Features " Web Interface Management " Support APS (Auto Provision Server) " Configure/Upgrade remotely by web UI or APS " Support Call Detailed Records(CDR) " WAN IP configure can be programmed by IVR via phone set Functions " Call Wait : Support call waiting notice when VoIP talking. " Call Forward : Forward calls on busy, always and no answer to another device. " Call Transfer : Transfer the call for Attended or Unattended. " Call Conference : Make a three-way conference call through the conference function. " Speed Dial : Users may dial abbreviated numbers instead of complicated numbers to make calls. " Multiple Dialing Plan : Users can define SIP call's prefix. Route non-SIP call to PSTN through local FXO port. " Hot Line : Users can set up a hot line to save dialing efforts if calls between two parties are frequent. " Call Hunting Group : Get the call from various ports by one caller ID. " Greeting Message : Users can record their own prompt voice. " Caller ID Delivery : Users can review where the call comes from. " CDR Export : Users can review call detailed record.