FreeS/WAN Project
The FreeS/WAN project provides a free VPN solution for the Linux platform, allowing users to create an IPSEC/3DES virtual private network.
Linux Virtual Server Project - Linux Server Cluste
The Linux Virtual Server is a highly scalable and highly available server built on a cluster of real servers, with the load balancer running on the Linux operating system. The architecture of the cluster is transparent to end users.
LKSCTP - Linux Kernel Stream Control Transmission
The Linux Kernel Stream Control Transmission Protocol (lksctp) project is an implementation of the Stream Control Transmission Protocol (SCTP) in the Linux kernel.
Nagios - Network Monitoring Software
An open source host, service, and network monitoring program.
Netfilter / IPTABLES
The kernel level firewalling system in Linux 2.4. This site contains the source and documentation for the kernel-space code and user-space utilities.
PPTP Masquerading Page
Kernel module to allow Linux IP masquerading to handle PPTP.
Samba Project
SMB Server for Linux that allows a Linux machine to connect and share files with a Windows machine and/or Windows-based network.
SNIPS - System and Network Management Monitoring S
SNIPS/NOCOL systems and network monitoring software.
UnWiredAP
UnWiredAP is a Linux-based floppy distribution with support for Prism 2 & 2.5 WLAN cards.