Tone, Call Waiting 56Tone, Confirmation 70Tone, Dial 77Tones/Ring Tones 395Transfer Recall 51Transfer, Call 51Transfer, One-touch 53Transfer, SIP Refer 310TRAP Implementation 320TRS ® Toll Restriction 346TRS Level 348TRS Override by System Speed Dialing 348Trunk Answer From Any Station (TAFAS) 335Trunk Group 136Trunk Group Access 62Two-way Recording into the VPS 368UUCD ® Uniform Call Distribution 154Unattended Conference 65Uniform Call Distribution (UCD) 154Upgrading the Software 356VVerification Code Entry 358Verification Code Personal Identification Number(PIN) 358VIP Call 167Virtual Locations 383Virtual PS 359Voice Mail (VM) Group 138, 361Voice Mail DPT (Digital) Integration 364Voice Mail DTMF Integration 371Voice Mail, Centralized 259Voice Message, Simplified (SVM) 324VoIP ® Voice over Internet Protocol Network 281VPS Data Control by the PBX 369WWake-up Call, Remote 341Walking COS 380Walking COS—DISA 89Walking Extension 381Walking Extension, Enhanced 382Walking Station ® Walking Extension 381Whisper OHCA 383Wireless XDP Parallel Mode 384Wrap-up 156XXDP ® EXtra Device Port 108XDP, Digital 217XDP, Wireless 384420 Feature Manual Document Version 2013-05Index