Shenzhen Kertong Technology CO.,Ltd
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voip gateway KT-980

— IP Gateways, voip phone
Product Category: IP Gateways
Sales Method: Export, Manufacture
Payment Term: T/T, L/C
Min. Order Unit Price
Contact Info


Address: China (mainland) Guangdong Shenzhen,4F,Decheng Business Bldg, West Segment No.33, Jia an Rd Bao an 41 district
All Products (5)

Product Detail

Product Attribute:

  • China (mainland) More >
  • KT-980
  • 09/04/2009
  • 01/01/2011

Product Content Description:

Support two models: Bridge and Router(NAT&NAPT)
Network Protocols: TCP/UDP/IP, ICMP, HTTP, DHCP
Client(WAN Interface), DHCP Server(LAN
Interface), DNS Client, DNS Relay, SNTP, PPPoE, FTP,
VoIP Protocols: SIP (RFC2976,RFC3261, RFC3262, RFC3264,
Voice Codecs: G.711(A-law/U-law), G.729A/B,
Redundancy SIP server (or Gate Keeper): Can auto swap
address between two servers address
NAT transversal: Support STUN client. Can modify SIP
register port, HTTP server port, Telnet server port and RTP
Support two SIP server synchronously: Can register two
different SIP server, and can make a call by either proxy
Support standard voice features such as numeric Caller ID
Display, Call Waiting, Hold, Transfer, Do-Not-disturb, Call
Forward, in-band and out-of-band DTMF, Hotline (off hook
autodial), ban outgoing
Firmware upgrade via TFTP/FTP and HTTP

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