تلفن تحت شبکه SIMTON T210 گوشی سمیتون مدل t210 تک لاین بوده و با قیمتی مناسب در اختیار کاربر قرار میگیرد ، این گوشی تحت شبکه بوده و پرتوکل SIP را پشتیبانی می کند. Features SIP 2.0 (RFC3261) and correlative RFCs Codec: G.711 A/U Law, G.722, G.723, G.729, Echo cancellation: Support G.168, and Hands-free can support 96ms, Hand free Speaker Phone Support Voice Gain Setting, VAD, CNG Full duplex hands-free speaker phone NAT transverse：support STUN client SIP support SIP domain, SIP authentication (none, basic, MD5), DNS name of server, Peer to Peer/ IP call SIP support 2 SIP lines. Can connect to SIP1 and SIP2 server at the same time DTMF：Support SIP info, DTMF Relay, RFC2833 SIP application: support Call forward/ transfer/holding/ waiting / 3 way talking/ paging and intercom/pickup/join call/click to dial/call park Call control features: Flexible dial map, Hot line,empty calling reject, Black list for reject authenticated call, limit call, No disturb, Caller ID Support Phonebook 500 records Incoming calls / Outgoing calls / Missing calls. Each support 100 records Support conference and voice record on SIP server 10 kind of ring type Support SRTP Network Features WAN/LAN: Support Bridge and Router model Support basic NAT and NAPT Support PPPoE for xDSL Support DHCP Client on WAN Support VLAN (optional: voice vlan/data vlan) QoS with DiffServ Support DMZ Support main DNS and secondary DNS server Support DNS Relay, SNTP Client, Firewall Network tools in telnet server: Including ping, trace route, telnet client Maintenance and Management Web ,telnet and keypad management Management with different account right Upgrade firmware through POST mode Upgrade firmware through HTTP, FTP or TFTP. Telnet remote management/Upload/download setting file Safe mode provide reliability Supoort Auto Provisioning (upgrade firmware or configuration file) Support Syslog Interface Power Input: 100-240VAC Output Power, 5VDC, 1A. WAN RJ45，10/100M port. LAN RJ45，10/100M port. Hardware CPU: Broadcom BCM1190 275MHz SDRAM: 128Mbits Flash: 16Mbits LCD: 74*28mm