Linux TUN/TAP wrapper for Python
MIT License
The portable Tun/Tap devices configuration utility
Simple UDP tun/tap-based tunnel with mcrypt encryption. Also some more AF_PACKET and tun/tap rela...
The only tool/technique to punch holes through firewalls/NATs where multiple clients & server can...
Tunnel TCP connections through ICMP.
GRE Over UDP tunnel (works on both BSD and Linux)
PicoTCP is a free TCP/IP stack implementation
An implementation of a small TCP/IP protocol stack for learning.
A simple TTY multiplexer.
A Basic Overview for the C Programming Language, with code examples and a cheatsheet
C cli and library for Tsinghua University network authentication