http://www.askozia.com

Askozia PBX is a commercial software PBX based on Asterisk.

• Target market: SMB, up to 50 extensions
• Designed for low-resource hardware
• Simple, attractive, complete web interface
• Attractive Call Flow Editor for building IVRs
• Good documentation
• NAT/Firewall
• DHCP server
• TFTP server
• Easy backup and restore
• 128MB flash card minimum
• Uses separate USB flash for storage

http://askozia.com/askozia-2-2-2

• Askozia 2.2
  • No IVR support
  • $86.37
• Askozia 2.2 with Call Flow Editor
  • Has IVR support
  • $210.30

http://www.askozia.com/handbook/index.php

http://forums.askozia.com/