Date: Tue, 16 May 2000 09:08:28 -0500 (CDT) From: Guy Helmer <ghelmer@cs.iastate.edu> To: Bruce Burden <brucegb@realtime.net> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: Network performance is poor! Suggestions? Message-ID: <Pine.HPX.4.05.10005160906310.17627-100000@popeye.cs.iastate.edu> In-Reply-To: <200005160518.AAA13361@sullivan.realtime.net>
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On Tue, 16 May 2000, Bruce Burden wrote: > Okay, I have two FreeBSD boxes running 4.0-STABLE, with a Netgear FA310-TX > card each. What bothers me is this message from boot (on both machines): > > dc0: Ethernet address: 00:a0:cc:51:df:7b > miibus0: <MII bus> on dc0 > ukphy0: <Generic IEEE 802.3u media interface> on miibus0 > ukphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto > > I don't like the fact that dc0 is "unknown" (well, that is how > I translate ukphy0, anyway). Nor do I like the idea that I am only > getting about 8kbps out of this link. Any ideas what migt be going > on? > > dc0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500 > inet 192.168.1.2 netmask 0xffffff00 broadcast 192.168.1.255 > ether 00:a0:cc:51:df:7b > media: 100baseTX <full-duplex> status: active > supported media: autoselect 100baseTX <full-duplex> 100baseTX 10baseT/UTP <full-duplex> 10baseT/UTP none > > Both machines repor this, which isn't surprising, since that is how I > have them set up... Are these FA310 cards connected to a hub or a switch? If they are connected to a hub, they should not be in full-duplex mode -- this will cause serious performance problems. Guy Guy Helmer, Ph.D. Candidate, Iowa State University Dept. of Computer Science Research Assistant, Dept. of Computer Science --- ghelmer@cs.iastate.edu http://www.cs.iastate.edu/~ghelmer To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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