nanog mailing list archives

Re: router syn/syn-ack/ack alarming...


From: Vadim Antonov <avg () quake net>
Date: Wed, 18 Sep 1996 13:57:52 -0700

Michael Dillon <michael () memra com> wrote:

This ratio detection
doesn't need to shutdown anything, just syslog the fact so that admins
have something in their logs like SYN/ACK RATIO 33:1 POSSIBLE HACKER
ATTACK which will make them sit up and take notice.

Ah, you're an optimist.

Most sysadmins would simply ignore whatever warnings they get as
long as their internal users aren't complaining.

And half of them wouldn't know what SYN/ACK ratio is.

--vadim
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