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The VoIP GSM Gateways are IP based SIP or SIP/H.323 GSM Gateways, which enable to make calls directly from IP phones to GSM networks. VoIP GSM Gateways are compatible with any IP PBXs, also with Asterisk IP PBX.
The key advantage of the Gateways is derived from the support of both signaling protocols - both SIP (Session Initiation Protocol), which is the key protocol for tomorrow's multimedia communications and enables to introduce emerging WEB-BASED multimedia communication and H.323. Gateways enable to make 4 calls simultaneously and give you a 100% control of your GSM calls. The gateway can be also utilized as a protocol translator between SIP and H.323 environments.
*The VoiceBlue Lite VoIP GSM Gateway has been successfully tested and proved compatible with the Cisco Call Manager and Alcatel Omni PCx Enterprise systems.
We offer 1 - 8 GSM channel GSM gateways. Standard features: Voice transmission, sending and receiving SMS and PC fax messages, GPRS, FSK - you can see the calling party identification on the phone (if supported by the telephone), DialThru function, LCR and others.
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