/mcpApplication Issues the Play Tone Request When the Call Is Established Between Customer and Agent Agent Puts the Call on Hold. PlayToneDirection -Remote Configuration A and B are SCCP Phones. Table 49: Application Issues the Play Tone Request When the Call Is Established Between Customer and Agent, Agent Puts the Call on Hold. PlayToneDirection – Remote Expected events Action Zip Tone is played at B. Line_DevSpecific (dwparam1 = SLDSMT_CALL_TONE_CHANGED, dwParam2 = CTONE_ZIP, dwParam3 = 1(remote)) is fired for A also Line_DevSpecific (dwparam1 = SLDSMT_CALL_TONE_CHANGED, dwParam2 = CTONE_ZIP, dwParam3 = 0(local) is fired for B. LineInitialize. LineOpen on A,B The CallToneChangedEvent message flag is Enabled using SLDST_SET_STATUS_MESSAGES request for Line B. A calls B;B answers the Call; B puts the Call on hold A issues the LineDevSpecific (start PlayTone) request with agent callid and ZIP Tone as input. Announcement Call Prerequisites Pre-conditions to all announcement call use cases, unless specified otherwise: • CTIRD (CTI Remote Device -Name: CTIRD-1) • Remote Destinations configured on CTIRD-1: • RD1-(Name: Mobile, Number: 914086271309) • Line-A (DN -1000) - Line-A configured on CTIRD-1 (shared line of Enterprise • DN -1000 configured on EP-1) • EP-1 (Enterprise Phone - SCCP -IP Phone) • Line-A' -DN -1000 configured on EP-1 • Provider is opened ( lineInitializeEx successfully executed) • All relevant lines are opened with Extension version 0x000D0000 and in service Persistent call has been created on A / RD-1. Cisco Unified TAPI Developers Guide for Cisco Unified Communications Manager, Release 15 and SUs 476 Message Sequence Charts Application Issues the Play Tone Request When the Call Is Established Between Customer and Agent Agent Puts the Call on Hold. PlayToneDirection -Remote