Any tools to help network security

David Miller dmiller at tiggee.com
Wed Dec 21 19:12:12 UTC 2011


On 12/21/2011 2:03 PM, sthaug at 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.
> http://lmgtfy.com/?q=unicast+rpf
>
> Steinar Haug, Nethelp consulting, sthaug at 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:
   http://www.csm.ornl.gov/~dunigan/oci/bktrk.html
   http://www.cymru.com/Documents/tracking-spoofed.html

-DMM





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