McDewey

Expected events Action CallLegs on C: Connected -to Conference Bridge Conferenced -(caller Id -C ;Called Id -A'; Connected Id -A') IDLE -(on the conferenced callLeg which was connected to C -A) Conferenced -(caller Id -C ;Called Id -B; Connected Id -B) Chained Conference Expected events Action B is disconnected and dropped out of Conference. A is now in conference with CB2. LINECALLSTATE Event is sent to Application for Line B with state = Idle. A,B and CB2 are in conference(CB1); B is conference Controller C,D and E are in Conference (CB2); D is conference Controller Unified CM Parameter Advanced Ad Hoc Conference Enabled = True Application does a LineOpen (A) with new Ext ver. 1. Application does LineRemoveFromConference on the Conferenced" CallLeg on A which is connected to B. C-Barge: Unified CM Service Parameter Advanced Ad Hoc Conference Enabled = True. Expected events Action B call A and A'; A answers the call and on A' do c-Barge; A,B and A' will be in conference; A is conference Controller Unified CM Parameter "Drop Ad Hoc Conference = Never" Application does a LineOpen (A) with new Ext ver. Cisco Unified TAPI Developers Guide for Cisco Unified Communications Manager, Release 15 and SUs 677 Message Sequence Charts Message Sequence Charts