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1) What is
a PSTN? |
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PSTN is an acronym for
Public Switched Telephone Network, which refers to the
international telephone system. Telephone service
carried by the PSTN is often called plain old telephone
service (POTS). |
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2) What is
a PBX? |
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PBX is an acronym for
Private Branch eXchange. Which, in most cases is an
office phone system. |
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3) What is
IP? |
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IP is an acronym for
Internet Protocol, the language that computers use to
talk over the internet. |
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4) What is
VoIP? |
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VoIP is an acronym for
Voice over Internet Protocol. Systems that utilize this
new technology send voice data over the Internet,
instead of traditional telephone lines. |
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