From owner-freebsd-net@FreeBSD.ORG Tue Apr 6 02:23:50 2004 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id C1D2C16A4CF for ; Tue, 6 Apr 2004 02:23:50 -0700 (PDT) Received: from chiark.greenend.org.uk (chiark.greenend.org.uk [193.201.200.170]) by mx1.FreeBSD.org (Postfix) with ESMTP id 9187A43D4C for ; Tue, 6 Apr 2004 02:23:50 -0700 (PDT) (envelope-from fanf@chiark.greenend.org.uk) Received: by chiark.greenend.org.uk (Debian Exim 3.35 #1) with local id 1BAmnY-0006bq-00; Tue, 06 Apr 2004 10:23:12 +0100 To: julian@elischer.org From: Tony Finch In-Reply-To: References: <20040405201050.D5B2EF8F2@gemini.nersc.gov> Message-Id: Sender: Tony Finch Date: Tue, 06 Apr 2004 10:23:12 +0100 cc: freebsd-net@freebsd.org Subject: Re: FIN_WAIT_[1,2] and LAST_ACK X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 06 Apr 2004 09:23:50 -0000 Julian Elischer wrote: > > I have noticed an increasing number of machines on the net >are terminating their session (usually the server, but not always) >with a RESET packet instead of a FIN packet. > >I don't know what kind of machines this is but next time I see it I >guess I'll look at it harder. I understand this to be a characteristic of Windows TCP. Tony. -- f.a.n.finch http://dotat.at/ VIKING NORTH UTSIRE: NORTH OR NORTHEAST 3 OR 4 INCREASING 4 OR 5. OCCASIONAL RAIN OR SQUALLY SHOWERS. GOOD OCCASIONALLY MODERATE.