Roman Shpount wrote:
> From/To header should be preserved completely with all of its parameters
> to be compatible with RFC 2543. RFC 3261 Section 11.2 Callee Issues
> Response says that "The response MUST copy the To, From, Call-ID, CSeq
> and Via fields from the request." This implies that complete header,
> including all the header parameters are copied. The RFC 3261 should
> still match the request based on To and From tags. Older, RFC 2543 based
> user agents, will only match request to dialog if complete To and From
> headers are preserved.
That is pertinent to the *response* to the request.
The question is about subsequent requests within the dialog.
Thanks,
Paul
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