m0n0wall - Linux Server Admin Tools

M0n0wall Embedded firewall package based on the GNU freebsd os which runs under number of pcs and embedded systems (it can be a liveCD or even from floppy drive).

m0n0wall can be used as-is with the Wireless Router Application Platform from PC Engines (www.pcengines.ch), the net45xx/net48xx embedded PCs from Soekris Engineering (www.soekris.com) or most standard PCs (with a BIOS that supports booting from CD-ROM (El Torito standard) for the CD-ROM version).

m0n0wall already provides many of the features of expensive commercial firewalls, including:

web interface (supports SSL)
serial console interface for recovery
- set LAN IP address
- reset password
- restore factory defaults
- reboot system
wireless support (access point with PRISM-II/2.5/3 cards, BSS/IBSS with other cards including Cisco)
captive portal
802.1Q VLAN support
stateful packet filtering
- block/pass rules
- logging
NAT/PAT (including 1:1)
DHCP client, PPPoE, PPTP and Telstra BigPond Cable support on the WAN interface
IPsec VPN tunnels (IKE; with support for hardware crypto cards, mobile clients and certificates)
PPTP VPN (with RADIUS server support)
static routes
DHCP server and relay
caching DNS forwarder
DynDNS client and RFC 2136 DNS updater
SNMP agent
traffic shaper
SVG-based traffic grapher
firmware upgrade through the web browser
Wake on LAN client
configuration backup/restore
host/network aliases