete configuration rescueB. user@router> request system configuration rescue deleteC. user@router# delete rescue configurationD. user@router> file delete rescue-configuration



QUESTION 22Which two characteristitcs describe the UDP protocol? (Choose two)

A. limited error checkingB. defined timersC. no recovery mechanismsD. three-way handshake



QUESTION 23A network administrator wants to verify the active alarms on interface so-0/0/0. Which command displays thisinformation?

A. show interfaces alarmsB. show interfaces terseC. show alarms extensiveD. show interfaces extensive



QUESTION 24Which configuration causes RIP-learned routes to be advertised to other RIP neighbors?

A. set protocol rip no-passiveB. top edit policy-options policy-statement demo

set term 1 from protocol ripset term 1 then accepttop set protocols rip group internal export demo

C. set protocols rip advertise m-outD. top edit policy-options policy-statement demo

set term 1 from active routesset term 1 then accepttop set protocols rip group internal export demo



QUESTION 25Random early detection (RED) is associated with which class of service component?

A. classificationB. policingC. queueingD. scheduling



QUESTION 26What are two purposes of a forwarding class? (Choose two)

A. to rewrite the ToS bits in the IP headerB. to classify trafficC. to identify traffic that should receive commom treatmentD. to assign traffic to output queues



QUESTION 27Which two commands would you use to view OSPF routes? (Choose two)

A. show ip route ospfB. show ospf routesC. show route protocol ospfD. show route



QUESTION 28What are three terminating actions for firewall filters? (Choose three)

A. rejectB. dropC. permitD. acceptE. discard

Answer: ADESection: (none)


QUESTION 29Which three statements are true about termis in a policy? (Choose three)

A. The order of the terms in a policy is irrelevantB. The action is specified in a then statementC. Ters are optional in a policyD. The match condition can be identified with a from statementE. Every policy must contain at least one term

Answer: BDESection: (none)


QUESTION 30Which statement is true regarding the Junos OS

A. All platforms running the Junos OS have identical factory-default configurationsB. All platforms running the Junos OS use the IP2 processor for longest-match lookupC. All platforms running the Junos OS use the same source code baseD. All platforms running the Junos OS use FXP1 for communication between control and forwarding planes



QUESTION 31Two devices on an Ethernet segment sent dames at the same time causing a collision. Which two statementsare tru? (Choose two)

A. Both devices stop transmiting, wait a random period of time, verify the wire is idle, and re-transmitB. The device with the lowest MAC address ispermitted to retrannsmit firstC. The device with the lowest MAC address sends a jam signal to notify all other devices of the collisionD. Both devices send a jam signal to notify all other devices of the collision



QUESTION 32You have been asked to configure a login class that will permit its users to view and edit the configuraiton. Theclass should allow a use rto view the entire configuration, but only to edit interfaces, routing-options andprotocol hierarchies.Which configuration accomplishes this login class?

A. permisions [view-configuration clear network view];allow-configuration "(interfaces) | (routing-iptions) | (protocols)"

B. permisions [view-configuration clear network view]; allow -commands "(configure)"C. permisions [view-configuration clear network view]; allow-configuration "(interfaces) | (routing-options) |

(protocols)"D. permisions [view-configuration clear network view]; allow-commands "(configure"; allow-configuration

"(interfaces) | (routing-options) | (protocols)"



QUESTION 33Which command do you use to identify the maning of a syslog message?

A. help log messagesB. man log messagesC. man syslogD. help syslog



QUESTION 34Which command do you issue to upgrade the current software on Junos devices?

A. request system software replaceB. request system software installC. request system software addD. request system software upgrade



QUESTION 35Which three functions are available under the "Maintain" tab of J-Web? (Choose three)

A. download and delete log filesB. view real-time statics of interfacesC. reboot the systemD. view and add licensesE. edit security settings



QUESTION 36What represents the binary equivalence of 148

A. 10110100B. 11010010C. 10011100D. 10010100



QUESTION 37What is a valdi multicast MAC address?

A. 00:90:69:9F:EA:46B. FF:FF:FF:FF:FF:FFC. 01:00:5E:28:12:95D. 99:99:99:99:99:99



QUESTION 38What is the role of route preference?

A. It is used as a tie breaker when the same prefix is available through multiple sourcesB. It is used to determine which routes to accept into the routing tableC. It is used to select the best route between multiple equal-cost pathsD. It is used to select which routing table to use for forwarding



QUESTION 39What is the default export routing policy for RIP?

