McDewey

TAPI structures TAPI messages CTI messages Action No change LINE_CALLSTATE hDevice = hCall-1 dwCallbackInstance = 0 dwParam1 = DIALTONE dwParam2 = UNAVAIL dwParam3 = 0 CallStateChangedEvent, CH = C1, State = Dialtone, Cause = CauseNoError, Reason = Direct, Calling = A, Called = NP, OrigCalled = NP, LR = NP, RIU = false Party A’

1. Party A goes off-hook LINECALLINFO (hCall-2) hLine = A’ dwCallID = T1 dwOrigin = OUTBOUND dwReason = DIRECT dwCallerID = A’ dwCalledID = NP dwConnectedID = NP dwRedirectionID = NP dwRedirectionID = NP LINE_APPNEWCALL hDevice = A’ dwCallbackInstance = 0 dwParam1 = 0 dwParam2 = hCall-2 dwParam3 = OWNER NewCallEvent, CH = C1, GCH = G1, Calling = A’, Called = NP, OrigCalled = NP, LR = NP, S tate = Dialtone, Origin = OutBound, Reason = Direct, RIU = true No change LINE_CALLSTATE hDevice = hCall-2 dwCallbackInstance = 0 dwParam1 = CONNECTED dwParam2 = INACTIVE dwParam3 = 0 CallStateChangedEvent, CH = C1, State = Dialtone, Cause = CauseNoError, Reason = Direct, Calling = A, Called = NP, OrigCalled = NP, LR = NP, RIU = true Cisco Unified TAPI Developers Guide for Cisco Unified Communications Manager, Release 15 and SUs 969 Message Sequence Charts Message Sequence Charts