FreeSWITCH: VoIP practical Chinese version
We have entered into a new era, the current, VoIP has started to become the dominant voice communication and around the world
In leading a revolution, and SIP (Session Initiation Protocal, Session initial protocol) will be the revolution of the
The core,
Like email, it is used for text communication, after 20 years of development, now is almost everybody has a
Email address, and in the near future, everyone will also have a
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