Cisco Sip Configure Timer Session Timer

1.3.6.1.4.1.9.9.152.1.1.2.10

This object specifies the value of the Min-SE header for INVITE messages originated by this user agent and the minimum value of the Session-Expires headers for INVITE messages received by this user agent. Any Session-Expires headers received with a value below this object's value will be rejected with a 422 client error response message. Setting this object to a value less than 600 is valid, but the possibly of excessive re-INVITES and the impact of those messages should be fully understood and considered an acceptable risk.