Digium G100
Digium VoIP gateway was created on a blend of the Asterisk Open Source communications engine and state of the art embedded platform, G100 provides the best value for the Asterisk connectivity.
The G100 gateway's software has a base of the Asterisk communications engine and is controlled with the help of Digium’s intuitive point & click GUI interface, that ensures easy navigation and simple setup process. G100 has a power saving design with extremely efficient DSP taking care of media related operations.
The G100 Gateway comes with a T1/E1/PRI interface and is able to provide support for up to 30 simultaneous connections. It was build to support SIP-to-SIP, SIP-to-TDM and TDM-to-SIP application connections. When deployed in TDM-to-SIP environment the G100 gateway considerably decreases running costs by connecting a SIP trunking devices to business telephone system. While at SIP-to-TDM deployment it uses the VoIP gateway for connecting T1/E1/PRI services from legacy carriers with modern SIP communications system.
Portech MV-374 is a 4-channel VoIP-GSM gateway, which is responsible for converting GSM signal into VoIP (SIP) protocol. Used as a terminal server to route incoming calls from GSM network operators, VoIP communication, as well as a device for switching IP PBX, protocol-based SIP (RFC2543, RFC3261) with GSM. The device is compatible with IP PBX Asterisk, Elastix, Trixbox, Free PBX and registered on the SIP-server as a terminal device.
Comvoz Communication
Comvoz Communication is an American telecommunications company located in the South of Florida, USA, with its own offices in Colombia, Dominican Republic, Honduras, Argentina, Venezuela, Bolivia, Spain and USA, where is actually offering its services.
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