[SIPForum-discussion] differene between replace and join

Donald Lee baolovebao at gmail.com
Wed Dec 12 08:17:26 UTC 2007

the semantic is clear to differ the two headers.
join: the sender will join the dialog its present. and the receiver can
accept it or not. it's a adding operation.
replace: the sender want to the receiver terminate the current dialog and
replace to its represent. the receiver can accept it or not. it's a replace

On 12/12/07, Shashank Sharma <shashanksameersharma at gmail.com> wrote:
> Hi all,
> Please explain how replace and join are differ......
> I got a sip call from IBM any suggestion ..
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