It's possible to setup a direct ethernet connection, or a direct WLAN connection between 2 computers.
For direct ethernet, either get a ethernet crossover cable (different from the
standard patch cable), and connect up the 2 computers. Or detect if both
computer's NIC supports Auto-MDIX (using ethtool
) feature (most modern NICs do),
and just connect up a normal patch cable between the 2 computers. Then configure