Enterprise Application Interoperability for H.323-to-SIP and SIP-to-SIP
This Cisco Unified Border Element (Enterprise) is a special Cisco IOS XE software image that runs on Cisco ASR1000. It provides a network-to-network interface point for billing, security, call admission control, quality of service, and signaling interworking. This chapter describes basic gateway functionality, software images, topology, and summarizes supported features.
 Note |
Cisco Product Authorization Key (PAK)--A Product Authorization Key (PAK) is required to configure some of the features described in this guide. Before you start the configuration process, please register your products and activate your PAK at the following URL http://www.cisco.com/go/license . |
Finding Feature Information
Your software release may not support all the features documented in this module. For the latest feature information and caveats, see the release notes for your platform and software release. To find information about the features documented in this module, and to see a list of the releases in which each feature is supported, see the Feature Information Table at the end of this document.
Use Cisco Feature Navigator to find information about platform support and Cisco software image support. To access Cisco Feature Navigator, go to www.cisco.com/go/cfn. An account on Cisco.com is not required.
Configuration of Enterprise Application Interoperability for H.323-to-SIP and SIP-to-SIP Features
This chapter contains the following configuration topics:
Cisco UBE (Enterprise) Prerequisites and Restrictions
CUCM Interworking
www.cisco.com/go/interoperability
Third Party PBX Interworking
www.cisco.com/go/interoperability
Application specific interworking notes
- Support for SIP 181 "call is being forwarded" message
- Support for Expires timer reset on receiving or sending SIP 183 message
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Any Internet Protocol (IP) addresses and phone numbers used in this document are not intended to be actual addresses and phone numbers. Any examples, command display output, network topology diagrams, and other figures included in the document are shown for illustrative purposes only. Any use of actual IP addresses or phone numbers in illustrative content is unintentional and coincidental.
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