<br><br><div><span class="gmail_quote">On 23/07/07, <b class="gmail_sendername">Richard Jones</b> <<a href="mailto:rich@annexia.org">rich@annexia.org</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
On Mon, Jul 23, 2007 at 11:54:08AM +0100, Pete Ryland wrote:<br>> On 14/07/07, Richard Jones <<a href="mailto:rich@annexia.org">rich@annexia.org</a>> wrote:<br>> > Hi, I've just got a new gigabit ethernet switch to replace my ancient
<br>> > 10 Mbps home switch. The old switch easily maxed out at 10 Mbps.<br>><br>> No-one else mentioned it, but check that the cables you're using are<br>> rated for GigE use. I'd have to check, but I think that means minimum
<br>> cat5e (not just cat5) or cat6.<br><br>I don't have the cables in front of me right now to check, but they<br>are short patch cables and are probably basic cat5. My question<br>though: surely if they were operating in a degraded mode they'd fall
<br>back to 100 Mbps, rather than the ~200 Mbps observed?<br><br>Rich.<br><br>--<br>Richard Jones<br>Red Hat<br>--<br>Gllug mailing list - <a href="mailto:Gllug@gllug.org.uk">Gllug@gllug.org.uk</a><br><a href="http://lists.gllug.org.uk/mailman/listinfo/gllug">
http://lists.gllug.org.uk/mailman/listinfo/gllug</a><br></blockquote></div><br>Depends weather the network cards/switch is working in degraded mode or if your just losing packets and they are needing to be resent. <br><br>
Try <br><br>sudo ping -f -c 1000 othermachine<br><br>and see if you get any packet loss, you may need to up the 1000 to get any real data....<br>Bad cables may mean packet loss without the equipment working in degraded mode.....
<br>You want the results as close to 0 as possible.<br><br>Peter.<br>