[plug] gigabit lan
bernie at innovative.iinet.net.au
Tue Jan 8 19:18:46 WST 2008
Adrian Chadd <adrian at creative.net.au> wrote:
>On Tue, Jan 08, 2008, Kev wrote:
>> I've just replaced 2 x 10/100 8 port switches (daisy chained) in our
>> home p2p network with 1 x 16 port gigabit switch. Most (but not all) of
>> our home machines have gb nics on motherboard, including the 2 right
>> here on my desk. One has a Marvell 88E8001 Gigabit Ethernet Controller
>> with the skge driver installed and the other has an Nvidia CK8S Ethernet
>> Controller with the forcedeth driver installed. These are the default
>> drivers installed by Xandros.
>> I use only Samba on the network because there is a mix of Windoze and
>> Linux machines at home and thus far (the last 3(ish) years) Samba has
>> run flawlessly. Even now Samba seems to be running OK.
>> The problem: There appears to be no improvement in network speeds - no
>> change at all. Copying files between these 2 machines I have in front
>> of me happens at about 3.6Mbytes/sec according to gkrellm. I'm using
>> good condition bought, moulded cat5E cables, each 2m long. Only the
>> switch between them.
>The first thing to do is grab iperf and read up about it.
The _first_ thing is to use any blinkenlights to confirm that your
cables are running at gigabit speeds.
Lights on the switches and NIC often have LED that indicate by
colour/speed the nature of the actual connection.
No point of trying to find a bottleneck in the machine if the wiring
isn't up to it, or the NIC hasn't sensed the ability to work at the
/"\ Bernd Felsche - Innovative Reckoning, Perth, Western Australia
\ / ASCII ribbon campaign | Great minds discuss ideas;
X against HTML mail | Average minds discuss events;
/ \ and postings | Small minds discuss people. -- Eleanor Roosevelt
More information about the plug