[OpenSIPS-Users] Fixing the Contact Header for NAT

Iñaki Baz Castillo ibc at aliax.net
Wed Nov 26 12:47:00 CET 2008

El Miércoles, 26 de Noviembre de 2008, Juan Backson escribió:
> I am having a problem with using B2BUA -> Opensips -> xLite behind NAT. 
> When the B2BUA sends back a 200OK, it is received by the SIP client behind
> NAT, but the SIP client does not response properly with ACK when the xLite
> is not in the same local LAN as the Opensips.  If xLite is connected within
> the local LAN of Opensips, then xLite can response properly with ACK.  I
> think this is due to Contact header not properly configured, but I did use
> fix_nated_contact() inside the onreply_route[1]. 

Well, how is the Contact the callee receives in the 200 OK?
Does OpenSIPS add Record-Route?

Iñaki Baz Castillo

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