Trixbox is based off of:
- Centos (Linux)
- Asterisk 1.6
VPN (Virtual Private Network)
- Network that is constructed by using public wires to connect nodes
- There are a number of systems that enable you to create networks using the Internet as the medium for transporting data.
- These systems use encryption and other security mechanisms to ensure that only authorized users can access the network and that the data cannot be intercepted.

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