A. Accept all local routesB. Accept all RIP routesC. Accept no routesD. Accept all direct routes



QUESTION 40How do you ping from configuration mode?

A. [edit interfaces]user@router# run ping 1.1.1.1

B. [edit interfaces]user@router# ping 1.1.1.1

C. [edit interfaces]user@router# up ping 1.1.1.1

D. [edit interfaces]user@router# exit ping 1.1.1.1



QUESTION 41Which two external authentication methods are supported by the Junos OS for user authentication? (Choosetwo)

A. RADIUSB. KERBEROSC. LDAPD. TACACS+



QUESTION 42When attepting to view the OSPF routes in the routing table, you issue the command show route table inet butno OSPF routes are displayed. What is the problem?

A. The OSPF routes are located in the inet 4 routing tableB. THe OSPF routes are located in the inet 0 routing tableC. The OSPF routes are located in the inet 2 routing tableD. The OSPF routes are located in the inet 4.3 routing table



QUESTION 43You've configured an interface with an IP address and commited the change. You then commited a change thatadded an exception in a firewall filter to allow this network through the filter. You realize that this work was doneon the wrong router.How do you undo all these changes?

A. rollback 2B. rollback 1C. rollback 0D. rollback 3



QUESTION 44Which statement is true regarding syslog on Junos devices?

A. No logging is enabled by defaultB. By default the information is stored in all file named eventsC. Only the message severity level must be configuredD. You can configure the router to send log messages to the console



QUESTION 45You issue the ping interface tl-1/1/0 1.1.1.1 bypass-routing count 1000 rapid commandWhich statement is correct?

A. The count parameter creates a counter that you can view with the show firewall commandB. The count parameter allows the router to count the number of pings for logging purposesC. The count parameter allows the router to pause for 10000 seconds before sending out a pingD. The count parameter allows the router to send out 1000 pings and then stop



QUESTION 46Which command do you use to show active alarms?

A. show hadrware alarmsB. show system alarms

C. show chassis stateD. file list alarm



QUESTION 47What is the default SNMP permision level on Junos devices?

A. readB. read-writeC. read-onlyD. write



QUESTION 48What is a route filter?

A. a list of prefixes that can be configured in a poilcyB. a single prefix that is configured separately and be referenced in a policyC. a list of prefixes that is configured separately and can be referenced in a policyD. a single prefix that can be configured within a policy



QUESTION 49You have been assigned the 66.96.130.0/24 network and need to segment ito at least 60 subnets. Whichnetwork mask meets this requirement?

A. /27B. /28C. /29D. /30



QUESTION 50What does the command show | compare rollback 1 display?

A. the difference between the current candidate configuration and the candidate configuration from onecommit ago

B. the difference etween the current active configuration and the active configuration from the one commit agoC. the difference between the current active configuration and the active configuration from one commit agoD. the difference between the current candidate configuration and the archived configuration from one commit

ago



Exam C

QUESTION 1What are two Junos processes? (Choose two)

A. OSPF SPF daemon (ospfd)B. SNMP daemon (snmpd)C. BGP daemon (bgpd)D. Routing protocols daemon (rdp)



QUESTION 2Which statement describes an advantage of a dynamic routing?

A. Dynamic routing is typically more scalable when compared to static routinB. Unlike static routing, dynamic routing requires no initial user configurationC. Unilke static routing, dynamic routing provides reduntand IP address for end-user devicesD. Dynamic routing provides DNS services along with IP connectivity, whereas static routing does not



QUESTION 3Referring to the exhibit, you want to block HTTP access to Web-Server from the subnet where Mai-User islocated. All other traffic should be permitted.Which firewall filter configuration do you use?

A. [edit firewal family inet filter STOP-MAL-USER] user@router# showterm one{from{source-address{200.200.0/24;continues

B. don't knowC. don't knowD. [edit firewal family inet filter STOP-MAL-USER] user@router# show

term one{from{source-address{200.200.0/24;}destination-address{100.100.100.10/32;}protocol tcp;destination-port http;}term two {then {accept;}}



QUESTION 4You have a network containing 120 routers. You must establish and maintain connectivity between theloopback interfaces of all routers. Because of the critical services using the network, you need redundancy andfast failover. Which routing protocol should you use in this scenario?

A. OSPFB. RIPC. BGPD. static



QUESTION 5When configuring more than one archival site, which statement is true?

