RE: [Sip] Providing Delayed Call Information

At 12:48 PM 1/26/2006 -0500, Brett Tate wrote:
> > It's a B2BUA.  In terms of using a re-INVITE, I want to
> > present the updated information _before_ the call is
> > answered, so that's a no go. That's also why I had initially
> > looked into using the UPDATE method, but, sadly, that doesn't
> > seem to be able to affect anything but the media parameters.
> >
> > Any chance UPDATE could be updated to do so?
>
>UPDATE can basically update everything that a re-INVITE can.

But that list is the

Call-ID
To
 From (and tag)
CSeq

and this "problem" seems to want to modify the From (and From tag) fields, 
which makes UPDATE and reINVITE each a non-starter.

>However if I
>recall correctly, some on the sip list view the concepts of updating
>identities and retargeting as evil.
>
>The topic was discussed within the following thread.
>
>http://130.230.52.14/list-archive/sip/msg07664.html
>
>
>
>
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_______________________________________________
Sip mailing list  https://www1.ietf.org/mailman/listinfo/sip
This list is for NEW development of the core SIP Protocol
Use sip-implementors@cs.columbia.edu for questions on current sip
Use sipping@ietf.org for new developments on the application of sip