I'm on wired, and anyone else is wireless. It seems number 3 is correct, but the Rivetess is hundreds of miles away. Having said that, it still hasn't come on.
Broadband and service are always steady unless it's booting.
Number them left to right and describe the symbols or lettering against them.
As per:
Google Image Result for
I must be a bit careful at the moment, as I'm reliant on my system for airline tickets etc.
When I get back, I'll have to have words with AT&T. The security of this system sounds accurately described as ****.