SIP Softswitch
It is a device capturing and controling all the signals, which are being created by the whole system, especially the made and received phone call signals. The device is mostly used for connecting regular phone system with the Internet and backwards.
Siemens Enterprise OpenStage 40 SIP IP-phone is a great solution for people working in the permanent place. This model features a large display and easy setup of various protocols such as TDM, HFA and SIP.
GCCIT
GCCIT for wire & wireless solution networks was founded on 2003 by a group of engineers specialized in Constructions & Telecommunications with IT solution who got their professional experiences from European & United State American universities and perfor
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