[OpenSIPS-Users] 183 with SDP causes me grief

[Anca Vamanu]

Hi Doug,

The rules on reply are not really implemented - because they were never 
required by anyone until now :). So, no, you can not do what you want 
with the B2BUA module.

Regards,

-- 
Anca Vamanu
www.voice-system.ro





On 10/29/2010 05:14 PM, Doug wrote:
> Hi All,
>
> I am hoping you can shed some light into a difficult spot I'm having.
>
> Currently, my one supplier is sending back Early Media (183 + SDP) when
> there is a problem (such as number not available), instead of a SIP
> response code. This in turn causes grief, as my system passes this
> session onto the client.
>
> I wanted to know if its possible in the event of receiving a 183 from
> this specific supplier, to reply with a CANCEL and then engage a new
> route, or to send a 50x back to the client.
>
> Based on the above, I am guessing I need to use the b2bua module,
> however, I don't see a way to identify a reply from the server id with a
> 183:
>
> I had something like this in mind:
>
> <rules>
> <reply>
> <183>
> <rule id="1">
> <condition>
> <state>1</state>
> <sender>
> <type>server</type>
> <id>server1</id>
> </sender>
> </condition>
> <action>
> <send_reply>
> <code>CANCEL</code>
> <reason></reason>
> </send_reply>
>               ...
> </action>
> </rule>
> </183>
> </reply>
> </rules>
>
>
> Any suggestions if this is possible?
>
> Many thanks
> Doug
>
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