看板FB_security
标 题RE: FreeBSD DDoS protection
发信站NCTU CS FreeBSD Server (Wed Feb 13 18:58:04 2013)
转信站ptt!csnews.cs.nctu!news.cs.nctu!.cs.nctucs.nctu!!freebsdfreebsd.org!ow
khatfield@s... Writes:
>
> The less you do with the firewall (routing/blocking/inspecting) the
> better.
>
> Drop drop drop ;)
I think this is really bad advice. A firewall should return
destination-unreachable/reset packets for administratively prohibited
traffic types. Drops, null routes, etc. should only be used in case of
emergency like ongoing DoS attacks or for special cases like stealth
firewalls.
--
I FIGHT FOR THE USERS
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