Cisco CP-7911G-CH1 Administration Guide - Page 105
Setting Up Cisco Unified IP Phones using SIP, Contents
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Setting Up Cisco Unified IP Phones using SIP Revised: February 3, 2011 Session Initiation Protocol (SIP) registrar functionality in Cisco IOS software is an essential part of Cisco Unified SIP Survivable Remote Site Telephony (SRST). According to RFC 3261, a SIP registrar is a server that accepts Register requests and is typically collocated with a proxy or redirect server. A SIP registrar may also offer location services. Contents • Prerequisites for Configuring the SIP Registrar, page 105 • Restrictions for Configuring the SIP Registrar, page 105 • Information About Configuring the SIP Registrar, page 106 • How to Configure the SIP Registrar, page 106 • Where to Go Next, page 120 Prerequisites for Configuring the SIP Registrar Complete the prerequisites documented in the "Prerequisites for Configuring Cisco Unified SIP SRST" section on page 19 section in "Cisco Unified SCCP and SIP SRST Feature Overview" section on page 11. Restrictions for Configuring the SIP Registrar See the restrictions documented in the "Restrictions for Configuring Cisco Unified SIP SRST" section on page 19 section in "Cisco Unified SCCP and SIP SRST Feature Overview" section on page 11. OL-13143-04 Cisco Unified SCCP and SIP SRST System Administrator Guide 105
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