[OpenSIPS-Users] Is there a way to Change SIP Header CONTACT field

Bogdan-Andrei Iancu bogdan at voice-system.ro
Tue Jun 15 18:28:48 CEST 2010


take a look at the fix_nated_contact() function from the nathelper module:


Zilla Sun wrote:
> I setup Opensips with Rtpproxy between our SIP Server and remote GW 
> (behind NAT). I got most of the part work, and having a problem with 
> contact field. I would like to replace the contact field IP address - 
> but can not find a way doing it. this is the deailts - 
> SIP Server - <--> Opensips <--> 
> Nat <--> SIP GW 
> Due to the SIP Server setup, I need to replace the contact field IP 
> address of an INVITE sending from SIP GW ( to 
> Thanks for any advice.
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Bogdan-Andrei Iancu

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