[OpenSER-Users] Add record route in reply route?

Klaus Darilion klaus.mailinglists at pernau.at
Tue Feb 26 01:05:47 CET 2008


I think you can do it manually by using the functions from textops 
module - just add another header field (on top of the other Record-Route 
header.

OF courese the better way would be to fix the broken client

klaus

Peter P GMX wrote:
> I have the following scenario:
> 
> UA - OpenSER - SIPX - MicrosoftUM2007
> 
> As OpenSER has the public IP address and SIPX has no public IP, Openser
> has to be in the loop of all SIP messages. Therefore I set a 
> record-route header in OpenSER.
> 
> SipX is needed for the UDP/TCP gateway to MS UM2007 so therefore SipX 
> needs to add another record-route header. UM2007 then receives a record 
> with 2 record-routes (the one of OpenSER and the one of SipX)
> 
> Unfortunately our UM2007 replaces the OpenSER record-route in the OK 
> messages by the IP of  SipX IP only, so Openser is out of the loop.
> The UA then tries to reply with ACK to the (private) IP of SipX and fails.
> 
> My question: Ist here a chance to add another record-route with 
> OpenSer's IP in OpenSER 1.3 in the reply route? According to the 
> documentation in rr it doesn't work.
> 
> Any hint is appreciated.
> 
> Best regards
> Peter
> 
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