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Page 2 of 2 Voicemail Password Protected Access Multiple Mail Folders Web Interface Email Delivery of Voicemail SMS Voicemail Notification Voicemail Forwarding Visual Message Waiting Indicator Message Waiting Stutter Dialtone Flexible Extension Logic Multiple Line Extensions Multi-Layered Access Control Direct Inward System Access (DISA) Audio Conference Bridging Unlimited Conference Rooms Access Control ADSI Menu System Support for Advanced Telephony Features PBX-Driven Visual Menu Systems Visual Voicemail Notification Supported by ADSI-compatible phones only Seamless integration of voice technologies Offers a unified set of services to users, regardless of connection type Fully interoperable with different VoIP standards Other Features Auto Attendant Interactive Voice Response (IVR) Directory Listing Call Queueing Call Detail Records Local and Remote Call Agents Codec Support GSM G.729 (available through purchase of commercial license) G.723.1 (pass through) Linear Mu-Law A-Law ADPCM mp3 (decode only) | Music Music on Hold Music on Transfer Flexible mp3-based system Volume Control Random Play Linear Play Call Handling Functionality Call Waiting Caller ID Caller ID Blocking Caller ID on Call Waiting Call Forward on Busy Call Forward on No Answer Call Forward Variable Call Transfer Call Parking Call Retrieval Remote Call Pickup Do Not Disturb Robbed Bit Signaling Types FXS and FXO Loopstart Groundstart Kewlstart E&M E&M Wink Feature Group D PRI Protocols 4ESS Lucent 5E DMS100 National ISDN2 EuroISDN BRI (ISDN4Linux) Session Initiation Protocol (SIP) Inter-Asterisk Exchange (IAX) H.323 Media Gateway Control Protocol (MGCP) |
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