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    浏览次数:1948 次    浏览时间:2017/6/23 9:51:21
    TG800-(8FXS) 8FXS端口SIP 网络语音网关
    • 产品描述
    • TG800网络电话网关器,提供使用者在不改变传统拨号习惯下,透过因特网进行语音通话服务。节省高额长途,国际电话支出。使用SIP网络电话通讯协议注册 SIP Proxy Server 方式来运行,适合企业用户配合ITSP营运商达到节费效果。

      ●4 Lan 宽口IP分享
      ●语音频道状态显示
      ●网页图形化接口管理
      ●VPN client PPTP/L2TP
      ●网络断线语音提示及网络电话注册异常提示

      specifications

      电话规格:
      Voice Codec: G.711 / G.729 / G.723 / G.726
      Battery Reverse Generation
      Off-Hook Loop Current Configuration
      Ring Voltage Configuration
      Internet Failed / Register Failed by pass PSTN
      DTMF Relay support : In-Band / RFC-2833 / SIP-Info
      Voice channels status display: Display each port status like as ON-Hook, OFF-Hook, calling number.
      FAX support : T.38 FAX / FAX by G.711 pass-through
      AC termination Impedance : 600/900 OHM and complex impedance
      Answer Supervision for polarity reverse detection

      网络协议支持:
      SIP (RFC 3261), SDP (RFC 2327), STUN (RFC3489) ,RTP Payload for DTMF Digits (RFC2833) SIP Session Timers (RFC 4028), DNS SRV (RFC 2782) , Outbound Proxy Support , SIP REFER method (RFC 3515), Early Media and Ringing Tone Generation (RFC 3960), Message Waiting Indicator (RFC 3842)
      WAN: PPPoE client, DHCP client, Fix IP Address, PPTP
      Support PPTP/L2TP VPN Client
      NAT Functions
      DSCP configuration
      QoS : DSCP / VLAN Tag

      网络安全规格:
      Port Filter
      IP Filter
      MAC Filter 

      网络电话功能:
      Adjustable Volume
      VAD / Dynamic Jitter Buffer
      Caller ID Generation : DTMF CID / FSK CID / NTT CID
      Peer-to-Peer Call by Dial Plan
      Different Country Tone Table Configuration

      管理设定功能:
      Web-Based Graphical UI Configuration
      HTTP Firmware Upgrade
      SNMP v1/v2 (Customization Project)
      IVR

      自动供装:
      TR069/TR098/TR104 (Project Base)
      Auto-Provision by HTTP/TFTP/FTP (Project Base)

      一般规格:
      AC 电源: AC100V-240V, DC12V/2.5A, 50/60 Hz
      温度: 0°C ~ 40°C (Operation)
      湿度: up to 90% non-condensing
      认证: FCC Part 15 Class B, CE Mark, RoHS Compliant
      材积: 240 x 185 x 32 mm
      重量: 560 g

      型号:
      TG800: 1 WAN port, 4 LAN port, 8 FXS port
      TG804: 1 WAN port, 4 LAN port, 4 FXS + 4 FXO port
      TG808: 1 WAN port, 4 LAN port, 8 FXO port