[CentOS] CentOS5 Network Problems

Thu Sep 20 23:37:02 UTC 2007
James A. Peltier <jpeltier at cs.sfu.ca>

semi linux wrote:
> I have a very odd problem connecting to some websites from my CentOS 5 box
> 
> Target websites:
> www.connecttech.com
> www.3ware.com
> (two of my HW vendors)
> 
> I can usually get some kind of response, but if the content (download
> or page itself) is larger in size (downloads never pass 100K), then it
> hangs...
> 
> When I fire-up wireshark, I get a lot of ougoing highlighted Checksum
> Errored packets but I don't know what's causing it...  Here's what
> I've eliminated thus far:
> 
> - Websites are up and responsive
> - Cable(s) is fine
> - Network drop is fine
> - I put myself behind a firewall to make sure it wasn't my network
> - Network card has been switched
> - Driver has been switched
> - Removed any firewall
> - wget has problems as well
> - Other computers on the same network work fine.
> 
> Sites like maps.google.com work just fine...  I'm open to any
> suggestion at this point.
> 
> I'm completely lost.
> 
> - G.
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When you say network drop is fine does that mean from the switch to your 
computer?  Have you tried a different port on your switch?

-- 
James A. Peltier
Technical Director, RHCE
SCIRF | GrUVi @ Simon Fraser University - Burnaby Campus
Phone   : 604-291-3610
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E-Mail  : jpeltier at cs.sfu.ca
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