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Cisco Unified Border Element (Enterprise) SIP Support

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Cisco Unified Border Element (Enterprise) SIP Support

Table Of Contents

Cisco Unified Border Element (Enterprise) SIP Support

Finding Feature Information

Cisco Unified Border Element (Enterprise) SIP Support Features


Cisco Unified Border Element (Enterprise) SIP Support


Revised: March 30, 2011
First Published: November 25, 2009
Last Updated: March 30, 2011

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.


Activation 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

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 "Cisco Unified Border Element Features Roadmap" section on page 3.

Use Cisco Feature Navigator to find information about platform support and Cisco IOS XE software image support. To access Cisco Feature Navigator, go to http://www.cisco.com/go/cfn. An account on Cisco.com is not required.

Cisco Unified Border Element (Enterprise) SIP Support Features

This chapter contains the following configuration topics:

Cisco UBE (Enterprise) Prerequisites and Restrictions

Prerequisites for Cisco Unified Border Element (Enterprise)

Restrictions for Cisco Unified Border Element (Enterprise)

Basic SIP Set-up

SIP—Core SIP Technology Enhancements

Reporting End-of-Call Statistics in SIP BYE Message

SIP Parameter Settings

SIP—Configurable Hostname in Locally Generated SIP Headers

SIP Parameter Modification

SIP—Session Timer Support

Adjustable Timers for REGISTRATION Refresh and Retries

SIP Protocol Handling and Supplementary Services

SIP-to-SIP Basic Feature Functionality for Session Border Controller

SIP-to-SIP Extended Feature Functionality for Session Border Controllers

SIP-to-SIP Supplementary Services for Session Border Controller

SIP - DNS SRV RFC2782 Compliance

Out-of-dialog SIP OPTIONS Ping

Cisco Unified Border Element Support for Configuring an Error Response Code upon an Out-of-Dialog OPTIONS Ping Failure

SIP—INFO Method for DTMF Tone Generation

SIP—Enhanced 180 Provisional Response Handling

Configuring Support for SIP 181 Call is Being Forwarded Message

Support for Expires Timer Reset on Receiving or Sending SIP 183 Message

Configuring Selective Filtering of Outgoing Provisional Response on the Cisco Unified Border Element, page

RFC 4040-Based Clear Channel Codec Negotiation for SIP Calls

Support for PAID, PPID, Privacy, PCPID, and PAURI Headers on the Cisco Unified Border Element

Cisco Unified Border Element Support for Configurable Pass-through of SIP INVITE Parameters

Transparent Tunneling of QSIG and Q.931 over SIP TDM Gateway and SIP-SIP Cisco Unified Border Element

SIP Diversion Header Enhancements

History INFO to Diversion Header

Hiding the Internal Topology Information Embedded Within the History-info Header at the Cisco UBE

Call Routing logic on Cisco UBE using the History-info Header

Reporting End-of-Call Statistics in SIP BYE Message

Configuring SIP Message, Timer, and Response Features

SIP Registration & Authentication

SIP—Ability to Send a SIP Registration Message on a Border Element

Support for Multiple Registrars on SIP Trunks

SIP normalization

SIP Parameter Modification

Additional References

Glossary

Feature Information for Cisco UBE (Enterprise) SIP Support,