- Cisco Unified Border Element SIP Support
- SIP Core SIP Technology Enhancements
- Reporting End-of-Call Statistics in SIP BYE Message
- Configurable Hostname in Locally Generated SIP Headers
- SIP-to-SIP Basic Functionality for Session Border Controller
- SIP Session Timer Support
- SIP-to-SIP Supplementary Services for Session Border Controller
- Session Refresh with Reinvites
- Cisco UBE Out-of-dialog OPTIONS Ping
- SIP Out-of-Dialog OPTIONS Ping Group
- Configuring an Error Response Code upon an Out-of-Dialog OPTIONS Ping Failure
- Configurable SIP Error Codes
- Configuring SIP Error Message Pass Through
- SIP INFO Method for DTMF Tone Generation
- SIP Enhanced 180 Provisional Response Handling
- Configuring SIP 181 Call is Being Forwarded Message
- SIP UPDATE Message per RFC 3311
- Support for PAID PPID Privacy PCPID and PAURI Headers on the Cisco Unified Border Element
- Configurable Pass-Through of SIP INVITE Parameters
- Transparent Tunneling of QSIG and Q.931
- SIP Diversion Header Enhancements
- SIP History INFO
- SIP Ability to Send a SIP Registration Message on a Border Element
- Expires Timer Reset on Receiving or Sending SIP 183 Message
- Dynamic Refer Handling
- Configurable SIP Parameters via DHCP
- Multiple Registrars on SIP Trunks
- Handle Multiple Early Dialog Messages
- Monitoring of Phantom Packets
- V150.1 MER Support in SDP Passthrough Mode
Cisco Unified Border Element SIP Support Configuration Guide, Cisco IOS Release 15M&T
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- Updated:
- April 14, 2017
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