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OfficeServOfficeServ Data Server Data ServerEnterprise IP Solutions
VoIP Service
Mar, 2006
OfficeServ Lab.
Samsung Electronics Co., Ltd.
-2/19- Samsung Confidential & Proprietary InformationCopyright 2006, All Rights Reserved.
74007400
Voice & Data Convergence [1]
• Requirement of data networking equipment for VoIP service.– NAPT, Firewall, IDS/IPS Traversal– VPN– QoS – Etc ?
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Voice & Data Convergence [2]
• What are advantages of convergence ?– Easy Configuration and Maintenance. – Efficient and correct stateful operation for VoI
P sesstions.– Potential Advantages. Imagine !!!
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74007400
Convergence in OfficeServ7400
• Specialized Feature named “VoIP Service”• Focused on …
– NAPT auto-conf.– Firewall auto-conf, strong and efficient VoIP pa
cket inspection (like SPI)– QoS auto-conf.
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74007400
V/S Scenario #1. Private Network V/S Scenario #1. Private Network with F/Wwith F/W
OfficeServ7400
ISP B
GWIM
IP Pone
IP Pone
IP Pone
GWIM
P1
P2P3
SIO
V35 HSSI
RUN
V35
HSSI
P1P2P3RST
GLIMP
P1P2P3P4P5P6
P7P8P9P10
P11
P12
P13P14
LNK
ACTLNK
ACTRST G
LIMP
P1P2P3P4P5P6
P7P8P9P10
P11
P12
P13P14
LNK
ACTLNK
ACTRST
GPLIM
GPLIM
* Frame Relay as Primary WAN connection
* xDSL as Back-up WAN connection* One or a few fixed public IP addres
ses(/32) assigned to the Site.* VLAN1 for 10.0.0.1/24, VLAN2 for 10.
0.1.1/24 * Firewall enabled
INTERNET
ISP2IP
Pone
ADSL
ADSL
ISPA
CSU/DSU
MP40
MGI64
MGI64GSIM
P1P6
P2P7
P3P8
P4P9
P5P10
LNK
ACTSIO
GSIMVLAN1
VLAN2
IP Pone
IP Pone
-6/19- Samsung Confidential & Proprietary InformationCopyright 2006, All Rights Reserved.
74007400
V/S Scenario #2. Public Network V/S Scenario #2. Public Network with F/Wwith F/W
OfficeServ7400
GWIM
IP Pone
IP Pone
IP Pone
GWIM
P1
P2P3
SIO
V35 HSSI
RUN
V35
HSSI
P1P2P3RST
GLIMP
P1P2P3P4P5P6
P7P8P9P10
P11
P12
P13P14
LNK
ACTLNK
ACTRST G
LIMP
P1P2P3P4P5P6
P7P8P9P10
P11
P12
P13P14
LNK
ACTLNK
ACTRST
GPLIM
GPLIM
* More than one C class Public IP groups (/24) assigned.
* VLAN1 for 165.213.89.1/24, VLAN2 for 165.213.90.1/24
* Firewall enabled
INTERNET
ISP2IP
Pone
ADSL
MGI64
GSIM
P1P6
P2P7
P3P8
P4P9
P5P10
LNK
ACTSIO
GSIMVLAN1
VLAN2
Metro
MP40
MGI64
IP Pone
IP Pone
-7/19- Samsung Confidential & Proprietary InformationCopyright 2006, All Rights Reserved.
74007400
V/S Scenario #3. Public and Private Networks V/S Scenario #3. Public and Private Networks with F/Wwith F/W
OfficeServ7400
GWIM
IP Pone
IP Pone
IP Pone
GWIM
P1
P2P3
SIO
V35 HSSI
RUN
V35
HSSI
P1P2P3RST
GLIMP
P1P2P3P4P5P6
P7P8P9P10
P11
P12
P13P14
LNK
ACTLNK
ACTRST G
LIMP
P1P2P3P4P5P6
P7P8P9P10
P11
P12
P13P14
LNK
ACTLNK
ACTRST
GPLIM
GPLIM
* More than one C class Public IP groups (/24) assigned.
