(中文)语音与编码：支持编码: G.711 A/U Law, G.722, G.723, G.729,语音质量与降噪:支持的G.168，和免提支持96ms，免提扬声器电话。支持语音增益设置，VAD方案，压缩天然气网络：广域网/局域网：支持路由和桥接模式支持基本的NAT和NAPT支持PPPoE于xDSL在WAN DHCP客户端支持支持VLAN（可选：语音VLAN /数据VLAN）的区分服务的QoS与支持DMZ支持的主要DNS和辅助DNS服务器支持DNS中继，SNTP客户端，防火墙Telnet服务器的网络工具：包括ping，路由跟踪，Telnet客户端协议：MAC地址PPPoE：以太网点对点协议SNTP的，简单网络时间协议眩晕 - 简单的用户数据报穿越...MD5信息摘要算法DNS：域名服务器RTP协议：实时传输协议RTCP协议：实时控制协议远程登录：互联网的远程登录协议HTTP:支持HTTP界面设置。FTP：文件传输协议TFTP：小文件传输协议 语音与编码：支持编码: G.711 A/U Law, G.722, G.723, G.729,语音质量与降噪:支持的G.168，和免提支持96ms，免提扬声器电话。支持语音增益设置，VAD方案，压缩天然气网络：广域网/局域网：支持路由和桥接模式支持基本的NAT和NAPT支持PPPoE于xDSL在WAN DHCP客户端支持支持VLAN（可选：语音VLAN /数据VLAN）的区分服务的QoS与支持DMZ支持的主要DNS和辅助DNS服务器支持DNS中继，SNTP客户端，防火墙Telnet服务器的网络工具：包括ping，路由跟踪，Telnet客户端协议：MAC地址PPPoE：以太网点对点协议SNTP的，简单网络时间协议眩晕 - 简单的用户数据报穿越...MD5信息摘要算法DNS：域名服务器RTP协议：实时传输协议RTCP协议：实时控制协议远程登录：互联网的远程登录协议HTTP:支持HTTP界面设置。FTP：文件传输协议TFTP：小文件传输协议 (English)FeatureVOIPSIP 2.0 (RFC3261) and correlative RFCs..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.support 2 SIP lines or only one IAX2 line. 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/ pagingand intercom/pickup/join call/click to dial/call park.Call control features: Flexible dial map, Hot line,empty calling reject, Black list for rejectauthenticated call, limit call, No disturb, Caller ID.Support Phonebook 500 recordsIncoming calls / Outgoing calls / Missing calls. Each support 100 recordsSupport conference and voice record on SIP server10 kinds of ring typeSupport SRTPSupport MWI VoiceCodec: 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 NetworkingWAN/LAN: Support Bridge and Router modelSupport basic NAT and NAPTSupport PPPoE for xDSLSupport DHCP Client on WANSupport VLAN (optional: voice vlan/data vlan)QoS with DiffServSupport DMZSupport main DNS and secondary DNS serverSupport DNS Relay, SNTP Client, FirewallNetwork tools in telnet server: Including ping, trace route,telnet client ProtocolsMAC AddressTCP:Transmission Control ProtocolDHCP:Dynamic Host Configuration ProtocolPPPoE:PPP Protocol over EthernetSNTP, Simple Network Time ProtocolSTUN - Simple Traversal of User Datagram ...MD5 Message-Digest AlgorithmDNS: Domain Name ServerRTP: Real-time Transport ProtocolRTCP:Real-time Control ProtocolTelnet:Internet'sremote login protocolHTTP:Hyper Text Transfer protocolFTP:File Transfer protocolTFTP:Trivial File Transfer Protocol Maintenance and ManagementWeb ,telnet and keypad managementManagement with different account rightUpgrade firmware through POST modeUpgrade firmware through HTTP, FTP or TFTP.Telnet remote management/Upload/download setting fileSafe mode provide reliabilitySupport Auto Provisioning (upgrade firmware or configuration file)Support SyslogSpecification HardwareCPU: Broadcom BCM1190 275MHzSDRAM: 128MbitsFlash: 16MbitsLCD: 74*28mmPower Consumption 1.5W/Active：1.8W InterfacesWAN Port* 1LAN Port* 1Power Port *1 Operating requirementOperation temperature: 0℃ to 40℃ (32 to 104F)Humidity: 10 to 90% no dew
