Detecting rogue DHCP servers

975 pts.
Tags:
DHCP
DHCP server
Network security
Rogueware
Wireless routers
How can we automatically detect rogue DHCP servers like a user bringing in a wireless router from home and connecting it to our network?

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dhcploc.exe is what I use.

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  • saturno
    Hello, If you are fortunate enough to have a "Cisco based backbone", you might want to try to read this article. I think this is one of the best approaches. You might want to keep an eye on possible rogue DHCP servers, monitoring your network.
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  • The Most-Watched IT Answers: July 26, 2011 - ITKE Community Blog
    [...] Orangehat and Saturno chimed in about detecting rogue DHCP servers. 6. Saturno, Rakei, and Pjb0222 give some pointers on the best way to deploy a service [...]
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