nana - Network ANAlyser

Almost automated and parallelized ARP / ND listener, MAC / IPv4 / IPv6 address tracker, SNMP collector, L2 topology explorer.


Mature proof of concept used on daily basis from 2009. Free and open-source tool for both network administrators and users, security experts, bug hunters...

It behaves well on mid sized network (4000 nodes) and it queries about 1000 SNMP enabled devices every five minutes.


Linux (CentOS 5/6), bash, mysql, net-snmp, rrdtool...

data flow diagram


bugs / todo


Here is it. Untar the file in /opt and read the INSTALL.

similar (but nicer) projects

Michal ┼Żejdl