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SIP, VoIP & Software
Frequently Asked Questions about SIP, VoIP and Software
Find the answer to your question
Title
What is VoIP?
What is SIP?
How can I receive or make calls using virtual telephony?
What is a SIP application (softphone) and how does it work?
How do I download and configure a SIP application (Zoiper, Xlite, Linphone or PortSip)?
What is Caller ID?
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