Ethernet LAN Grounding of patch frames needed?

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Subject Author Date
Grounding of patch frames needed? anybody43 07-18-06
Posted by on July 18, 2006, 9:32 am
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Hi,

A thread on com.dcom.sys.cisco had the following;

"since we have replaced our Catalyst 2924XL switches with Catalyst 2950

we get more and more problems with Apple Macintosh OS X 10.4 Systems
with G5 processors.
The systems get their static IP addresses from two SuSE Linux
DHCP-Servers. In our campus-LAN 76 VLANs are configured.


Normally everything works well, but sometimes some Mac OS X 10.4
systems
lose suddenly their server mounts.
Sometimes other Mac OS X 10.4 systems don=B4t get an IP address while
booting. After a reboot it works regularly.

Portfast configured (reduces spanning tree delay on end station
ports)."

The fix was:-

"Our wiring-closets and the patch fields were not grounded.
It is weired, that there were no errors on the switchports."

Can someone exlain this? Baffles me.


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