A. The system will first attempt the transfer using the URL configured lastB. The system will transfer the configuration to each archival site

C. The system will not transfer to a secondary site unless the previous site failsD. The system will transfer using secure copy protocl (SCP) before attempting FTP



QUESTION 6An administrator is unable to ping any address on the 10.0.19.0/24 subnet. To identify the problem, theadministrator uses the command shown in the exhibit.Which stop should be taken to solve the problem?

A. Check the physical cableB. Issue the command activate interfaces fe-0/0/1.513C. Issue the command delete interfaces fe-0/TJ/1.513D. Reconfigure the IP address



QUESTION 7Which statement is true regarding the forwarding plane?

A. The forwarding plane is contained within the Routing Engine (RE)B. The forwarding plane processes and evaluates exception trafficC. The forwarding plane contains the Packet Forwarding Engine (PFE)D. The forwarding plane is not present on all platforms running the Junos OS



QUESTION 8Which two commands may be used when configuring an IP address for a Gigabit Ethernet interface? (Choosetwo)

A. set interfaces ge-0/0/0.0 address 10.1.1.1/24B. set interfaces ge-0/0/0.0 family inet address 10.1.1.1/24C. set interfaces ge-0/0/0 unit 0 family inet address 10.1.1.1/24D. set interfaces ge-0/0/0 address 10.1.1.1/24



QUESTION 9What information is used by a switch to forward an Ethernet frame to its destination?

A. IP addressB. destination MAC addressC. ARP table entryD. FCS checksum



QUESTION 10Which statement is true regarding the password-recovery process?

A. You must have a console connectionB. You cannot set the console port to an insecure modeC. You must press the Enter key so that you can boot into single-user modeD. When prompted to enter the full pah name of the shell you must press the Enter key



QUESTION 11Which two statements are correct regarding the default protocol preference values? (Choose two)

A. RIP is preferred over OSPF external routesB. Direct, local and static routes have the same preference valueC. OSPF's preference value is lower than BGPD. OSPF has a single preference value for both internal and external routes



QUESTION 12Given the configuration shown in the exhibit, what will happen to traffic from source 10.10.10.25 destined to200.200.200.1?

A. The traffic will be rejectedB. The traffic will be droppedC. The traffic will be forwardedD. The traffic will be policed



QUESTION 13Which two statements apply when a user has entered private configuration mode by typing configure private?(Choose two)

A. All users have their own active configurationB. All users have their own private candidate configurationC. When a user commits, all non conflicting changes made by all users are commitedD. When a users commits, only the user¡'s own changes are commited



QUESTION 14Which command is used to display all output at once?

A. show interfaces | oilB. show interfaces | no-moreC. show interfaces | holdD. show interfaces | display-all



QUESTION 15Which two statements are true about terms in a routing policy? (Choose two)

A. A then statement is mandatory in a termB. If a term does not contain a from statement, all routers matchC. If a term does not contain a from statement, the Junos OS will not commitD. A then statement is not mandatory in a term

Answer: ABSection: (none)


QUESTION 16A packet is evaluated against three user-defined terms within a firewall filter and no match is found. Whatcorrectly describes the action the firewall filter will take for this packet?

A. The filter will permit the packet and take no additional action

B. The filter will reject the packet and send an ICMP message back to the senderC. The filter will discard the packet and take no additional actionD. The filter will permit the packet and write a log entry to the firewall log



QUESTION 17You are configuring new BGP neighbor and want to view the configuration for the interface ge-0/0/0.42 Whichcommand do you use to achieve this result?

A. [edit protocols bgp group external]user@router# set interfaces ge-0/0/0.42 ?

B. [edit protocols bgp group external]user@router# edit show interfaces ge-0/0/0.42

C. [edit protocols bgp group external]user@router# top show interfaces ge-0/0/0.42

D. [edit protocols bgp group external]user@router# show interfaces ge0/0/0.42



QUESTION 18You have received a default route through BGP from your ISP and you want to redistribute it into OSPF. Whichmehtod will accomplish this?

A. Apply an export policy to OSPF that exports the default routB. Apply an import policy to OSPF that imports the default routeC. Apply the default-network command to OSPFD. Apply the redistribute-igp command to BGP



QUESTION 19What are three examples of dynamic IGPs? (Choose three=

A. OSPFB. BGPC. IS-ISD. PIM

E. RIP

Answer: ACESection: (none)


QUESTION 20By default if equal-cost paths exists for the same destination, which action will the router take?

A. Drop half the trafficB. Make a copy of the traffic and send it to both testinationsC. Load-balance traffic between the available pathsD. Randomly select one of the available paths to send traffic



QUESTION 21Referring to the exhibit, which type of classifier is being used in the CoS configuration?

