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SIP VoIP Gateway

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.
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H.323 Softswitch

H.323 Softswitch It is the main device that captures and controls all the signals created by the entire system. It also supports multimedia: real-time audio, video and data information.

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United States Avop Direct

Advanced Voice Order Processing System (AVOP) is a wholly owned subsidiary of Nettel Holdings, Inc. By joining AVOP Direct, carriers and service providers will be able to avoid the time and expense of negotiating and managing one-time agreements with othe

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