* One private network (192.168.0.1/24) is also employed.
* VLAN1 for 165.213.89.1/24, VLAN2 for 192.168.0.1/24
* Firewall enabled
INTERNET
ISP2IP
Pone
ADSL
MGI64
GSIM
P1P6
P2P7
P3P8
P4P9
P5P10
LNK
ACTSIO
GSIMVLAN1[public]
VLAN2[private]
Metro
MP40
IP Pone
IP Pone
-8/19- Samsung Confidential & Proprietary InformationCopyright 2006, All Rights Reserved.
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V/S Scenario #4. VoIP between OS7400 and OS7400 V/S Scenario #4. VoIP between OS7400 and OS7400
Site A
GWIM
IP Pone
GWIM
P1
P2P3
SIO
V35 HSSI
RUN
V35
HSSI
P1P2P3RST
GLIMP
P1P2P3P4P5P6
P7P8P9P10
P11
P12
P13P14
LNK
ACTLNK
ACTRST G
LIMP
P1P2P3P4P5P6
P7P8P9P10
P11
P12
P13P14
LNK
ACTLNK
ACTRST
GPLIM
GPLIM
INTERNET
MGI64
GSIM
P1P6
P2P7
P3P8
P4P9
P5P10
LNK
ACTSIO
GSIMVLAN1[public]
VLAN2[private]
Metro
MP40
IP Pone
IP Pone
Site B
GWIMGWIM
P1
P2P3
SIO
V35 HSSI
RUN
V35
HSSI
P1P2P3RST
GLIMP
P1P2P3P4P5P6
P7P8P9P10
P11
P12
P13P14
LNK
ACTLNK
ACTRST
GPLIM
ISPACSU/DSU
MP40
MGI64GSIM
P1P6
P2P7
P3P8
P4P9
P5P10
LNK
ACTSIO
GSIMVLAN1
VLAN2
IP Pone
IP Pone
IP Pone
GLIMP
P1P2P3P4P5P6
P7P8P9P10
P11
P12
P13P14
LNK
ACTLNK
ACTRST
VoIP Signal (SIP, H323, SPNET]
VoIP Media
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VoIP Service Functions
• GWIM– Auto-configuration of NAPT for MCP and MGIs. – Dynamic Control of static NAPT and Firewall under devel
opment.
• GSIM – Auto-QoS supported.
• auto-configuration of classification for VoIP traffics• auto-configuration of DSCP Marking for VoIP traffics.• auto-configuration of IEEE 802.1p marking, CoS Mapping
for VoIP traffics.
• GLIMP– TBD
-10/19- Samsung Confidential & Proprietary InformationCopyright 2006, All Rights Reserved.
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VoIP Service Internal [1]
• IPC – Message exchange via DPRAM – 1 to 1 communication between MCP and other
card (IPC among data cards not supported)– Message Types
• Request/Reply/Notification.
Fig.1 DPRAM map
-11/19- Samsung Confidential & Proprietary InformationCopyright 2006, All Rights Reserved.
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VoIP Service Internal [2]• V/S IPC Flow
MCP Data ModuleBootup or V/S Restart
1.Card_status Noti.
2.C/S_status Noti.
3.MCP_Info Req.
4.MCP_Info Rep.
5.Time_Info Req.
6.Time_Info Rep.
Only if “Time synch. with C/S” option is on
7.MGI_Info Req.
8.MGI_List_Info Rep.
8-1.MGI_List(#1) Req/Rep8-2.MGI_List(#2) Req/Rep
…8-7.MGI_List(#7) Req/Rep.
