ITSP (Internet Telephony Service Provider) - Definition or Meaning

ITSP (Internet Telephony Service Provider)

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Definition of “ITSP (Internet Telephony Service Provider)” :

An ITSP (Internet Telephony Service Provider) is a company that provides digital telecommunications services based on Voice over Internet Protocol (VoIP). These services allow users to make and receive phone calls over the internet, instead of traditional analog phone lines.

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