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[Sip] Contact header for an PSTN to IP call

To: sip@ietf.org, sip@ietf.com
Subject: [Sip] Contact header for an PSTN to IP call
From: Rinchen Tundup <rinchen@cdotd.ernet.in>
Date: Fri, 20 Dec 2002 10:10:21 -0700
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Hi,
I have a question ! What will be the contact header in the sip message
when an PSTN to IP call is made via a media gateway ? Since PSTN phone
is not a SIP entity and cannot have a SIP URI.
Should it be sip:phone_no@media_gateway_domain.com? or something else?
pls help


Rinchen


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