Hi Stephen,
     For such retry requests as 401/407, you are allowed
to reuse the same Call-ID as the original request. Section
8.1.3.5 of RFC3261 states this explicitly.

Subhash Nayak.
Hughes Software Systems
http://www.hssworld.com





"Stephen James" <[EMAIL PROTECTED]> on 09/04/2002 07:40:34 PM

To:   [EMAIL PROTECTED]
cc:    (bcc: Subhash Ullal Nayak/HSSBLR)

Subject:  [Sip] Call-ID and Authorization




Question with regard to RFC 3261, Call-ID and Authorization.
Suppose I send an Request (Invite) with a specific Call-ID and that
Request is rejected with a 401/407 requiring authentication (user to user
or user to proxy). When resubmitting the request is it a MUST that
the Call-ID be the same Call-ID as in the original request? There are
some statements that seem to imply that, but there is nothing that
seems to require it.

Stephen James

Question with regard to RFC 3261, Call-ID and Authorization.
Suppose I send an Request (Invite) with a specific Call-ID and that
Request is rejected with a 401/407 requiring authentication (user to user
or user to proxy). When resubmitting the request is it a MUST that
the Call-ID be the same Call-ID as in the original request? There are
some statements that seem to imply that, but there is nothing that
seems to require it.

Stephen James
 

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