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If you have DSL line or Comcast cable modem, you can build your own voice over IP. These are the steps.
- Download ubuntu linux os on your computer or
server
- After the ubuntu os install, type apt-get install asterisk through linux terminal. For more information about asterisk . Asterisk is voice over ip server that communicate different type of telephones.
- Buy an ip phone. You can get it from www.polycom.com
- You need to config sip phone to connect to asterisk server
- Buy a direct call in or call number from www.teliax.com with little $10 a month
- Go to this url and watch video and download asterisk config file http://revision3.com/systm/asterisk/
- The /etc/asterisk/iax.conf is the iax protocal file that communicate with your
asterisk server to teliax network.
- The /etc/asterisk/sip.conf is sip protocal file that will talk between your computer and your sip ip phone.
- The /etc/asterisk/extension.conf is dialplane config that allow you config dial
extension to many phones as you want.
- The /etc/asterisk/voicemail.conf is config file for voice mail.
With this you can config many phones lines as you want. It depend on how many router ports. For example, The corporation has only 1 T1 line. They config to use 1000 of telephone lines and 1000 of internet access at the same.
So basicly, you will get voice mail customize, message greeting, text message, dial line, and many more.
All the cell phone company and calling cards. They are using asterisk server.
With this information, you can build your own home phone, your own wireless phone company, and your own telephone company. You can do all most any thing with it.
If you need help with this, you can contact me. I charge with reasonable rate to help
you set up.
Date: 03/21/2008
Author: sarith
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