Date: Mon, 04 Mar 1996 17:05:34 -0800 From: David Greenman <davidg@Root.COM> To: Clary Harridge <clary@s4.elec.uq.edu.au> Cc: freebsd-questions@freebsd.org Subject: Re: SMC EtherPower pci bus FDX transfer rate problem Message-ID: <199603050105.RAA19135@Root.COM> In-Reply-To: Your message of "Tue, 05 Mar 1996 10:33:40 %2B1000." <199603050033.KAA25040@s4.elec.uq.edu.au>
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>Further to my previous mail on the topic > > FreeBSD / samba transfer rate problem > >I find that my problem is due poor performace from >the SMC EtherPower 10BaseT PCI Ethernet adapter that is in our >samba server. This is a Full Duplex card which connects, via UTP, >to a Kalpana Etherswitch running in full duplex mode. The 'de' driver doesn't currently support full duplex mode. >Transfer rates are of the order of 10 Kbyte/sec. I would expect it to >be at least 450 Kbyte/sec, as I can achieve that with a 16 bit ISA bus >SMC 8013EPC. > >Has anyone used the SMC EtherPower successfully together with the >`de' device driver (for the Digital Equipment DC21040)? Yes, of course. That's what we were using in wcarchive before changing to an SMC 9332 (100Mbps, DC21140). >Is the `de' device driver capable of driving the SMC EtherPower >in full duplex mode? No. -DG David Greenman Core-team/Principal Architect, The FreeBSD Project
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