Archive | November, 2009

Voice Over Internet Protocol (VoIP) and FAX

by on 05. Nov, 2009 in VoIP

Most people know that FAX, mainly meant for analog service networks, cannot be sent perfectly over VoIP networks. It’s because, during FAX communication, the signal is used in a manner that is different from voice communication. Since the technology of a VoIP phone system involved, first the digitization and then compression of analog voice in [...]

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Protocols used in voip phone communication

by on 02. Nov, 2009 in VoIP

If talked about there are many protocols used for the voip phone communication but just two of them are the most common and used frequently. They are termed as H.323 and the (SIP) that means the Session Initiation Protocol. 1) H.323 The International Telecommunications Union (ITU) has specified H.323 as a protocol set that can [...]

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