Get current DB for MGIs,ITPs,WIPs
9. DB_Info Noti.DB Learning finished
-12/19- Samsung Confidential & Proprietary InformationCopyright 2006, All Rights Reserved.
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VoIP Service Internal [3]• V/S IPC Flow [Cont.]
MCP Data ModuleCurrent Service Info including NAPT/FW…
10. Service_Info Req.
11. Service_Info Rep.
15. MGI_Info Noti. New MGI/ITP/WIP Info added
If NAT=ON in Serivce_info, IP_Type=Private&Public
12. NAPT_Info Req.
13-1. MGI_NAPT_Info Rep.13-2. MGI_NAPT_Info Rep.
14. MCP_NAPT_Info Rep.
13-n. MGI_NAPT_Info Rep.
16. MGI_Status_info Noti. Existing MGI/ITP/WIP disconnected
17. MGI_Call_Info Noti. Call_Setup(MGI channel)* Static NAPT, F/W opened
18. MGI_Call_info Noti. Call_Finish (MGI Channel)* Static NAPT, F/W closed
19. Reset Noti.After MCP/LCP resetRestart V/S IPC
* Only for GWIM* NAPT Auto-conf.
* Only for GWIM
* Under Implemetation
-13/19- Samsung Confidential & Proprietary InformationCopyright 2006, All Rights Reserved.
74007400
VoIP Service Web Management [1]
* In case of Multiple WAN Interface, if any interface is set WAN Interface that can be selected for VoIP Service.
WAN Interface for VoIP traffics
LAN Interface for VoIP Modules
WAN Interface for data traffics
-14/19- Samsung Confidential & Proprietary InformationCopyright 2006, All Rights Reserved.
74007400
VoIP Service Web Management [2]
* The [VoIP DB] menu allows displaying the current information on the OfficeServ 7400 System (ex: MCP, MGI, IP Phone, WIP Phone)
-15/19- Samsung Confidential & Proprietary InformationCopyright 2006, All Rights Reserved.
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VoIP Service Web Management [3]
VoIP Signalling
VoIP Media
for dynamic NAPT mapping of media port
VoIP
H323
SIP
PC-MMC
* Configured NAPT list for NAT traversal of inbound VoIP signal, media traffics.
* Public IP/Port ranges are automatically notified to MCP and MGIs through IPC. Check the MMC 320, 321.
-16/19- Samsung Confidential & Proprietary InformationCopyright 2006, All Rights Reserved.
74007400
VoIP Auto-QoS (GSIM) [1]
For ITPs, WIPs
For MCP, MGIs
VoIP
MCP
* voip_common/system/terminal_classmaps are automatically created by V/S.
* In case of V/S DB update, voip_system_classmaps are automatically updated.
Signal
Signal
Media
Media
By DSCP
MCP
MGI
MGI
-17/19- Samsung Confidential & Proprietary InformationCopyright 2006, All Rights Reserved.
74007400
VoIP Auto-QoS (GSIM) [2]
* Following actions are configured as confirm actions for voip_xxx_classmaps : - insert DSCP 40 - insert 802.1p priority 7 => at least, one VLAN is needed to transmit ta
gged packets to connected switches. (egress_tagged option)
-18/19- Samsung Confidential & Proprietary InformationCopyright 2006, All Rights Reserved.
74007400
VoIP Auto-QoS (GSIM) [3]
* voip_policymap is applied to all ports by default. * Also, user can replace the voip_policymap with a user-defined poli
cymap.
-19/19- Samsung Confidential & Proprietary InformationCopyright 2006, All Rights Reserved.
74007400
VoIP Auto-QoS (GSIM) [4]
* Not affected by V/S. By default.* By V/S, priority of VoIP traffic is set to 7 and is enqueued to th
e highest queue (7).
-20/19- Samsung Confidential & Proprietary InformationCopyright 2006, All Rights Reserved.
74007400
VoIP Auto-QoS (GSIM) [5]
* Not affected by V/S. By default.