Polycom SoundPoint IP 600 SIP Administrator's Manual page 4

Administrator Guide - SoundPoint
3.1.19 Multiple Call Appearances............................................................................................................. 28
3.1.20 Shared Call Appearances .............................................................................................................. 29
3.1.21 Customizable Fonts and Indicators................................................................................................. 30
3.1.22 Soft Key-Driven User Interface...................................................................................................... 31
3.1.23 Speed Dial ................................................................................................................................... 31
3.1.24 Time and Date Display.................................................................................................................. 32
3.2 Call Management Features........................................33
3.2.1 Automatic Off-hook Call Placement ................................................................................................. 33
3.2.2 Call Hold........................................................................................................................................ 33
3.2.3 Call Transfer .................................................................................................................................. 34
3.2.4 Three-Way Conference, Local.......................................................................................................... 34
3.2.5 Call Diversion (Call Forward) .......................................................................................................... 34
3.3 Audio Processing Features ........................................35
3.3.1 Low-Delay Audio Packet Transmission ............................................................................................. 35
3.3.2 Jitter Buffer and Packet Error Concealment ..................................................................................... 35
3.3.3 Local Conference Mixing................................................................................................................. 36
3.3.4 Voice Activity Detection (VAD)......................................................................................................... 36
3.3.5 DTMF Tone Generation ................................................................................................................... 37
3.3.6 DTMF Event RTP Payload ................................................................................................................ 37
3.3.7 Acoustic Echo Cancellation (AEC) ..................................................................................................... 37
3.3.8 Audio Codecs.................................................................................................................................. 38
3.3.9 Background Noise Suppression (BNS).............................................................................................. 39
3.3.10 Comfort Noise Fill......................................................................................................................... 39
3.3.11 Automatic Gain Control (AGC)....................................................................................................... 39
3.4 Presence and Instant Messaging Features ...................40
3.4.1 Presence ........................................................................................................................................ 40
3.4.2 Instant Messaging .......................................................................................................................... 40
3.5 Localization Features ...............................................41
3.5.1 Multilingual User Interface ............................................................................................................. 41
3.5.2 Downloadable Fonts ....................................................................................................................... 43
3.5.3 Synthesized Call Progress Tones...................................................................................................... 43
3.6 Advanced Server Features ........................................43
3.6.1 Voicemail Integration ..................................................................................................................... 43
3.6.2 Multiple Registrations..................................................................................................................... 44
3.6.3 Server Redundancy ........................................................................................................................ 45
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