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GOIP (1 SIM Card GSM VoIP Gateway)GOIP is a 1 channels VoIP GSM Gateway for call termination (VoIP to GSM) and origination (GSM to VoIP). It is SIP&H.323 based and compatible with Asterisk. It enables to make 1 call simultaneously from IP phones to GSM networks and GSM network to IP phone.
The 1 SIM GSM Gateway (GoIP) bridges the GSM services and the IP networks. The GoIP brings mobility, scalability and significant savings on long distance charges.
