[siculars]

I'm also at a university that blocks 6667. I wrote a blog post on how to get around it.

http://siculars.posthaven.com/ssh-tunnel-to-blocked-sites-wh...

[droope]

If you have a pedantic HTTP proxy, you can use ssh over HTTP(S) with corkscrew.

You might have to set up SSH on port 443, but this is guaranteed to bypass most filters.

Another good option is tethering :P