From owner-freebsd-hackers Sat Aug 9 00:06:43 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.5/8.8.5) id AAA11722 for hackers-outgoing; Sat, 9 Aug 1997 00:06:43 -0700 (PDT) Received: from verdi.nethelp.no (verdi.nethelp.no [195.1.171.130]) by hub.freebsd.org (8.8.5/8.8.5) with SMTP id AAA11715 for ; Sat, 9 Aug 1997 00:06:36 -0700 (PDT) From: sthaug@nethelp.no Received: (qmail 14315 invoked by uid 1001); 9 Aug 1997 07:06:23 +0000 (GMT) To: tom@sdf.com Cc: kehlet@dt.wdc.com, hackers@FreeBSD.ORG Subject: Re: 3c90x vx0 driver In-Reply-To: Your message of "Fri, 8 Aug 1997 20:16:24 -0700 (PDT)" References: X-Mailer: Mew version 1.05+ on Emacs 19.28.2 Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Date: Sat, 09 Aug 1997 09:06:22 +0200 Message-ID: <14313.871110382@verdi.nethelp.no> Sender: owner-freebsd-hackers@FreeBSD.ORG X-Loop: FreeBSD.org Precedence: bulk > AFAIK, the fxp driver is the only driver that supports full-duplex. > > The new de driver (only in current right now?), probably supports > full-duplex. Or you can get it from Matt Thomas' web site. It definitely supports full duplex. Running full duplex at 100 Mbps is nice :-) > You also might to want to look at the performance numbers on > www.intel.com in regards to fxp (Intel Etherexpress Pro100B) performance. > They have some links to some outside studies that were done. The > FastEtherlink XL was the worst card tested! AFAIK the vx driver uses PIO, so it's likely to be slower than the fxp and de drivers in FreeBSD. Steinar Haug, Nethelp consulting, sthaug@nethelp.no