From owner-freebsd-stable Tue Aug 18 17:20:06 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id RAA07136 for freebsd-stable-outgoing; Tue, 18 Aug 1998 17:20:06 -0700 (PDT) (envelope-from owner-freebsd-stable@FreeBSD.ORG) Received: from duey.hs.wolves.k12.mo.us (duey.hs.wolves.k12.mo.us [207.160.214.9]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id RAA07124 for ; Tue, 18 Aug 1998 17:20:02 -0700 (PDT) (envelope-from cdillon@wolves.k12.mo.us) Received: from duey.hs.wolves.k12.mo.us (cdillon@duey.hs.wolves.k12.mo.us [207.160.214.9]) by duey.hs.wolves.k12.mo.us (8.8.7/8.8.7) with SMTP id TAA08748; Tue, 18 Aug 1998 19:19:18 -0500 (CDT) (envelope-from cdillon@wolves.k12.mo.us) Date: Tue, 18 Aug 1998 19:19:18 -0500 (CDT) From: Chris Dillon X-Sender: cdillon@duey.hs.wolves.k12.mo.us To: Tom cc: Vadim Belman , "freebsd-stable@FreeBSD.ORG" Subject: Re: Intel EtherExpress Pro 10/100B network collisions In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Tue, 18 Aug 1998, Tom wrote: > > On Tue, 18 Aug 1998, Vadim Belman wrote: > > ... > > Surprisingly, we found that Intel board produces a _huge_ > > number of network collisions, almost for every output > > packet. > ... > > We have 3COM switches installed in our location. > > > > Did anyone experience the same or similar problem with > > cards in question? > > Yes, this will hapen if the card isn't configured with the same duplex > mode as the switch port it is plugged in. You might just need to do a > "ifconfig fxp0 mediaopt full-duplex" > > Also, some 3COM switches have some propietary flow options that are only > supported by 3COM cards. You may have just solved the same problem (well, actually worse than the above) that I have been having. I don't have the card connected to a switch (or any switches on the network at all for that matter) but I will force the card to do half-duplex and see what happens. -- Chris Dillon - cdillon@wolves.k12.mo.us - cdillon@inter-linc.net /* FreeBSD: The fastest and most stable server OS on the planet. For Intel x86 and compatibles (SPARC and Alpha under development) (http://www.freebsd.org) */ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message