SIP-GW2 is analog telephone adaptor with SIP protocol, one WAN interface to internet, one LAN interface to PC, 1 FXS for regular phone, 1 FXO for PSTN call relays. All cordless phones and regular phones can be used to make and receive VoIP call. Phone can be used to make regular call at the same time. Phone rings for all incoming VoIP and PSTN calls, VoIP or PSTN calls selected by phone key (**).

SIP-GW2 Brochure Download:

Key Features

  • Make/Receive both VoIP calls and regular PSTN calls.
  • Auto-detection and auto-switch to VoIP or PSTN calls.
  • Phone rings for all incoming VoIP and PSTN calls.
  • VoIP or PSTN calls selected by phone key (**).
  • Supports SIP 2.0(RFC 3261), PPPoE, STUN, DHCP(both client and server) etc.
  • Built-in router, NAT, gateway, LAN pass and DMZ port forwarding.
  • Support various voice codec including G.711U, G.711A, G.729A.
  • Support Caller ID/Name display or block.
  • Support call hold, call waiting, call forwarding, and call transfer.
  • Support in-band and out-of-band DTMF transfer.
  • Dial plans, dial tone ,busy tone, ring back tone, alert tone can be set flexible.
  • Support silence suppression, VAD, CNG, line echo cancellation (G.168), AGC, and QoS.
  • Support standard encryption and authentication (DIGEST using MD5 and MD5-sess).
  • Support automated NAT traversal without manual manipulation of firewall/NAT.
  • Support firmware upgrade via TFTP, FTP and HTTP.

WARNING!!! THIS DEVICE DOES NOT ACT AS A PSTN PROXY FOR A VOIP SYSTEM, IT MERELY ALLOWS A TERMINAL TO MAKE PSTN CALLS, OUTSIDE THE VOIP NETWORK. In other words this is a simple FXS ATA with the option of making calls ONLY from the terminal connected to it and from not the rest of the network.

Created by: Yealink, Last modification: Fri 05 of Mar, 2010 (14:30 UTC) by comiteliasi
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