Cisco Cisco IOS Software Release 12.4(15)T
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Cisco IOS Release 12.4(15)T
VRF-Aware H.323 and SIP for Voice Gateways
First Published: December 22, 2006, OL-11379-01
VPN routing and forwarding (VRF) divides a physical router into multiple logical routers, each having
its own set of interfaces and routing and forwarding tables. Adding VRF-awareness to voice gateways
allows a voice gateway to exist in the same router as a customer edge (CE) or provider edge (PE) WAN
router.
its own set of interfaces and routing and forwarding tables. Adding VRF-awareness to voice gateways
allows a voice gateway to exist in the same router as a customer edge (CE) or provider edge (PE) WAN
router.
The VRF-Aware H.323 and SIP for Voice Gateways feature adds single voice VRF support to
session-initiated protocol (SIP), H.323, and IP-to-IP gateways and to Cisco Survivable Remote Site
Telephony (Cisco SRST) routers.
session-initiated protocol (SIP), H.323, and IP-to-IP gateways and to Cisco Survivable Remote Site
Telephony (Cisco SRST) routers.
Finding Feature Information in This Module
Your Cisco IOS software release may not support all of the features documented in this module. To reach
links to specific feature documentation in this module and to see a list of the releases in which each feature is
supported, use the
links to specific feature documentation in this module and to see a list of the releases in which each feature is
supported, use the
.
Finding Support Information for Platforms and Cisco IOS and Catalyst OS Software Images
Use Cisco Feature Navigator to find information about platform support and Cisco IOS and Catalyst OS
software image support. To access Cisco Feature Navigator, go to
software image support. To access Cisco Feature Navigator, go to
. An
account on Cisco.com is not required.
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