In your /etc/dhclient.conf, you'll need to add a line:

  send host-name "NAME.windowsworkgroup";

This will tell the DHCP serer on your Barricade router what the system's 
name is.

  /\---/\  Eric J Fox
 /  o o  \ Small Business Computer Support
 \.\   /./ in the Phoenix Metropolitan Area
    \@/    http://www.bsdsystems.com/