From owner-freebsd-questions Mon May 17 14: 9:31 1999 Delivered-To: freebsd-questions@freebsd.org Received: from resnet.uoregon.edu (resnet.uoregon.edu [128.223.144.32]) by hub.freebsd.org (Postfix) with ESMTP id 1E0E015381 for ; Mon, 17 May 1999 14:09:29 -0700 (PDT) (envelope-from dwhite@resnet.uoregon.edu) Received: from localhost (dwhite@localhost) by resnet.uoregon.edu (8.8.8/8.8.8) with ESMTP id OAA05670; Mon, 17 May 1999 14:09:26 -0700 (PDT) (envelope-from dwhite@resnet.uoregon.edu) Date: Mon, 17 May 1999 14:09:26 -0700 (PDT) From: Doug White To: John Cc: freebsd-questions@FreeBSD.ORG Subject: Re: Freebsd2.2.8 syn problem. In-Reply-To: <373F1DBA.21584768@mpinet.net> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Sun, 16 May 1999, John wrote: > When my machine recives an attack on a system port ex: 113 it reboots > after about 2 min. Well maybe, if you don't need POP running, that would help. > Would blocking all udp exept for on port 53 prevent this ? Port 53 does > not cause my machine to reboot when being attacked. It seems to me like > my kernel is only rebooting my system when it recives a sertain amount > of udp packets to a daemon which does not support. How can I patch this > ? I doubt that's the problem. A firewall would help if you dont need off-siters accessing POP. Doug White Internet: dwhite@resnet.uoregon.edu | FreeBSD: The Power to Serve http://gladstone.uoregon.edu/~dwhite | www.freebsd.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message