Linux Bonding …
http://www.kernel.org/pub/linux/kernel/people/marcelo/linux-2.4/Documentation/networking/bonding.txt
http://www.cyberciti.biz/howto/question/static/linux-ethernet-bonding-driver-howto.php
http://www.linux-corner.info/bonding.html
http://www.linux-ip.net/html/ether-bonding.html
http://www.linuxhorizon.ro/bonding.html
http://www.linuxfoundation.org/collaborate/workgroups/networking/bonding