OpenVox WGW1002G - Page 40

GSM/3G User Manual
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Allow
Promiscuous
Redirects
Whether or not to allow 302 or REDIR to non-local SIP address.
Note that promiscredir when redirects are made to the local
system will cause loops since this gateway is incapable of
performing a "hairpin" call.
Max Forwards
 Setting for the SIP Max-Forwards header (loop prevention).
Send TRYING on REGISTER Send a 100 Trying when the
endpoint registers.
Outbound Proxy
A proxy to which the gateway will send all outbound signaling
instead of sending signaling directly to endpoints.
Advanced -- Timer Settings
Table 4-5 Definition of Timer Options
Options
Definition
Default T1 Timer
 This timer is used primarily in INVITE transactions. The default
for Timer T1 is 500ms or the measured run-trip time between the
gateway and the device if you have qualify=yes for the device.
Call Setup Timer
 If a provisional response is not received in this amount of time,
the call will auto-congest. Defaults to 64 times the default T1
timer.
Session Timers
 Session-Timers feature operates in the following three modes:
originate, Request and run session-timers always; accept, run
session-timers only when requested by other UA; refuse, do not
run session timers in any case.
Minimum Session
 Minimum session refresh interval in seconds. Default is 90secs.
Maximum
Session Refresh
Interval
Maximum session refresh interval in seconds. Defaults to
1800secs.
Session Refresher
The session refresher, uac or uas. Defaults to uas.