VoIP with the Asterisk PBX Mike Gerschefske Justin Gray James Yoo

What is VoIP? VoIP stands for Voice over Internet Protocol – It provides a means of transmitting voice communication over an IP based network – VoIP can use a variety of types of VoIP, by far the most common types are SIP, H.323 and Skype. – There are literally hundereds of different software based VoIP phones available and there also exists wide support for hardware VoIP phones from major manufactures such as Cisco.

Why VoIP? It can use existing network infrastructure. It can operate over relatively low bandwidth connections. It can be very cost effective. VoIP is a feature rich solution for relatively low cost. C’mon, you know you’ve always wanted your own personal PBX!

Why Asterisk? Cost = $0.00 Features – Support – Asterisk is the most widely supported open source PBX

Project Goals Setup an Asterisk server based on Linux Create and test SIP accounts using softphones. Link accounts to voic . Test variety of Asterisk plugins. Route incoming and outgoing calls across physical telco network.

Challenges Choosing a Linux Distribution – Suse sucks! – Gentoo doesn’t. – Mandrake is great for a quick fix. Asterisk Dependencies Asterisk compiliation Finding a FXO card Drivers for aforementioned FXO card

Hardware The Diginetworks X100P FXO card, is about $18 and allows people to build a pretty simple PBX without spending a lot of money They wouldn’t let me bring this one from work  Dell

Demonstration Mike calls James James calls Justin Justin calls Mike, gets voic Mike Checks voic James Forwards calls to Mike, Justin calls Mike puts Justin on hold. X100P Demo of real call