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README

                
                CDPSnarf v0.1.6 Cisco Discovery Protocol Sniffer
                    by Tasos "Zapotek" Laskos
                        <tasos.laskos@gmail.com>
                          <zapotek@segfault.gr>

               Licensed under the GNU General Public License v2



General
----------
    CDPSnarf is a network sniffer exclusively written to extract
information from CDP packets.
It provides all the information a "show cdp neighbors detail"
command would return on a Cisco router and even more.

Features
-----------
A feature list follows:
    o Time intervals between CDP advertisements
    o Source MAC address
    o CDP Version
    o TTL
    o Checksum
    o Device ID
    o Software version
    o Platform
    o Addresses
    o Port ID
    o Capabilities
    o Duplex
    o Save packets in PCAP dump file format
    o Read packets from PCAP dump files
    o Debugging information (using the "-d" flag)
    o Tested with IPv4 and IPv6 [1]

[1] Other protocols will be detected and addresses will be printed in an
IPv6 hexadecimal format

Usage
------
Issue the "make" command to built CDPsnarf from source.
Then issue:
    sudo cdpsnarf -i <device>
    
More options with:
    cdpsnarf -h

Requirements
-------------
* PCAP library [http://www.tcpdump.org]
* GCC

Bug reports/Feature requests
-------------------------------
Please send your feedback using GitHub's issue system (http://github.com/Zapotek/cdpsnarf/issues).
I will do my best to apply bugfixes and add new features as fast as possible.

License
---------
CDPSnarf is licensed under the GNU General Public License v2.
See the file "LICENSE" in the same folder for more informaton.

Disclaimer
-----------
CDPSnarf is free software and you are allowed to use it as you see fit.
However, I can't be held responsible for your actions or for any damage
caused by the use of this software.

About

CDPSnarf is a network sniffer exclusively written to extract information from CDP (Cisco Discovery Protocol) packets.

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