Date: Wed, 9 Apr 2003 16:11:44 -0700 From: "William Ashworth" <willybaby12345@yahoo.com> To: "FreeBSD Questions" <freebsd-questions@freebsd.org> Subject: Re: Strange network behaviour Message-ID: <068001c2feed$63a3d220$728d3a40@user> References: <20030407233411204005.GyazMail.basics@zenzee.cistron.nl><44of3fv21k.fsf@be-well.ilk.org><20030409233240509711.GyazMail.basics@zenzee.cistron.nl> <448yuj6zib.fsf@be-well.ilk.org>
next in thread | previous in thread | raw e-mail | index | archive | help
You are correct...it is a duplex mismatch. The ifconfig isn't set sorrectly cause I just fixed the same problem thanks to this list. What kind of NIC are you using? I will send the proper command Thanks, Will ----- Original Message ----- From: "Lowell Gilbert" <freebsd-questions-local@be-well.no-ip.com> To: "Vincent Zee" <basics@zenzee.cistron.nl> Cc: "FreeBSD Questions" <freebsd-questions@freebsd.org> Sent: Wednesday, April 09, 2003 4:07 PM Subject: Re: Strange network behaviour > Vincent Zee <basics@zenzee.cistron.nl> writes: > > > On 09 Apr 2003 16:39:03 -0400, Lowell Gilbert wrote: > > > Vincent Zee <basics@zenzee.cistron.nl> writes: > > > > > >> I am really at a loss at the moment. > > >> > > >> I have a 100baseT network at home and all connected machines have 100Mb > > >> network cards. > > >> When I upload mp3 files from my ibook to the FreeBSD server the speed > > >> drops to 100kb/s. > > >> > > >> This only happens between these two particular machines. These same > > >> machines connected to other machines give the expected transmission > > >> speeds. I checked cables, switches and router but found nothing > > >> unexpected. > > >> > > >> Any hints, ideas or even solutions are most welcome. > > >> > > >> The FreeBSD machine is running 4.7 and the ibook 10.2.4 > > > > > > This sounds a lot like a duplex mismatch. > > > Check the collision count. > > > > Hi Lowell, > > > > thank you for your answer(:-)) > > > > Here is the ifconfig output for the nic in the freebsd machine: > > > > dc0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500 > > inet 192.168.1.10 netmask 0xffffff00 broadcast 192.168.1.255 > > inet6 fe80::248:54ff:fe12:c767%dc0 prefixlen 64 scopeid 0x1 > > ether 00:48:54:12:c7:67 > > media: Ethernet autoselect (100baseTX <full-duplex>) > > status: active > > > > Here is the ifconfig output for the nic in the ibook: > > > > en0: flags=8863<UP,BROADCAST,SMART,RUNNING,SIMPLEX,MULTICAST> mtu 1500 > > inet6 fe80::20a:95ff:fe67:2460%en0 prefixlen 64 scopeid 0x4 > > inet 192.168.1.3 netmask 0xffffff00 broadcast 192.168.1.255 > > ether 00:0a:95:67:24:60 > > media: autoselect (100baseTX <full-duplex>) status: active > > supported media: none autoselect 10baseT/UTP <half-duplex> > > 10baseT/UTP <half-duplex,hw-loopback> 10baseT/UTP <full-duplex> > > 10baseT/UTP <full-duplex,hw-loopback> 100baseTX <half-duplex> 100baseTX > > <half-duplex,hw-loopback> 100baseTX <full-duplex> 100baseTX <full- > > duplex,hw-loopback> > > > > > > Here is the output of netstat -i during a transmission of a 14 MB file. > > > > -bash-2.05b$ netstat -i > > Name Mtu Network Address Ipkts Ierrs Opkts Oerrs > > Coll > > dc0 1500 <Link#1> 00:48:54:12:c7:67 5734078 0 5911495 0 > > 0 > > dc0 1500 192.168.1 freeserv 5728716 - 5910566 - > > - > > dc0 1500 fe80:1::248 fe80:1::248:54ff: 0 - 0 - > > - > > lp0* 1500 <Link#2> 0 0 0 0 > > 0 > > faith 1500 <Link#3> 0 0 0 0 > > 0 > > lo0 16384 <Link#4> 375 0 375 0 > > 0 > > lo0 16384 ::1 ::1 0 - 0 - > > - > > lo0 16384 fe80:4::1 fe80:4::1 0 - 0 - > > - > > lo0 16384 your-net localhost 375 - 375 - > > - > > ppp0* 1500 <Link#5> 0 0 0 0 > > 0 > > sl0* 552 <Link#6> 0 0 0 0 > > 0 > > > > /\ > > Vincent > > Okay, so there are no collisions on the FreeBSD side. > Check whatever it's plugged into (a switch?). > If *that* thinks the link is half duplex while FreeBSD thinks it's > full duplex, you've found your problem. > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org"
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?068001c2feed$63a3d220$728d3a40>