The OfficeTen 801 is an IP Network Phone targeted at Telecoms, SMEs, large enterprises and home telecom users. The unit supports a dual-protocol SIP/IAX2 and a backup switch. The IP network phone features include call recording, voice mail, three-way calling, phone book and other functions. The system allows you to configure and create a colleague status display. You can add 10 colleagues when your colleagues are online when and the LED light is green. When your colleagues are not online the LED will display a corresponding red light. When your colleagues call the LED light will blink with a green light. Users can quickly and easily call fellow colleagues. The IP Network Phone has switching and routing functions. The unit supports PPPOE dial-up, which is suitable for corporate and home users. The OfficeTen 801 supports Open VPN (SSL), the L2TP protocol. Corporate users can use their VPN network to ensure secure conversations.