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.
Anonymous call rejection – this is a function that blocks the incoming calls of subscribers with indefinite telephone number.
Sadiatec
Sadia Intertec is committed to serve the foreign people living in Japan to have the opportunity to talk with their families, relatives and also for business purpose with economic rate. We are dedicated to our customer so that they can enjoy the calling wi
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