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Re: How to include a variable in output for derived subnets

by poj (Priest)
on Jun 22, 2013 at 17:16 UTC ( #1040280=note: print w/ replies, xml ) Need Help??

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  1. or download this
    use strict;
    use Socket;
    ...
      my $subnet_ip = Socket::inet_ntoa pack "N", $subnet_ipn; 
      printf "%-20s %s %x %s\n","$ip/$len",$ipn,$maskn,$subnet_ip;
    }
    
  2. or download this
    IP                   IPN        Mask      Subnet
    192.168.1.1/30       3232235777 3fffffffc 192.168.1.0
    ...
    192.168.1.8/30       3232235784 3fffffffc 192.168.1.8
    192.168.1.9/30       3232235785 3fffffffc 192.168.1.8
    etc
    
  3. or download this
    $subnets{"$ip,$len"}{ipn}   = $ipn;
    $subnets{"$ip,$len"}{maskn} = $maskn;
    if ( $subnets{"$ip,$len"}{'comment'} eq '' ){
      $subnets{"$ip,$len"}{'comment'} = $comment;
    } 
    
  4. or download this
    $subnets{"$ip,$len"} = { ipn => $ipn, maskn => $maskn };
    
  5. or download this
    print "subnet,prefix,name\n";
    print "$_,$subnet{$_}{'comment'}\n"
       for sort { $subnets{$a}{ipn} <=> $subnets{$b}{ipn} };
    

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