/mcpTAPI structures TAPI messages Action LINECALLINFO (hCall-1) hLine = C dwCallID = T2 dwOrigin = INTERNAL dwCallerID = A dwCalledID = B dwRedirectionID = NP dwRedirectingID = NP LINE_CALLSTATE = CONNECTED dwParam1 = 0x00000100 dwParam2 = 0x00000001 Party B’ LINE_CALLSTATE = CONNECTED dwParam1 = 0x00000100 dwParam2 = 0x00000002 Application Disables DND-R or Changes the Option for DND TAPI structures TAPI messages Action LINE_CALLDEVSPECIFIC hDevice = C dwCallbackInstance = 0 dwParam1=SLDSMT_LINECALLINFO_ DEVSPECIFICDATA dwParam2 = SLDST_DND_OPTION_STATUS dwParam3 = 1 Phone A changes from DND-Reject to DND-RingerOff. Drop Any Party Use cases related to Drop Any Party feature are mentioned below: Cisco Unified TAPI Developers Guide for Cisco Unified Communications Manager, Release 15 and SUs 666 Message Sequence Charts Drop Any Party