From owner-freebsd-hackers Fri Oct 25 18:11:18 1996 Return-Path: owner-hackers Received: (from root@localhost) by freefall.freebsd.org (8.7.5/8.7.3) id SAA11374 for hackers-outgoing; Fri, 25 Oct 1996 18:11:18 -0700 (PDT) Received: from mail.webspan.net (mail.webspan.net [206.154.70.7]) by freefall.freebsd.org (8.7.5/8.7.3) with ESMTP id SAA11363 for ; Fri, 25 Oct 1996 18:11:14 -0700 (PDT) Received: from orion.webspan.net (orion.webspan.net [206.154.70.5]) by mail.webspan.net (8.7.5/8.7.3) with ESMTP id VAA28707; Fri, 25 Oct 1996 21:10:54 -0400 (EDT) Received: from orion.webspan.net (localhost [127.0.0.1]) by orion.webspan.net (8.7.5/8.7.3) with ESMTP id VAA16969; Fri, 25 Oct 1996 21:09:14 -0400 (EDT) To: A JOSEPH KOSHY cc: freebsd-hackers@FreeBSD.org From: "Gary Palmer" Subject: Re: Ping attacks: NT vs FreeBSD In-reply-to: Your message of "Fri, 25 Oct 1996 19:49:54 +0500." <199610251449.AA077244994@fakir.india.hp.com> Date: Fri, 25 Oct 1996 21:09:14 -0400 Message-ID: <16967.846292154@orion.webspan.net> Sender: owner-hackers@FreeBSD.org X-Loop: FreeBSD.org Precedence: bulk A JOSEPH KOSHY wrote in message ID <199610251449.AA077244994@fakir.india.hp.com>: > NT 3.51 box can effectively stop all TCP/IP activity on the NT machine > --- denial of service if you may. The NT machine was on a P6/150, 32MB, > unknown ethernet card; the FreeBSD boxes were P5-100s with HP-PC Lan and PCI > D-Link cards respectively. > I'm intrigued by this behaviour. Is this common or is it just a quirk of > this specific NT configuration? Has anyone seem similar behaviour under > NT 4.0? Any ideas as to why the denial of service behaviour could be > occurring? I know that I can display the same behaviour in Win95. Actually, ping flooding a Win95 box has the interesting side affect of stopping all user interaction from the console too... :-) Gary -- Gary Palmer FreeBSD Core Team Member FreeBSD: Turning PC's into workstations. See http://www.FreeBSD.ORG/ for info