A. behavior aggregateB. policerC. multifieldD. forwarding policy



QUESTION 22You have been asked to develop an application that uses only connection-oriented protocols. Which twoprotocols can you use? (Choose two)

A. PPPB. UDPC. TCPD. ICMP



QUESTION 23You accidentally configured interface so-0/0/0.0 with 1.1.1.1/32 instead of 1.1.1.1/30 Which two solutions couldyou use to correct this configuration? (Choose two)

A. [edit interfaces so-0/0/0.0]user@router# replace family inet address 1.1.1.1/32 with 1.1.1.1/30

B. [edit interfaces so-0/0/0.0]user@router# rename family inet address 1.1.1.1/32 to address 1.1.1.1/30

C. [edit interfaces so-0/0/0.0]user@router# replace interface so-0/0/0.0 family inet address 1.1.1.1/32 with address 1.1.1.1/30

D. [edit interfaces so-0/0/0.0]user@router# delete family inet addressuser@router# set family inet address 1.1.1.1/30



QUESTION 24When considering the default behavior of Junos plattforms, which statement is true about archivingconfigurations?

A. A system log message is generated, confirmed the transfer attemptB. The destination filename format can be altered by configurationC. The frequency the system archives the configuration cannot be changedD. An archive log is created to track transfer attempts both failed and successfull



QUESTION 25What are three valid match criteria in a firewall filter applied to a Layer 3 interface? (Choose three)

A. IP addressB. MAC address

C. protocolD. portE. session ID



QUESTION 26Given the routing entries shown in the exhibit, which next-hop IP address will be used for the destination IPaddreess 192.168.1.159 (Assume that only static routes are available for the destination)

A. 10.20.14.130B. 10.18.1.1C. 10.20.14.131D. 10.20.106.10



QUESTION 27Which class-of-service component allows you to define the bandwidth allocated to different traffic types?

A. classificatoinB. rewrite markingC. schedulingD. queueing



QUESTION 28What is a valid option when using the ping command?

A. packet lossB. packet sizeC. CRCD. TCP port



QUESTION 29Which statement is true regarding an Ethernet collision domain?

A. If a router is used, the collision domain includes all devices connected to the routerB. If a hub is used, the colision domain is limited to each device and the hubC. If a switch is used, the collision dmain is limited to each device and the switchD. If a bridge is used, the collision domain includes all devices connected to the bridge



QUESTION 30What represents the binary equivalence of 96?

A. 11010100B. 01100000C. 11010000D. 11101010E. 1100000

Answer: ESection: (none)


QUESTION 31In the exhibit, what does the (>) symbol indicate?

A. There is a software issue with ge-1/0/1.0 interfaceB. There is a hardware issue with ge-1/0/1.0 interfaceC. The next hop of 172.25.213.11 is selectedD. The next hop of 172.25.213.11 is not resolvable



QUESTION 32Bye default, what are three valid routing tables? (Choose three)

A. inet.0B. inet4.0C. inet.6D. inet6.0E. inet.3

Answer: ADESection: (none)


QUESTION 33Which statement is true about the forwarding plane?

A. The forwarding plane is the intelligence of the plattformB. The forwarding plane is based on an x86 architectureC. The forwarding plane maintains the routing tables, brdiging table, and primary forwarding tableD. The forwarding plane implements policers, stateless firwall filters, and class of service



QUESTION 34

Which two can be used to create and apply an export policy that advertises static rotues to RIP neighbors?(Choose two)

A. set protocols rip export demoB. edit policy-options policy-statement demo set term 1 from protocol static set term 1 then acceptC. edit policy-options policy-statement demo set term 1 from protocol staticD. set protocol rip group internal export demo



QUESTION 35You must segement your internal 192.168.1.0/24 network into a minimun of 12 subnet, each containing aminimun of 12 hosts. Which network mask do you use?

A. /26B. /27C. /28D. /29



QUESTION 36Which two statements are true regarding trace options on Junos devices? (Choose two)

A. You can see the contents of the log file by entering the show log <filename> commandB. Trace options will send information to your screen automaticallyC. Trace options are limited to one protocol at a timeD. The file name and set of flags may be specified when enabling trace options



QUESTION 37What are the usable host on the 96.6.128.0/19 network?

