Date: Fri, 7 Aug 1998 13:49:20 -0700 (PDT) From: Doug White <dwhite@resnet.uoregon.edu> To: Howard Leadmon <hdl@abs.net> Cc: freebsd-hardware@FreeBSD.ORG, freebsd-questions@FreeBSD.ORG Subject: Re: 3.0-19980720-SNAP & de driver full-duplex troubles?? Message-ID: <Pine.BSF.4.00.9808071348470.15104-100000@resnet.uoregon.edu> In-Reply-To: <199808070545.BAA00539@dll.abs.net>
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On Fri, 7 Aug 1998, Howard Leadmon wrote: > I loaded up the 3.0 SNAP the other day and things seemed to be going > well, and then I decided to try and put the DEC-21140 based board I had > into full-duplex mode. Needless to say I also put the EtherSwitch it > was connected to into full-duplex mode (I know the switch handles this > well as I have a bunch of Solaris boxes running full-duplex on the same > switch). > > My throughput came to a screeching halt, I could barely even FTP any > files across. Also even though the machine claimed it was in full-duplex > mode, it's still showing collisions even after a fresh reboot. [...] > ifconfig_de0="inet 207.114.0.144 netmask 255.255.255.0 media 10baseT/UTP > mediaopt full-duplex" > > > So with all the above set, still a netstat -i shows: > > $ netstat -i > Name Mtu Network Address Ipkts Ierrs Opkts Oerrs Coll > de0 1500 <Link> 00.c0.f0.30.0d.ad 238593178 11 237898092 5096726 > 4662492 > de0 1500 207.114 u2 238593178 11 237898092 5096726 > 4662492 > > > So it is seeing collisions, and I can only assume it's runing in half-duplex > mode, even though everything seems to point to full-duplex. I'd be thinking of a crossed wire in your drop cable. Doug White | University of Oregon Internet: dwhite@resnet.uoregon.edu | Residence Networking Assistant http://gladstone.uoregon.edu/~dwhite | Computer Science Major To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hardware" in the body of the message
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