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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.
Providers in database: 6433
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E1 Wholesaler

E1 WholesalerE1 Bulk Wholeseller – a company, which sells E1 digital transmitting products in large quantities. Some companies after selling their E1 products provide complete technical maintenance and support.

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China Telecomchinasourcing.com

The telecomchinasourcing.com team have many experience professionals who has many years experience in telecommunication area. She has good relation with Beijing University Post & Telecom. A few employees also work in the university as Professor or PHD. S

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