Proactive Network Security: Blocking Bogons

Network security is a never ending process of staying in touch and in tune with inbound and outbound traffic. Network administrators have their hands so full reacting to the latest security threats they barely have time left over for proactive security. Today I want to discuss one specific proactive step you can take as a network administrator: Eliminating Bogon traffic.

Here's the rest of the article: Proactive Network Security: Blocking Bogons

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And of course, you can get the latest Bogon Network Ranges here.

 

Incidentally: Don't forget, Bogons account for more than one-third of IP addresses.

 

I'm noticing a significant amount of traffic originating from this forum and I am wondering how many of you are actually utilizing the Bogon and country IP Blocks data?