This is a quick and easy tip, for the detail-oriented! Say a computer that you're interested in is down for some reason. Maybe you've rebooted it and you want to know the second that it's back on-line. Or maybe it's someone else's box and it's down and you (again) want to know as soon as it's up. You could just run ping and watch for the responses, but that's more traffic than is needed for a
↧