Interface Errors

[gaf at blu.org (Jerry Feldman)]

On Monday 19 June 2006 1:57 pm, dsr at tao.merseine.nu wrote:
> On Mon, Jun 19, 2006 at 11:59:20AM -0400, Matt Shields wrote:
> > I've been having a problem for about a week where the interface on my
> > server slowly collects errors (~4 or 5 errors/minute). This server
> > (Dell Poweredge 1850) is our firewall and is connected via GigE to our
> > Dell PowerConnect 5324.  The Powerconnect has an uplink to our provider
> > that is Gig Fiber.  I'm using CAT6 cable and I have replaced it
> > numerous times.  I've also changed the switch port.  Can anyone offer
> > any suggestions?  Don't know if this matters, but we're passing 60-80
> > Mbits outbound, 15-20 MBits inbound.
>
> If you are getting errors and you've replaced the cable and the
> switch port, the next thing to swap is the GBIC in the server.
>
> If you are using jumbo ethernet packets, make sure everything
> can and does speak the same numbers...
I agree here. Cables do not generally go bad, although I have seen plenty of 
bad cables. 
What you really need to do is to isolate where (or more specifically what 
interface) the errors occur, and run some monitoring tools, such as 
ethereal. Could very well be that the Dell hardware can't handle the 
traffic. 

-- 
Jerry Feldman <gaf at blu.org>
Boston Linux and Unix user group
http://www.blu.org PGP key id:C5061EA9
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