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Taking the plunge with SIP Trunks – Part 3

December 19, 2009

Outbound calls; Matching a DDI/DID; Diagnosing problems; Internet bandwidth. Configuration for Outbound calling Part 2 looked only at the configuration for receiving inbound calls, but the SIP Trunk configuration form in Trixbox/FreePBX has to also include the settings for making outbound calls. It may not even work at all if you only use the inbound […]

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Taking the plunge with SIP Trunks – Part 2

November 13, 2009

Recap In part 1, I explained how a SIP Trunk is really just a virtual connection between your Asterisk PBX and the VoIP service provider. Standard SIP signalling is used on the trunk, but more than one simultaneous call is allowed and you may have more than one DDI number. Basic requirements to enable your […]

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Taking the plunge with SIP Trunks – Part 1

November 1, 2009

SIP Trunks are often talked about on the Asterisk wiki and forum pages; Many VoIP service providers offer them as a standard product; But just what is a SIP trunk and what can you use it for and how do you make it work with Asterisk? I will attempt to answer these questions in what […]

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How can an Asterisk IP-PBX benefit my business?

August 23, 2009

In a Nutshell: The benefits of upgrading to an Asterisk based IP-PBX

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