Обзор:Best 3 VoIP Gateway reviews
Latest Firmware Releases, GOIP DBL Technology Limited.. 1. All our devices ONLY support firmware upgrade via http servers.. GoIP/WoIP/CoIP Series. GoIP-X4 Series .
All VoIP clients are configured to register to the softswitch/IP PBX. For the GoIPs, each GSM channel is inserted with a valid SIM card in order to access the GSM network. Both incoming and outgoing calls between the VoIP and GSM/PSTN networks can now be realized.
Amazon.com : DBL new type GOIP-1 one channel GSM gateway SIP IP Phone Adapter support SIM BANK 32 SIM BANK128 etc : Electronics
GoIP is a series of GSM-gateways and SIM-bank produced by Hybertone and DBL technology company. It serves to establish direct connection between GSM network and VoIP [further explanation needed