3.1.2 Timers

Firewall: This timer is used when waiting for the RTP packets that contain packet-pair data that the server transmits by using UDP. The minimum-allowed value for the time-out period is 1 second, and the maximum value is 30 seconds.

Keepalive: This timer is used for sending KeepAlive requests. The time-out period is controlled by the Keepalive-timeout variable, as specified in section 3.1.1. The minimum allowed value for the time-out period is 10 seconds. The maximum value of the time-out period is 4,294,967,295 milliseconds.