Specifications

Setting Up Secure SRST
How to Configure Secure SRST
118
Cisco IOS Survivable Remote Site Telephony Version 3.4 System Administrator Guide
Issuing CA authenticated ....... Yes
Certificate request(s) ..... None
Trustpoint srstcaserver:
Issuing CA certificate configured:
Subject Name:
cn=srstcaserver
Fingerprint MD5: 6AF5B084 79C93F2B 76CC8FE6 8781AF5E
Fingerprint SHA1: 47D30503 38FF1524 711448B4 9763FAF6 3A8E7DCF
State:
Keys generated ............. Yes (General Purpose)
Issuing CA authenticated ....... Yes
Certificate request(s) ..... None
Trustpoint srstca:
Issuing CA certificate configured:
Subject Name:
cn=srstcaserver
Fingerprint MD5: 6AF5B084 79C93F2B 76CC8FE6 8781AF5E
Fingerprint SHA1: 47D30503 38FF1524 711448B4 9763FAF6 3A8E7DCF
Router General Purpose certificate configured:
Subject Name:
serialNumber=F3246544+hostname=c2611XM-sSRST.cisco.com
Fingerprint: 35471295 1C907EC1 45B347BC 7A9C4B86
State:
Keys generated ............. Yes (General Purpose)
Issuing CA authenticated ....... Yes
Certificate request(s) ..... Yes
Configuring Cisco CallManager to the Secure SRST Router
The following tasks are performed in Cisco CallManager.
• Adding an SRST Reference to Cisco CallManager, page 118 (required)
• Configuring SRST Fallback on Cisco CallManager, page 119 (required)
• Configuring CAPF on Cisco CallManager, page 121 (required)
Adding an SRST Reference to Cisco CallManager
The following procedure describes how to add an SRST reference to Cisco CallManager.
Before following this procedure, verify that credentials service is running in the SRST router.
Cisco CallManager connects to the SRST router for its device certificate. To enable credentials service,
see the “Enabling Credentials Service on the Secure SRST Router” section on page 112.
For complete information on adding SRST to Cisco CallManager, see the “Survivable Remote Site
Telephony Configuration” section of the Cisco CallManager Administration Guide, Release 4.1(2).
SUMMARY STEPS
1. Choose SRST in the Cisco CallManager menu bar.
2. Add a new SRST reference.
3. Enter the appropriate settings in the SRST fields.
4. Click Insert.
5. Repeat Steps 2 through 4 for additional SRST references.