Cisco CP-7911G-CH1 Administration Guide - Page 223
Configuring SIP SRTP for Encrypted Phones, SUMMARY STEPS, DETAILED STEPS, enable, con terminal
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Configuring Secure SRST for SCCP and SIP How to Configure Secure Unified SRST Configuring SIP SRTP for Encrypted Phones This section specifies that SRTP should be used to enable secure calls and allows non-secure calls to "fallback" to using RTP media. SUMMARY STEPS 1. enable 2. configure terminal 3. voice service voip 4. srtp fallback 5. allow-connections sip to h323 6. allow-connections sip to sip 7. end DETAILED STEPS Command or Action Step 1 enable Step 2 Example: Router> enable configure terminal Purpose Enables privileged EXEC mode. • Enter your password if prompted. Enters global configuration mode. Step 3 Example: Router# configure terminal voice service voip Enters voice service configuration mode. Step 4 Step 5 Example:: Router(config)# voice service voip srtp fallback Example:: Router(config-voi-serv)# srtp fallback allow-connections sip to h323 Example: Router(config-voi-serv)# allow-connections sip to h323 Specifies that SRTP be used to enable secure calls and call fallback. SRTP fallback allows calls to fallback to non-secure mode if SRTP is not available. (Optional) Allows connections from SIP endpoints to H.323 endpoints. OL-13143-04 Cisco Unified SCCP and SIP SRST System Administrator Guide 223
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