Date: Mon, 15 Jun 1998 20:29:01 -0300 (ADT) From: Michael Richards <miker@scifair.acadiau.ca> To: Christoph Kukulies <kuku@gilberto.physik.RWTH-Aachen.DE> Cc: questions@FreeBSD.ORG Subject: Re: using tcpdump effectively Message-ID: <Pine.BSF.3.96.980615202443.10124B-100000@scifair.acadiau.ca> In-Reply-To: <199806151447.QAA29137@gilberto.physik.RWTH-Aachen.DE>
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On Mon, 15 Jun 1998, Christoph Kukulies wrote: > What sporadically happens is that a X session to our Mentor Design Architect > running on HP is ceased and the connection breaks (we login via rlogin > and start the X client with DISPLAY set to the FreeBSD machine.) Es mag dich nicht! > When the connection breaks we see something like 'no route to host' This looks like it could be a routing problem. The X protocol has a number of well known security problems. Personally I would suggest that you use secure shell to forward the X11 connections. I believe you can download the unix verion from www.datafellows.com. > Could that be caused by denial of service attacks? What exactly is a denial > of service attack? Rather than try to break into a system, the person simply tries to break the system so as to be a pain in the butt to the "real" users. -Mike To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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