CLEAR OS:Clear os is a linux distribution with all-in-one network OS solution.It is highly scalable and easy to manage OS which provides a user firendly platform integrating Server, Network, & Gateway .ClearOS is a cloud-connected Server, Network, and Gateway operating system for small and distributed organizations. Previously it was known as "ClarkConnect".ClearOS comes with easy to install apps and its solutions.
Features of clear OS are classified Server Network Gateway Directory Server DHCP, DNS and NTP Server Antimalware
File and Print Multi-WAN Intrusion Detection
Flexshares Bandwidth Manager Intrusion Prevention
Windows PDC Support 1-to-1 NAT Protocol Filter
Antivirus File Scan Firewall Antimalware
Mail Antivirus and Antispam OpenVPN Antiphishing
Zarafa Community Edition
Web Server with PHP
MySQL Server
Try the demo of clearOS at http://demo4.clearos.com:81/app/base/session/login/username:get
Password:clear
Installaton LInks.http://www.clearcenter.com/support/documentation/clearos_install_guide/starting_the_install