Dan wrote:
>
> "John W. Krahn" <[EMAIL PROTECTED]> wrote in message
> >
> > $ perl -le'
> > use Socket;
> > sub resolve { inet_ntoa( scalar gethostbyname( $_[0] ) ) }
> > print resolve( "www.google.com" );
> > '
> > 216.239.51.101
> > $ perl -le'
> > use Socket;
> > sub resolve { inet_ntoa( scalar gethostbyname( $_[0] ) ) }
> > print resolve( "216.239.51.101" );
> > '
> > 216.239.51.101
>
> my point exactly, it resolves hosts to ips, but not vice versa, and i need
> to know how to reverse resolve. i've had a look at the Net::hostent package
> that was suggested to me, seems ok, yet to grasp with how it works, but if
> there's a simpler solution, i'd like to know.
$ perl -le'
use Socket;
sub resolve { inet_ntoa(scalar gethostbyname($_[0])) }
print resolve( "www.google.com" );
'
216.239.39.101
$ perl -le'
use Socket;
$name = gethostbyaddr( inet_aton( "216.239.37.101" ), AF_INET );
print $name;
'
www.google.com
John
--
use Perl;
program
fulfillment
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