That's a good idea, AF. I will check on that. Since we are a hospital, I am guessing that we have the b protocol as well as n in the guest network. But you never know until you ask.

I did manage to successfully connect at lunchtime, running the WannaBe browser for 10-15 minutes down in the cafeteria. So maybe it is indeed a signal strength issue, just where my office is in the campus.