Is there any function to increment the network address

You can always do it yourself: 

# untested!
sub net_inc {
  my $n = shift;
  my $inc = (1 << (32 - $n->masklen));
  return $n + $inc
}

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In reply to Re: Increasing the network space in IP by salva
in thread Increasing the network space in IP by Anonymous Monk

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