A. 96.6.128.1 through 96.6.143.254B. 96.6.128.128 through 96.6.134.254C. 96.6.128.0 through 96.6.134.254D. 96.6.128.1 through 96.6.159.254



QUESTION 38Which command will save the current active configuration as the rescue configuration?

A. user@router# save | rescueB. user@router> request system configuration rescue saveC. user@router# save rescue configurationD. user@router> file save rescue-configuration



QUESTION 39Which three steps are parts of the root password recovery process? (Choose three)

A. Reboot the deviceB. Run the recovery scriptC. Reset the root passwordD. Reset the user passwordsE. Load factory-default configuration

Answer: ABCSection: (none)


QUESTION 40Using the command user@router# load override lastest.conf where in the file system will the lastest.conf belocated?

A. /var/home/serB. /var/config/save0/C. /var/tmpD. /config



QUESTION 41Which user authenticaton methid is supported by the Junos OS as the last resort alternative?

A. TACACS+B. RADIUSC. local user databaseD. enable password



QUESTION 42Which command is used to enable access to J-Web using HTTPS?

A. set system remote-access provle httpsB. set services remote-access profile j-web-httpsC. set system services web-management httpsD. set services web-management j-web-https



QUESTION 43Which command do you use as a valid way to view the PICs within a router as well as the PICs' serialnumbers?

A. show chassis hardwareB. show chassis interfacesC. show chassis picD. show chassis inventory



QUESTION 44You have been asked to configure your router to send link-related SNMP trap notifications to the networkmanagemetn system (NMS) located at address 172.16.17.1Which two commands are required?

A. set snmp trap-group my-trap-group targets 172.16.17.1B. set snmp targets 172.16.17.1

C. set snmp trap-group my-trap-group link-statusD. set snmp trap-group my-trap-group categories link



QUESTION 45Which two fields are found in an Ethernet frame header? (Choose two)

A. TTLB. flagsC. checksumD. type



QUESTION 46What must be configured prior to the first commit after factory defaults are loaded?

A. root authenticationB. default gatewayC. hostnameD. manement services



QUESTION 47Which statement is true regarding the Junos OS?

A. Each process runs in its own protected memory space ensuring that one process cannot directly interfacewith another

B. Process share memory space but separate ASICs so that one process cannot directly interfere with anotherC. A central processor called the IP2 chip dynamically assings memory as process needs fluctuateD. The memory management daemon (mmd) is responsible for allocating new memory for process as they

request it



QUESTION 48Which two commands allow you to return to a previous verision of software on the device? (Choose two)

A. request sytem software oddB. request sytem software downgradeC. request sytem software replaceD. request sytem software rollback



QUESTION 49What are three physical interface properties? (Choose three)

A. payload scramblingB. virtual circuit identifierC. FCSD. link speedE. IP address



QUESTION 50Which two statements are correct about Layer 2 broadcast frames? (Choose two)

A. Layer 2 broadcast frames are processed by all devices on the same VLANB. Layer 2 broadcast frames are are discarded by routers that connect to multiple VLANsC. Layer 2 broadcast frames are relayerd by routers to all connected VLANsD. Layer 2 broadcast frames are relayed by switches to devices on the same VLAN



QUESTION 51Your network administrator has asked you to view the real-time interface usage on ge-0/0/0,Which command whould be used?

A. monitor interface ge0/0/0

B. traceoptions interface ge-0/0/0C. debug interface ge0/0/0D. monitor usage ge-0/0/0



QUESTION 52There are three static routes in the routing table that need to be announced to your OSPF preers. Whichmethod is used to accomplish this?

A. Apply an import policy to OSPF that injects the static routes into OSPFB. Apply an import policy to the static routes that injects the static routes into OSPFC. Apply an export policy to the static routes that injects the static routes into OSPFD. Apply an export policy to OSPF that injects the static routes into OSPF



QUESTION 53Which two statements are true of a network mask? (Choose two)

A. A subnet mask specifies the portion of an IP address that is in a binary formatB. A subnet mask specifies the portion of an IP address that is in a decimal formatC. A subnet mask specifies the portion of an IP address that represents a network prefixD. A subnet mask specifies the portion of an IP address that represetns network hosts



QUESTION 54Which statement is true about the forwarding table?

A. The forwarding table is stored in the control plane onlyB. The forwarding table is stored in the control plane and in the forewarding planeC. The forwarding table contains both active and inactive routesD. The forwarding table can contain only sigle next hop per destination



QUESTION 55Which login class permision will allow a user to use the telnet utility?

A. network permisionB. maintenance permisionC. supervisor permisionD. shell permision



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