How SIPNumber Works

How It Works

	Internet Broadband Service
	Cable or DSL Modem
	ATA (Analog Telephone Adapter)
	Computer with Xten Soft Phone
	Standard Telephone

And Receive Your Free Internet Phone Number

Did you know...

SIPNumber is based on SIP technology (Session Initiation Protocol). It's the same VOIP technology that is transforming the Internet with low cost voice services.

Companies like SiPNumber.com, FreeDigits.com, Gizmo and Google talk, and FWD are all using SIP as their core technology.

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SIP Number works with the most popular SIP softphone and devices on the market today. Sipura, Gizmo FreeWorldDialup, MS Communicator, GoogleTalk, SiPNumber.com, True Voice and Asterisk.