Controls the initial expire value (in seconds) in a REGISTER relayed to a registrar. (default = 3600).
NOTE: Since the
expects an expires value greater than 540 seconds (9 minutes) from the registrar, do not set “
insideExpiresMinimum
” value less than 540 seconds. Ideally, set this value much higher (3600 seconds is recommended) to avoid overloading registrar with register refreshes.
NOTE: When configuring surrogate registration, be sure to set the expires value of ingress trunk group toward IAD to the maximum default value of “3600”.