What is an ITSP?

Written By Edin Alic

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itspITSP stands for Internet Telephony Service Provider and describes companies that provide IP telephone communications.

With gateway servers connected across the globe, ITSPs make it possible to connect phones via Internet. ITSPs are essentially VoIP providers that serve other businesses and end users.

Even more important than the question of ‘what is an ITSP’ is the question of ‘how to become an ITSP’. We addressed this question in our Start Your Own ITSP whitepaper. Learn more and download the free PDF here.

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