Ali Jawad writes:
The returning party in this case would be the PSTN GW and it talks UDP.
I.e.
Softphone --TLS-->Openser ---UDP--->Softphone
Should't Openser be responsible for the translation of these parameters?
i don't see a PSTN gateway anywhere in the figure. opener does not mess with transport parameters, it uses on the outgoing hop whatever sender specified as i already mentioned (of course provided that openser in the figure did record-route the initial request.
-- juha