Let's get this straight. Are you saying that you've got a router plugged into the telephone line downstairs and a Speedtouch plugged in upstairs? If you have it won't work. The router is designed to replace the Speedtouch entirely and ALL computers need to connect to the net through the router, either by wire or wireless.
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Do you know that we're all in line for succession to the throne? Really?
Well, if forty-eight million, two hundred thousand, seven hundred and one people died I'd be Queen.