The SIP Session Refresh Timer Allows the RTP Session to Stay

question 22

Multiple Choice

The SIP session refresh timer allows the RTP session to stay active during an active call. The Cisco UCM sends either SIP-INVITE or SIP-UPDATE messages in a regular interval of time throughout the active duration of the call. During a troubleshooting session, the engineer finds that the Cisco UCM is sending SIP-UPDATE as the SIP session refresher, and the engineer would like to use SIP-INVITE as the session refresher. What configuration should be made in the Cisco UCM to achieve this?

• A) Change Session Refresh Method on the SIP profile to INVITE. Change Session Refresh Method on the SIP profile to INVITE.
• B) Increase Retry INVITE to 20 seconds on the SIP profile. Increase Retry INVITE to 20 seconds on the SIP profile.
• C) Enable Send send-receive SDP in mid-call INVITE on the SIP profile. Enable Send send-receive SDP in mid-call INVITE on the SIP profile.
• D) Enable SIP Rel1XX Options on the SIP profile. SIP Rel1XX Options

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