net-proxy DansGuardian is an award winning Open Source web content filter which currently runs on Linux, FreeBSD, OpenBSD, NetBSD, Mac OS X, HP-UX, and Solaris. It filters the actual content of pages based on many methods including phrase matching, PICS filtering and URL filtering. It does not purely filter based on a banned list of sites like lesser totally commercial filters. Enable support for the AvastD content scanner. Enable logging a backtrace when a segmentation fault occurs. Enable support for the ClamD content scanner. Enable support for command-line content scanners. Enable support for email reporting functionality. Enable support for the fancy download manager. Enable support for ICAP AV server content scanner. Enable support for the Kaspersky AV daemon content scanner. Enable large file support on 32 bit systems. Use app-admin/logrotate for rotating logs. Enable support for the NTLM auth plugin. Enable support for checking the client's original destination IP address against HTTP request details when deployed as a transparent proxy (US-CERT VU#435052). Enable support for the trickle download manager.