NAME

Net::Arping - Ping remote host by ARP packets

SYNOPSIS

  use Net::Arping;
  
  $q=Net::Arping->new();
  $result=$q->arping($host);

  if($result eq "0") {
        print "Sorry , but $host is dead...\n";
  } else {
        print "wow... it is alive... Host MAC address is $result\n";
  }

  You can also specify source interface and timeout. Default timeout
is 1 second.

  $result=$q->arping(Host => $host,Interface => "eth0",Timeout => "4"); 
  if($result eq "0") {
        print "Sorry, but $host is dead on device eth0...\n";
  } else {
        print "wow... it is alive... Host MAC address is $result\n";
  }
          

DESCRIPTION

The module contains function for testing remote host reachability by sending ARP packets.

The program must be run as root or be setuid to root.

For compiling the module you need libnet library (http://www.packetfactory.net/libnet/dist/libnet.tar.gz) and pcap library (http://www.tcpdump.org/daily/libpcap-current.tar.gz).

FUNCTIONS

Net::Arping->new();

Create a new arping object.

$q->arping($host); $q->arping(Host => $host [, Interface => $interface, Timeout => $sec]);

Arping the remote host. Interface and Timeout parameters are optional. Default timeout is 1 second. Default device is selected by libnet_select_device function.

COPYRIGHT

Copyright (c) 2002 Oleg Prokopyev. All rights reserved. It's a free software. You can redistribute it and/or modify it under the same terms as Perl itself.

SEE ALSO

pcap(3), libnet(3)

AUTHOR

Oleg Prokopyev, <riiki@gu.net>