Create gmod lan server

is it possible to open gmod lan server ?

yes basicly create a server hit the tilde key(~) and type in console sv_lan 1

You mean I open new multiplayer server ,press “~” and type in console sv_lan 1
How other computer can find me ?
there is basic commands you can write here?

thanks

im sure when creating a new game you make it a LAN game using a checkbox, on the spanner at the far right.

Click first
http://content.wuala.com/contents/JamieHankin/Documents/Public/New%20Image.jpg

Than:
http://www.wuala.com/en/api/preview/JamieHankin/Documents/Public/New%20Image.jpg/

^
can you see the spanner on the far right? that’s the server options. there should be a LAN option there.