/SLASHPLAY
How to noclip in TF2
With sv_cheats 1 on, type noclip in your game console to fly through walls. Type it again to turn it off.
noclip
Toggles noclip, letting you fly through walls. Requires sv_cheats 1.
noclip Examples
noclip Fly through walls.
What it does
Used to explore maps, find spots and test. Run it again to turn it off.
The game's own description: Toggle. Player becomes non-solid and flies.
Run it on your server
On a SLASHPLAY server, type it in the Console tab of the server page; the reply shows right under it. A value set there lasts until the server restarts. To keep it, add the line to tf/cfg/server.cfg. New to this? Start a TF2 server first.
Your own
TF2 server.
From $0.03 an hour, only while it runs. New accounts get 6 free tokens.