Net::Packet::LLC - Logical-Link Control layer 3 object
use Net::Packet::Consts qw(:llc); require Net::Packet::LLC; # Build a layer my $layer = Net::Packet::LLC->new( dsap => NP_LLC_DSAP_SNAP, ig => 1, ssap => NP_LLC_SSAP_SNAP, cr => 1, control => 0x03, oui => NP_LLC_OUI_CISCO, pid => NP_LLC_PID_CDP, ); $layer->pack; print 'RAW: '.unpack('H*', $layer->raw)."\n"; # Read a raw layer my $layer = Net::Packet::LLC->new(raw => $raw); print $layer->print."\n"; print 'PAYLOAD: '.unpack('H*', $layer->payload)."\n" if $layer->payload;
This modules implements the encoding and decoding of the Logical-Link Control layer.
See also Net::Packet::Layer and Net::Packet::Layer3 for other attributes and methods.
Object constructor. You can pass attributes that will overwrite default ones. Default values:
dsap: NP_LLC_DSAP_SNAP
ig: 1
ssap: NP_LLC_SSAP_SNAP
cr: 1
control: 0x03
oui: NP_LLC_OUI_CISCO
pid: NP_LLC_PID_CDP
Packs all attributes into a raw format, in order to inject to network. Returns 1 on success, undef otherwise.
Unpacks raw data from network and stores attributes into the object. Returns 1 on success, undef otherwise.
Load them: use Net::Packet::Consts qw(:llc);
LLC header length.
Oui attribute constants.
Pid attribute constants.
Dsap attribute constants.
Ssap attribute constants.
Patrice <GomoR> Auffret
Copyright (c) 2004-2015, Patrice <GomoR> Auffret
You may distribute this module under the terms of the Artistic license. See LICENSE.Artistic file in the source distribution archive.
NetPacket, Net::RawIP, Net::RawSock
To install Net::Packet, copy and paste the appropriate command in to your terminal.
cpanm
cpanm Net::Packet
CPAN shell
perl -MCPAN -e shell install Net::Packet
For more information on module installation, please visit the detailed CPAN module installation guide.