Voip Think- Voice over IP - Asterisk and SER - SIP IAX and H323

3CX VoIP Phone System, IP PBX for Windows
3CX PBX and Phone System for Windows
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  • VoIP Protocols
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  • Telephones
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  • QoS (Quality of Service)
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  • Codecs
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  • Asterisk
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  • 3CX PBX
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  • SER (Sip Express Router)
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  • More information
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    P

    Packet loss
    PBX

    PDD
    PSTN

    Packet Loss

    The losses of data in a packet based network, usually due to congestion and consequent buffer overflow. In VoIP (Real Time communication) the packets lost are not sent again and should not be over 5%.


    PBX (Private Branch eXchange)

    Private Branch Exchange. A small, privately-owned version of the phone company's larger central switching office


    PDD (Post Dial Delay)
    Time between the last number of the called phone is pressed and the audio signal ring or the called party is heard by the caller.

    PSTN (Public Switched Telephone Network)
    Public Switched Telephone Network. The traditional, wired telephone network.

     

     
     
     
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