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Always turn off hyphenation; it makes .\" way too many mistakes in technical documents. .if n .ad l .nh .SH "NAME" ARP \- Perl extension for creating ARP packets .SH "SYNOPSIS" .IX Header "SYNOPSIS" .Vb 7 \& use Net::ARP; \& Net::ARP::send_packet(\*(Aqlo\*(Aq, # Device \& \*(Aq127.0.0.1\*(Aq, # Source IP \& \*(Aq127.0.0.1\*(Aq, # Destination IP \& \*(Aqaa:bb:cc:aa:bb:cc\*(Aq, # Source MAC \& \*(Aqaa:bb:cc:aa:bb:cc\*(Aq, # Destinaton MAC \& \*(Aqreply\*(Aq); # ARP operation .Ve .PP \&\f(CW$mac\fR = Net::ARP::get_mac(\*(L"eth0\*(R"); .PP print \*(L"$mac\en\*(R"; .PP \&\f(CW$mac\fR = Net::ARP::arp_lookup($dev,\*(L"192.168.1.1\*(R"); .PP print \*(L"192.168.1.1 has got mac \f(CW$mac\fR\en\*(R"; .SS "\s-1IMPORTANT\s0" .IX Subsection "IMPORTANT" Version 1.0 will break with the \s-1API\s0 of \s-1PRE\-1\s0.0 versions, because the return value of \fIarp_lookup()\fR and \fIget_mac()\fR will no longer be passed as parameter, but returned! I hope this decision is ok as long as we get a cleaner and more perlish \s-1API\s0. .SS "\s-1DESCRIPTION\s0" .IX Subsection "DESCRIPTION" This module can be used to create and send \s-1ARP\s0 packets and to get the mac address of an ethernet interface or ip address. .IP "\fB\f(BIsend_packet()\fB\fR" 4 .IX Item "send_packet()" .Vb 6 \& Net::ARP::send_packet(\*(Aqlo\*(Aq, # Device \& \*(Aq127.0.0.1\*(Aq, # Source IP \& \*(Aq127.0.0.1\*(Aq, # Destination IP \& \*(Aqaa:bb:cc:aa:bb:cc\*(Aq, # Source MAC \& \*(Aqaa:bb:cc:aa:bb:cc\*(Aq, # Destinaton MAC \& \*(Aqreply\*(Aq); # ARP operation \& \& I think this is self documentating. \& ARP operation can be one of the following values: \& request, reply, revrequest, revreply, invrequest, invreply. \& The default ARP operation is reply. .Ve .IP "\fB\f(BIget_mac()\fB\fR" 4 .IX Item "get_mac()" .Vb 1 \& $mac = Net::ARP::get_mac("eth0"); \& \& This gets the MAC address of the eth0 interface and stores \& it in the variable $mac. The return value is "unknown" if \& the mac cannot be looked up. .Ve .IP "\fB\f(BIarp_lookup()\fB\fR" 4 .IX Item "arp_lookup()" .Vb 1 \& $mac = Net::ARP::arp_lookup($dev,"192.168.1.1"); \& \& This looks up the MAC address for the ip address 192.168.1.1 \& and stores it in the variable $mac. The return value is \& "unknown" if the mac cannot be looked up. .Ve .SH "SEE ALSO" .IX Header "SEE ALSO" .Vb 1 \& man \-a arp .Ve .SH "AUTHOR" .IX Header "AUTHOR" .Vb 2 \& Bastian Ballmann [ Balle@chaostal.de ] \& http://www.datenterrorist.de .Ve .SH "COPYRIGHT AND LICENSE" .IX Header "COPYRIGHT AND LICENSE" Copyright (C) 2004\-2007 by Bastian Ballmann .PP This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself, either Perl version 5.8.1 or, at your option, any later version of Perl 5 you may have available.