VOIP phone Voip phone Voice features Call hold; Unattended/ attended call transfer Call waiting and per call-waiting blocking Call forward (always, busy, no answer, power off) Voip speed dial Voip digital map User define ring tone E.164 dial plan and customize dial rules Caller number/name display Voice promote Configurable jitter buffer size Configurable audio frame Data features Static/dynamic wan-ip-addressing Pppoe Management and provisioning Http, telnet, keypad and dedicate manage tool Adjustable user password and super password Url based ftp, http and tftp auto provision Configure file download and upload by palmtool Support four settings storage, switch by keypad Safe mode provide reliability Four servers store and load by keypad 80 entries each for missed calls, answered calls and dialed calls 100 entries for speed dial number Multiply language support Interfaces 2 x lan In carton