What OS on the server? on the desktops?
--- "Lum, David" <[EMAIL PROTECTED]> wrote:
> The scenario:
> 
> 100Mbit copper Ethernet. 
> Single Dell PowerEgde 4400 w/ integrated Intel NIC.
> Linksys EF4124 10/100 full duplex, auto MDI/MDI-X
> switch.
>
http://www.linksys.com/products/product.asp?grid=35&scid=39&prid=473
> 
> The latest desktops [1] are Dell GX240's/260's with
> integrated 100Mbit NIC's
> and I manually set them to 100Mbit full duplex (same
> as the server).
> 
> A user has been complaining about slow LAN access
> ever since getting a new
> Dell GX260 desktop. Copying a 14MB file to the
> desktop took 20 seconds.
> Going to another PC (GX240) it takes about 2
> seconds. Installing the latest
> drivers on the 260 didn't fix the problem, but
> changing it from full duplex
> to half duplex did.
> 
> Any ideas why this fix worked? I double checked the
> GX240 and it's set to
> full duplex. Could the switch be the problem? Why
> would some PC's "prefer"
> half duplex over full? Could it be the cheap switch?
> 
> Dave Lum - [EMAIL PROTECTED]
> Sr. Network Specialist - Textron Financial
> 503-675-5510
> 
> [1] PC's bought in the last year
> 
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