Date: Wed, 7 Apr 2004 11:29:51 +1000 From: "Mark Picone" <wts666@iprimus.com.au> To: <freebsd-security@freebsd.org> Subject: RE: SYN attacks (correction) Message-ID: <402CF87001176A54@> (added by postmaster@iprimus.com.au) In-Reply-To: <402CF87001173F5D@> (added by postmaster@iprimus.com.au)
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you should add net.inet.tcp.drop_synfin=1 to /etc/sysctl.conf so it gets piped into sysctl on boot or just run sysctl net.inet.tcp.drop_synfin=1 as root -----Original Message----- From: owner-freebsd-security@freebsd.org [mailto:owner-freebsd-security@freebsd.org] On Behalf Of Mark Picone Sent: Wednesday, 7 April 2004 10:57 am To: freebsd-security@freebsd.org Subject: RE: SYN attacks You could try adding this to /etc/sysctl.conf sysctl net.inet.tcp.drop_synfin=1 -----Original Message----- From: owner-freebsd-security@freebsd.org [mailto:owner-freebsd-security@freebsd.org] On Behalf Of Spades Sent: Wednesday, 7 April 2004 3:02 am To: freebsd-questions@freebsd.org Cc: freebsd-security@freebsd.org Subject: SYN attacks Heya, FREEBSD 4.9-STABLE Is there anyway to block SYN attacks and prevent it from bring down my server? Its been attacking for sometime. _______________________________________________ freebsd-security@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-security To unsubscribe, send any mail to "freebsd-security-unsubscribe@freebsd.org" _______________________________________________ freebsd-security@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-security To unsubscribe, send any mail to "freebsd-security-unsubscribe@freebsd.org"
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