[Serusers] NAT NAT..and a little more NAT
Juha Heinanen
jh at tutpro.com
Sun Apr 3 12:19:32 CEST 2005
Greger V. Teigre writes:
> I suspect this is one of those questions where you know the answer
> ;-) Yes, you're of course right. You inject a direction=active in
> the failure_route, so that the GW will wait for the media before
> sending. However, I have had some issues with some clients that I
> haven't really figured completely out yet and I'm trying to be
> conservative. Do you have experiences where this work? If so, which
> GWs and clients do you have good experiences with?
in my configuration, i have always used pstn gw both directions without
mediaproxy. proxy just adds direction=active to sdp towards gw if sip
ua sis behind nat. i didn't know that there may be some issues. my gws
are ciscos and i have had various sip uas such as grandstreams, cisco
atas, sipuras, kphone, etc.
-- juha
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