Tool to plug in to an ethernet jack to sense whether it is activeI don't know what to call this, and have thus far had no luck googling an answer. Ideally, I'd have a small meter that...
"Tool to plug in to an ethernet jack to sense whether it is active"に関する回答I'm still here but haven't asked or answered anything! I just use a laptop to see if there's a connection.
"Computer waking by itself while asleep."に関する回答A possibility: is your girlfriend using an Apple Remote Control for her iPod or her Apple TV? If so, this would interact with her computer as well. If that's a problem, Apple Menu --> Preferences --> Security --> Disable Apple Remote Control for this system.
"iPhone 3G on Verizon Network"に関する回答You're right, AT&T has horrible coverage. No, you cannot at this point use it on Verizon, a CDMA technology network (iPhone is GSM). It was almost enough to make me give up on iPhone, but in the end I couldn't do it. Depending upon your area, other GSM networks might be a solution for you if you are willing to jailbreak and unlock your iPhone. T-Mobile in the US was good when I used it; there are others in Canada and elsewhere.
"Fans are on a lot."に関する回答The Apple Certified Tech's answer above is a good one, and maybe the correct one. An additional solution for me has been to download SMC Fan Control, a free add-on that will allow you to manually (or automatically) control the fan speed, and in additional will show you the temperature in your laptop. http://www.macupdate.com/info.php/id/230...