SIP VoIP Gateway
This is a device allowing a user to make VoIP calls using session initiation protocol (SIP). SIP is a telecommunication technology developed as a fast, easy standard for delivering IP-based data, voice, and video communications.
AddPac AP-GS1001C is an entry level VoIP-GSM gateway, designed to work with one GSM channel. The device allows you to connect to the VoIP-telephony, analog lines and GSM networks. At the same time, users are able to transfer traffic in any direction lines are connected to: VoIP to GSM; an analog network to GSM; from analog to VoIP network.
TTT Communication Co., Ltd.
101 WORLDCOM CO., LTD. is a leading provider of secure VPN, Voice-VPN and access to Web and client/server applications `anywhere`. The company has years of hands on experience supplying business software, Internet solution, SSL VPN products and services t
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