SIP-to-SIP Supplementary Services for Session Border Controller

Table Of Contents

SIP-to-SIP Supplementary Services for Session Border Controller

Prerequisites

SIP-to-SIP Supplementary Services for Session Border Controller

The SIP-to-SIP Supplementary Services for Session Border Controller (SBC) feature enhances terminating and re-originating signaling and media between VoIP and Video networks by supporting the following features:

•IP Address Hiding in all SIP messages including supplementary services

•Media

–Media Flow Around

•Support on Cisco AS5350XM and Cisco AS5400XM platforms

•SIP-to-SIP Supplementary services using REFER/3xx method. The following features are enabled by default:

–-Message Waiting Indication

–-Call Waiting

–-Call Transfer (Blind, Consult, Alerting)

–-Call Forward (All, Busy, No Answer)

–-Distinctive Ringing

–-Call Hold/Resume

–-Music on Hold

•Hosted NAT Traversal for SIP

Prerequisites

Cisco Unified Border Element

•Cisco IOS Release 12.4(9)T or a later release must be installed and running on your Cisco Unified Border Element.

Cisco Unified Border Element (Enterprise)

•Cisco IOS XE Release 3.1.0S or a later release must be installed and running on your Cisco ASR 1000 Series Router.