IP PBX is a service where the call platform and PBX features are hosted at the service provider location. The business end users connect via IP to the provider for voice service.

Vendor Information

VadaXchange - VadaXchange VoIP IP PBX

VadaXchange is a full-featured VOIP PBX solution, built on top of the Asterisk VOIP platform. We've taken the power of Asterisk and engineered the software to make it easy to use, easy to administer and integrated with email, instant messaging, video and fax.

In short, VadaXchange is more than just a PBX. It's a uniquely powerful universal communications platform.
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3CX - 3CX VoIP IP PBX
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Bullroar Telecom - Virtual PBX service from Bullroar is an all-inclusive hosted VoIP solution serving small businesses across the Gulf Coast. For one low monthly price per phone users have full access to a broad portfolio of features, virtually unlimited nationwide calling, and the reliability that comes along with our distributed nationwide network.
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Diamondcard Hosted PBX - Diamondcard Hosted PBX
Diamondcard Hosted PBX - Diamondcard Hosted PBX Wiki

Lean, mean and easy to use. We do initial configuration for you so its really easy to setup. Low cost and using open Source technology. Get started for as low as $9.60/mth. Reseller and private label program too. +1-303-997-0900 #1.

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.e4 Technologies - .e4 provides powerful, integrated IP Communications enterprise class services that provide the SMB customer to configure the exact voice, video, messaging and collaboration services they need in just minutes- all delivered on-demand.
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Ip-Pabx.comIP-Pabx. ...