Specifications

Cisco Unified Survivable Remote Site Telephony Feature Roadmap

Feature Roadmap

Cisco Unified Survivable Remote Site Telephony Version 4.0 System Administrator Guide

Version 3.3 12.3(14)T • Secure SRST, page 10.

• Cisco Unified IP Phone 7970G and Cisco Unified 7971G-GE Support,

page 10

• Enhancement to the show ephone Command, page 10

Version 3.2 12.3(11)T

• Enhancement to the alias Command, page 11

• Enhancement to the pickup Command, page 11

• Enhancement to the user-locale Command, page 11

• Increased the Number of Cisco Unified IP Phones Supported on the Cisco

3845, page 12

• MOH Live-Feed Support, page 12

• No Timeout for Call Preservation, page 12

• RFC 2833 DTMF Relay Support, page 12

• Translation Profile Support, page 12

Version 3.1 12.3(7)T

• Cisco Unified IP Phone 7920 Support, page 13

• Cisco Unified IP Phone 7936 Support, page 13

Version 3.0 12.3(4)T —

12.2(15)ZJ

• Additional Language Options for IP Phone Display, page 14

• Consultative Call Transfer and Forward Using H.450.2 and H.450.3, page 14

• Customized System Message for Cisco Unified IP Phones, page 14

• Dual-Line Mode, page 15

• E1 R2 Signaling Support, page 15

• European Date Formats, page 16

• Huntstop for Dual-Line Mode, page 16

• Music on Hold for Multicast from Flash Files, page 16

• Ringing Timeout Default, page 16

• Secondary Dial Tone, page 17

• Enhancement to the show ephone Command, page 17

• System Log Messages for Phone Registrations, page 17

• Three-Party G.711 Ad Hoc Conferencing, page 17

• Support for Cisco VG248 Analog Phone Gateway Version 1.2(1) and Higher,

page 17

Table 2 Cisco Unified SRST Features by Cisco IOS Release (continued)

Cisco Unified SRST

Version Cisco IOS Release Modifications