> > Does anybody have any idea on how to handle 180 with SDP --- will it be > handled the same way as 183 with SDP meaning the ringing would be remote > ringing rather than local ringing? Or 180 SDP will be handled as local > ringing irrespective of the presence or absence of SDP in 180. > [ABN] Yes, the SDP in 180 as well as 183 or any other 1xx (except 100) response serves the same purpose. The 180 response message signifies the remote party has been alerted about the incoming call, whereas the SDP in 1xx specifies the remote party's media information, which caller can use for playing media to the callee...
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