Re: IP-MAC-ARP Monitoring

["Gaddis, Jeremy L." <jeremy () linuxwiz net>]

Brendan Zerr wrote:
> What is a good Linux application for monitoring the IP-MAC mappings (ARP
> cache) of multiple networks and alerting when those mappings change?

Assuming a multi-homed host that can see traffic from multiple networks, 
see arpwatch (http://linux.maruhn.com/sec/arpwatch.html).

-j

--
Jeremy L. Gaddis, GCWN, Linux+, Network+
LinuxWiz Consulting
http://www.linuxwiz.net/