If your graphics are broken you can fix with the new ddraw version.** Read how to install it here **
Check your registry file. Follow the Lan tutorial sticky above us. See what the game data port is set too.
fuck still can't host
when i was hosting games for awhile some bot/server thingy was whispering me saying i needed port 3493890 open (some random number). you didn't get any notification of what port it wanted you to open?