Cisco IP Phone 5 SIP accounts 2 RJ45 ports (1 WAN ,1 LAN) support POE Voice prompt Cisco IP Phone GT-P302 from Great factory5 SIP accounts 2 RJ45 ports (1 WAN ,1 LAN) support POE Voice promptNetwork ProtocolTone SIP v1 (RFC2543), v2(RFC3261)IP/TCP/UDP/RTP/RTCPIP/ICMP/ARP/RARP/SNTPTFTP Client/DHCP Client/ PPPoE ClientTelnet/HTTP ServerDNS ClientRing ToneRing Back ToneDial ToneBusy ToneUser ...