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Re: Any tools to help network security
From: David Miller <dmiller () tiggee com>
Date: Wed, 21 Dec 2011 14:12:12 -0500

On 12/21/2011 2:03 PM, sthaug () nethelp no wrote:
We discover there are so many (source) ip not belonging to our network
to go to outside.

We can block it but don't know how to locate the source.

Any tools can be easily found out.

Steinar Haug, Nethelp consulting, sthaug () nethelp no

Also - http://lmgtfy.com/?q=tracing+spoofed+source+on+network

Which get you to some strategies for finding the source(s) on your network (which I believe was the OP's question). Including:


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