Microsoft Lync Server 2010 , Microsoft Lync Server 2013. Integrated Ethernet switch , Multiple VoIP protocol support. Class 3 PoE , Network Address Translation (NAT).
DNS , HTTP , HTTPS , IP , Link Layer Discovery Protocol - Media Endpoint Discovery (LLDP-MED) , RTCP , RTP , SNTP , SRTP , TCP , TFTP , UDP. Power Over Ethernet (PoE) Support. IEEE 802.1p , IEEE 802.1Q (VLAN) , Type of Service (ToS). Acoustic echo cancellation (AEC) , Comfort noise generation (CNG) , HD Voice , Packet loss concealment (PLC) , Voice activity detection (VAD).
RTCP , RTP , SDP , SIP , SRTP. Support Details Full Contract Period. Key Expansion Module Max Qty. The item "NEW Polycom VVX 411 12 Lines PoE SIP VoIP Business Media Phone (2200-48450-025)" is in sale since Tuesday, April 11, 2017. This item is in the category "Computers/Tablets & Networking\Home Networking & Connectivity\VoIP Home Phones".
The seller is "tuksycom" and is located in California. This item can be shipped worldwide.