[Freeswitch-users] SIP INVITE timeout

[Gabriel Kuri]

that works, but the calling party doesn't get ringback when the phone is
actually on and ringing, is that normal? I don't think I can add
application ringback, because it's using g729.

Gabe


Brian West wrote:
> Try pre_answer before bridge.
> 
> /b
> 
> Sent from my iPhone
> 
> On Nov 28, 2008, at 3:03 PM, Gabriel Kuri <gkuri at ieee.org> wrote:
> 
>> I have a phone that is registered to FS but is no longer available
>> (Internet connection down, phone turned off, etc.). The registration
>> still exists in the sip_registrations table (not expired yet), but the
>> phone is not reachable on the network.
>>
>> According to my dialplan, if the bridge to the phone fails after 20
>> seconds, the call should be forwarded to a different box for handling
>> (see dialplan below).
>>
>>
>>      <extension name="My Extension">
>>       <condition field="destination_number" expression="1213XXXXXXX">
>>             <action application="info"/>
>>        <action application="set" data="originate_timeout=20"/>
>>             <action application="set" 
>> data="hangup_after_bridge=true"/>
>>             <action application="bridge"
>> data="${sofia_contact(default/1213XXXXXXX at mydomain.net"/>
>>        <action application="bridge"
>> data="sofia/default/1213XXXXXXX at box.mydomain.net"/>
>>        </condition>
>>      </extension>
>>
>>
>> If the phone is down and not responding to the INVITEs, it appears my
>> carrier is canceling the SIP INVITE to FreeSWITCH after about 10
>> seconds. My timeout is 20 seconds. Is there anyway to deal with this
>> situation, without going back to my carrier and asking them to 
>> increase
>> their timeout on an INVITE?
>>
>> Call Progress:
>>
>> Carrier -> FS (INVITE)
>> FS -> Carrier (100 Trying)
>>
>> <10 seconds pass while FS is attempting to contact the phone>
>>
>> Carrier -> FS (CANCEL)
>> FS -> Carrier (200 OK)
>> FS -> Carrier (487 Request Terminated)
>> Carrier -> FS (ACK)
>>
>>
>> Thanks ...
>>
>> Gabe
>>
>>
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