LinNeighborhood
- GUI frontend for Samba. Browse your LAN in style.
- http://www.bnro.de/~schmidjo/

LISa - LAN Information Server
- LAN networking with the TCP/IP protocol.
- http://lisa-home.sourceforge.net/

X/OS: Linux IP Firewall and Accounting Services
- Information regarding ipfwadm, including papers, and source code.
- http://www.xos.nl/linux/ipfwadm/

Snafu Hall: Linux 2.2 Networking
- Information about ipchains, ipmasqadm, and net-tools. Site is based on the 2.2.14 kernel.
- http://snafu.freedom.org/linux2.2/

Linux IP Masquerade Resource
- Contains an introduction, a HOWTO, and information about masquerading with 1.x, 2.0.x, and 2.2.x Linux kernels.
- http://www.e-infomax.com/ipmasq/

LinuxPlanet Network Security Tutorials
- Provides a short introduction to Linux network security.
- http://www.linuxplanet.com/linuxplanet/tutorials/211/1/

Introduction to Linux Networking and Security
- Brief introduction to the IP networking services, how to configure them, and how to set up a relatively secure Linux workstation.
- http://www.acm.org/crossroads/xrds6-1/linuxsec.html

DECnet for Linux
- A project to provide DECnet phase IV connectivity for Linux
- http://linux-decnet.sourceforge.net/

Brass Cannon Consulting
- Networking howtos.
- http://brasscannon.com/

Sangoma Home Page
- Sangoma
- http://www.sangoma.com/