Date: Sat, 15 Nov 2003 15:09:27 -0800 (PST) From: Doug White <dwhite@gumbysoft.com> To: Jos Backus <jos@catnook.com> Cc: freebsd-current@freebsd.org Subject: Re: dc still reporting collisions Message-ID: <20031115150841.I5733@carver.gumbysoft.com> In-Reply-To: <20031115204757.GA98569@lizzy.catnook.com> References: <20031115164720.I13393@hewey.af.speednet.com.au> <20031115171702.F13393@hewey.af.speednet.com.au> <20031115204757.GA98569@lizzy.catnook.com>
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On Sat, 15 Nov 2003, Jos Backus wrote: > On Sat, Nov 15, 2003 at 05:23:08PM +1000, Andy Farkas wrote: > > Jos Backus wrote: > > > > > Fwiw, I'm seeing the same with tx(4): > > > > Looks like a different problem. > > Probably. I was commenting on the (relatively) high collision count I'm > seeing. This is a hub (DSL router) with 2 PC's on it. I have never seen this > many collisions happening before. Plus I can no longer transfer files from the > Windows system to the FreeBSD system (even using FTP), something that worked > flawlessly at least until October 17th. So something is broken. You think it > could be hardware? If its a real hub, hubs aren't full duplex. If its a switch, the switch and PC might not have negoatiated full duplex properly. Try unplug/replug the cable, or switch to autoselect. > > Thanks, > Jos > > > > lizzy:~% ifconfig tx0 > > > tx0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500 > > > inet 10.0.0.2 netmask 0xffffff00 broadcast 10.0.0.255 > > > inet 10.0.0.10 netmask 0xffffffff broadcast 10.0.0.10 > > > ether 00:e0:29:09:e4:1a > > > media: Ethernet autoselect (10baseT/UTP) > > > status: active > > > lizzy:~% netstat -i > > > Name Mtu Network Address Ipkts Ierrs Opkts Oerrs Coll > > > tx0 1500 <Link#1> 00:e0:29:09:e4:1a 154423 1 118093 0 253 > > > tx0 1500 10/24 lizzy 159162 - 122841 - - > > > tx0 1500 10.0.0.10/32 lizzy-proxy 28 - 28 - - > > > lo0 16384 <Link#2> 5347 0 5347 0 0 > > > lo0 16384 your-net localhost 442 - 442 - - > > > lizzy:~% > > > > The dc(4) driver currently has an almost 1:1 ratio of packets:collisions. > > Your tx0 is quite low. > > > > Seishi Hiragushi <s-hrgsh@lapis.plala.or.jp> reported this 1.5 months ago: > > > > Message-Id: <20030902071657.1e94e2b4.s-hrgsh@lapis.plala.or.jp> > > > > > > -- > > > > :{ andyf@speednet.com.au > > > > Andy Farkas > > System Administrator > > Speednet Communications > > http://www.speednet.com.au/ > > > > > > > > > > !DSPAM:3fb5d46c649171139613270! > > > > > > -- Doug White | FreeBSD: The Power to Serve dwhite@gumbysoft.com | www.FreeBSD.org
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