... PSTN Port, POE functio, rich phone features, auto provision, zero configuration... IP Phone-with PSTN Port, POE functionModel: MSQ-2006MSQ ... businesses and residential application. It supports 3 user accounts, auto-provision as well as zero configuration and easy maintenance. ... (Power over Ethernet) Network ProtocolSIP v1(RFC2543), v2(RFC3261)IP/TCP/UDP/RTP/RTCPIP/ICMP/ARP/RARP/SNTPTFTP Client /DHCP ...