3. Click Submit tab to validate setting and Cancel tab to cancel the setting.
Parameters Set-up:
Dial in Time: Enter the dial in time duration for you door phone (ranging
from 30-120 sec.) for example, if you set the dial in time duration is 60
second in your door phone, then the door phone will hang up the incoming
call automatically if the call is not answered by the door phone in 60
seconds. 60 second is the dial in time duration by default.
Dial out Time: Enter the dial in time duration for your door phone (ranging
from 5-120 sec.) for example, if you set the dial out time duration is 60
second in your door phone, then the door phone will hang out the call it
dialed out automatically if the call is not answer by the device being called.
Note:
Max dial time of device is also related with max dial time of sip server. If using
sip account to make a call, please pay attention to the max dial time of sip
server. If the max dial time of sip server is less than the max dial time of device ,
the shorter one is available.
5.4.14. Call Session Timer
RFC4028 defines a survival mechanism for SIP sessions. The user agent or
proxy server periodically sends re-INVITE or UPDATE requests to keep the
session active. The interval of session update requests is determined by its
defined negotiation mechanism. Assuming that no session update request is
received within the interval, the session is considered terminated.
To do the configuration, you can do as follows:
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