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What is VoIP?

VoIP is a technology that enables voice communications over the Internet through the compression of voice into data packets that can be efficiently transmitted over data networks and then converted back into voice at the other end. Learn about VoIP >

What is Fax Over IP?

8×8 fax plans are real time VoIP fax services which utilize the T.38 standard Fax protocol to deliver a more reliable IP fax service. T-38 is an ITU (International Telecommunication Union) recommendation for the transfer of real-time fax communications between two terminal endpoints via an IP network. Learn about Fax over IP >

What is a Virtual Number?

A virtual phone number is a second number that when called, rings to a primary 8×8 line. Virtual phone numbers can be from most area codes in the US, thereby providing enormous savings to people phoning you from that selected area code. Learn about Virtual Numbers >

What is a Softphone?

A softphone is a PC-based application that allows subscribers to make and receive calls directly from their personal computers without the need for a regular phone. Learn about Softphones >

What is a Cloud Call Center versus an On-Premises Call Center Solution?

A cloud-based call center is the modern alternative to call centers that run on expensive on-site equipment that must be regularly serviced and maintained. Learn about Cloud Call Centers >

Service Tools

Useful tools to help you learn what you need to know. Learn More >

E911 Service

E911 service delivers address-specific (versus phone number-only) call-back information to public service answering points (PSAPs) whenever someone makes an emergency call. This enables emergency personnel to be dispatched to the scene even if the caller is unable to speak or if the call is suddenly disconnected. Learn More >

Number Transfer

With 8×8 VoIP phone services, you can request that your number be “ported” free of charge at anytime during the initial order process or even after you have become an 8×8 customer, as long as you maintain phone service for the number you want to transfer. Learn about Number Transfer >


Helpful tips with information on the latest news and features. Learn More >

Hints and Tips

Check out our Hints and Tips articles for advice on getting the most out of your 8×8 services. Learn More >

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