Release Notes for Cisco Unified Survivable Remote Site Telephony, 14.3

Hardware Supported

Platforms

Unified SRST supports the following Cisco 4000 Series Integrated Services Router platforms:

• Cisco 4321 Integrated Services Router
• Cisco 4331 Integrated Services Router
• Cisco 4351 Integrated Services Router
• Cisco 4431 Integrated Services Router
• Cisco 4451 Integrated Services Router
• Cisco 4461 Integrated Services Router

Unified SRST supports the following Cisco 8300 Catalyst Edge Series platforms:

• C8300-1N1S-6T
• C8300-1N1S-4T2X
• C8300-2N2S-6T
• C8300-2N2S-4T2X

Unified SRST supports the following Cisco 8200 Catalyst Edge Seties platform:

• C8200-1N-4T

Unified SRST also supports the following Router platforms:

• Cisco 1100 Series Integrated Services Router
• C8200L-1N-4T
• Catalyst 8000V

Software Compatibility

For more information on supported images and minimum software version requirement for Unified SRST features, see Cisco Unified SCCP and SIP SRST System Administrator Guide.

To determine the correct Cisco IOS release to support a specific Unified SRST version, see the Cisco Unified CME, Unified SRST, and Cisco IOS Software Version Compatibility Matrix.

Use Cisco Feature Navigator to find information about platform support and Cisco IOS software image support. To access Cisco Feature Navigator, go to http://www.cisco.com/go/cfn. You do not need an account on Cisco.com for access.

Determining the Software Version

To determine the release of Cisco IOS software currently running on your Cisco router, log in to the router and enter the show version command. The following sample output from the show version command indicates the Cisco IOS release on the first output line:

Upgrading to a New Software Release

To determine which Cisco IOS software release supports the recommended Unified SRST version, see Unified SRST and Cisco IOS Software Compatibility Matrix. To install the new software release, see the “Install Cisco IOS Software” section of the Cisco Unified Communications Manager Express Administrator Guide.

Feature Set Tables

Use Cisco Feature Navigator to find information about platform support and software image support. Cisco Feature Navigator enables you to determine which software images support a specific software release, feature set, or platform. To access Cisco Feature Navigator, go to http://www.cisco.com/go/cfn.

New Features in Unifies SRST, Release 14.3 (Cisco IOS XE Dublin 17.11.1a and Cisco IOS XE Cupertino 17.9.3)

• Concurrent Use of Cisco Webex Calling Survivability Gateway and Unified SRST

Concurrent Use of Cisco Webex Calling Survivability Gateway and Unified SRST

From Cisco IOS XE Dublin 17.11.1a onwards, concurrent use of Cisco Webex Calling Survivability Gateway and Unified SRST is supported.

For more information, see Cisco Unified SCCP and SIP SRST System Administrator Guide (All Versions).

New Features in Unified SRST, Release 14.3 (Cisco IOS XE Dublin 17.10.1a)

• Enhancement of YANG Model for Unified SRST Commands

Enhancement of YANG Model for Unified SRST Commands

From Cisco IOS XE Dublin 17.10.1a onwards, additional YANG configuration models are included to enable Unified SRST secure calling. For more information, see Programmability Guide for Cisco IOS XE Unified Communications VoIP Products and Cisco Unified Border Element Feature Roadmap, Cisco IOS XE Releases.

New Features in Unified SRST, Release 14.3 (Cisco IOS XE Cupertino 17.9.1a)

From Unified SRST 14.3, new CLI commands are introduced to support the proposed Webex Calling Survivability mode. However, this feature will be available for use when the Webex Calling survivability solution is made available through Webex Control Hub. For more information, see Webex Managed Gateway Command Reference.

SFTP CDR Transfer

From Cisco IOS XE Cupertino 17.9.1a, Cisco IOS gateways can use SFTP servers to transfer call accounting files.

Open Caveats—Unified SRST, Release 14.3

There are no open or unresolved caveats for Unified SRST, 14.3 Release.

Software Documents

Administrator Guides

• Cisco Unified Communications Manager Express System Administrator Guide
• Cisco Unified SCCP and SIP SRST System Administrator Guide (All Versions)
• Phone Feature Support Guide for Unified CME, Unified SRST, Unified E-SRST, and Unified Secure SRST

Command References

• Cisco Unified Communications Manager Express Command Reference
• Cisco Unified SRST and Cisco Unified SIP SRST Command Reference (All Versions)

Release Notes

• Release Notes for Cisco Unified Communications Manager Express

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Any Internet Protocol (IP) addresses and phone numbers used in this document are not intended to be actual addresses and phone numbers. Any examples, command display output, network topology diagrams, and other figures included in the document are shown for illustrative purposes only. Any use of actual IP addresses or phone numbers in illustrative content is unintentional and coincidental.

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