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James Robertson http://www.r0bertson.co.uk

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Ping a range of IP addresses

(1..254).each {|i| puts ": found 192.168.1.#{i}" if  `ping 192.168.1.#{i} -c 1 -w 1`.match(/ttl/) }
to ruby ip range ping address by jrobertson on Mar 11, 2008 3 Comments
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