[Snort-users] Alert on new IP in use?
WilliamsJonathan at ...2134...
Mon Aug 1 05:47:30 EDT 2005
I realize your question was posted to the snort list, but there is a
neat tool called Never Before Seen (NBS) by Marcus Ranum that does this.
I worked with it for a while, but got pulled off on other projects so I
haven't touched it in a while. Should work well for your application,
You can find NBS at Marcus' website:
From: snort-users-admin at lists.sourceforge.net
[mailto:snort-users-admin at lists.sourceforge.net] On Behalf Of Rich
Sent: Monday, August 01, 2005 8:15 AM
To: Snort Users Postings
Subject: [Snort-users] Alert on new IP in use?
Looking for a way to monitor a small banking network and generate an
alert when an unused IP address is observed. The current IP's are not
Example: we have 26 static IP addresses assigned to workstations and
servers. If a 27th (or greater) address appears on the wire, generate an
alert. (Note: not very interested in watching MAC addresses as some of
the IP's are behind another layer-3 device.)
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