[Serusers] More call transfer questions

[Evan Borgstrom]

Hey Steve,

	The INVITE's you're seeing are re-INVITES. They're used to modify the
session before the Cisco phone sends the REFER to transfer the call.
Check out Section 14 of the SIP RFC (3261).

http://www.faqs.org/rfcs/rfc3261.html

-Evan

On Mon, 2005-02-28 at 16:09 -0500, Steve Blair wrote:
>   I'm a bit stuck and wonder if someone on this list can help.
> When a call arrives at a Cisco IP phone registered to our
> SER proxy from the PSTN it is answered. The called party
> then tries to transfer the call. In either case a new invite is
> generated. I'm under the impression a refer message should be
> generated but given the way attended transfer works on the
> 7960s it doesn't seem possible to have a refer generated. Has
> anyone else seen this? If so any thoughts on what is happening?
> 
> Thanks,Steve
> 
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