[Sis-SCPS-INTEREST] Re: duplex

Otto Solares solca at guug.org
Thu May 4 18:17:59 EDT 2006


Could you please turn OFF HTML in your messages, is very hard to
follow and reply in mutt.

As with your problem as I see it the collisions are generated
because you are using a hub instead of a switch.  In modern
GNU/Linux if you want to configure NICs you need the ethtool
utility.

-otto

On Thu, May 04, 2006 at 11:40:03AM -0700, Dan Miller wrote:
> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
> <html>
> <head>
>   <meta content="text/html;charset=ISO-8859-1" http-equiv="Content-Type">
> </head>
> <body bgcolor="#c0c0c0" text="#000000">
> <font size="+1"><font face="Times New Roman">Unfortunately, it doesn't
> show link status on linux, at least for this ethernet driver... that
> *may* be because the e100 driver doesn't support the appropriate
> ioctls.&nbsp; Here's my ifconfig -a :<br>
> <br>
> hub26:~ # ifconfig -a<br>
> eth0&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Link encap:Ethernet&nbsp; HWaddr 00:90:05:A6:0B:C9&nbsp; <br>
> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; inet addr:172.18.100.34&nbsp; Bcast:172.18.100.255&nbsp;
> Mask:255.255.255.0<br>
> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; inet6 addr: fe80::290:5ff:fea6:bc9/64 Scope:Link<br>
> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; UP BROADCAST RUNNING MULTICAST&nbsp; MTU:1500&nbsp; Metric:1<br>
> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; RX packets:4076 errors:0 dropped:0 overruns:0 frame:0<br>
> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; TX packets:4128 errors:0 dropped:0 overruns:0 carrier:0<br>
> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; collisions:581 txqueuelen:1000 <br>
> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; RX bytes:259545 (253.4 Kb)&nbsp; TX bytes:5319967 (5.0 Mb)<br>
> <br>
> eth1&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Link encap:Ethernet&nbsp; HWaddr 00:00:C0:A8:0D:01&nbsp; <br>
> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; inet addr:192.168.13.1&nbsp; Bcast:192.168.13.255&nbsp;
> Mask:255.255.255.252<br>
> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; inet6 addr: fe80::200:c0ff:fea8:d01/64 Scope:Link<br>
> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; UP BROADCAST RUNNING MULTICAST&nbsp; MTU:1500&nbsp; Metric:1<br>
> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; RX packets:3500 errors:0 dropped:0 overruns:0 frame:0<br>
> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; TX packets:1802 errors:0 dropped:8 overruns:0 carrier:0<br>
> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; collisions:0 txqueuelen:1000 <br>
> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; RX bytes:5241046 (4.9 Mb)&nbsp; TX bytes:138401 (135.1 Kb)<br>
> <br>
> <br>
> </font></font><br>
> <a class="moz-txt-link-abbreviated" href="mailto:perrimd at copesd.k12.mi.us">perrimd at copesd.k12.mi.us</a> wrote:
> <blockquote
>  cite="mid2851.192.168.123.200.1146767934.squirrel at www.webmail.copesd.k12.mi.us"
>  type="cite">
>   <pre wrap="">Dan, on most bsd systems an ifconfig -a will show the interface status.
> I know on Freebsd systems it will also show duplex status.
> Not sure on Linux if it will show duplex status....
> If an ftp 'put' vs an ftp 'get' shows a significant speed difference, it
> is most likely due to duplex as that is the symptom I usually see.
> 
> 
> Thanks. Mike
> 
> 
>   </pre>
> </blockquote>
> </body>
> </html>
> 

> _______________________________________________
> Sis-SCPS-INTEREST mailing list
> Sis-SCPS-INTEREST at mailman.ccsds.org
> http://mailman.ccsds.org/cgi-bin/mailman/listinfo/sis-scps-interest




More information about the Sis-SCPS-INTEREST mailing list