Where are static bogon filters appropriate? was: 18.104.22.168/16 Bogons
greg at bestnet.kharkov.ua
Thu Mar 1 14:50:14 UTC 2007
Jon Lewis wrote:
> On Thu, 1 Mar 2007, Chris L. Morrow wrote:
>> So, where are static bogon filters appropriate? (loaded question
>> I ask because just about every 'security expert' and 'security
>> or 'security suggestions' has some portion that speaks to "why it's a
>> grand idea to have acl-lines/firewall-policy tp block 'bogon' ip space"
>> (for some definition of 'bogon' of course).
> I suppose they're appropriate when done by network security
> consultants, as it guarantees future / repeat business. :)
I'll second this opinion, As most of DDoS attacks are from zombies,
which are in registered networks.
Especially I did never see any traffic from so called bogons. Perhaps,
bogon acls are helpful when they are configured on backbone, but not
just my 1E-10 cents :-)
With best regards,
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