use Socket;

$net = "192.168.0.0";
$mask = "255.255.255.240";
$ip = "192.168.0.5";

print "$ip belongs to $net/$mask\n" if ((net2long($ip) & net2long($mas
+k)) == net2long($net));

sub net2long {

  return unpack("N", inet_aton(shift));

}

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2005-01-20 Janitored by Arunbear - added code tags, as per Monastery guidelines

In reply to Re^2: bitwise operators by Anonymous Monk
in thread bitwise operators by gtdunlap

Title:
Use:  <p> text here (a paragraph) </p>
and:  <code> code here </code>
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