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#!/usr/bin/perl # file cidr.pl $m=pack B32,pop=~'/'x$';printf"$` network %vd broadcast %vd netmask %v +d\n",($z=eval$`)&$m,$z|~$m,$m
shmem [qwurx] ~ > cidr.pl 172.16.242.150/27 172.16.242.150 network 172.16.242.128 broadcast 172.16.242.159 netmask + 255.255.255.224
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