From owner-freebsd-bugs Fri Mar 1 3:42:46 2002 Delivered-To: freebsd-bugs@freebsd.org Received: from gidgate.gid.co.uk (gid.co.uk [194.32.164.225]) by hub.freebsd.org (Postfix) with ESMTP id 5629D37B41A; Fri, 1 Mar 2002 03:42:42 -0800 (PST) Received: (from rb@localhost) by gidgate.gid.co.uk (8.11.6/8.11.6) id g21BgeT79993; Fri, 1 Mar 2002 11:42:40 GMT (envelope-from rb) Message-Id: <4.3.2.7.2.20020301114109.00c2cef0@gid.co.uk> X-Sender: rbmail@gid.co.uk X-Mailer: QUALCOMM Windows Eudora Version 4.3.2 Date: Fri, 01 Mar 2002 11:42:38 +0000 To: "Crist J. Clark" , freebsd-bugs@FreeBSD.ORG From: Bob Bishop Subject: Re: kern/35442: Problem transmitting runts in if_sis driver (with patch for fix) In-Reply-To: <200203010750.g217o3e64107@freefall.freebsd.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; format=flowed Sender: owner-freebsd-bugs@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org Hi, At 23:50 28/02/02 -0800, Crist J. Clark wrote: > > Packets that are less than the 60 byte minimum for ethernet > > are transmitting with trailing 1 bits (this shows up at 0xff > > in ethereal/tcpdump) instead of trailing 0 bits. This is the > > way the chip (National Semiconductor DP83815) interprets > > auto-padding. > > Uh, so? Why do you feel that these need to be zeroed? Careful: I think the packet is being transmitted short and the intervening switch supplies the trailing 1s. -- Bob Bishop +44 (0)118 977 4017 rb@gid.co.uk fax +44 (0)118 989 4254 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message