Intrusion detected and blocked. All communication with xxx.xxx.x.x will be blocked for 30 minutes.
Needless to say xxx.xxx.x.x was my bloody router! Also needless to say, there was no way to unblock it, as far as I could see!
Fortunately I worked this out in time to get on line via my laptop and bid on the item I wanted on ebay, which was my reason for wanting to go on line in the first place. A cheapo webcam is now mine.
I have a couple more months of "protection" paid for from Norton, after which I intend to switch over to AVG. Every time I think Norton's crappiness has ceased to surprise me, it does something like this and astounds me again.