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FCS

A high number of FCS and Alignment errors are reported on one switchport. The possible causes are:

A defective port

Bad cabling

duplex mismatch

wrong speed settings

subnet mismatch

Over subscription of the link

2 REPLIES
Cisco Employee

Re: FCS

Hi Friend,

A defective port & Bad cabling can be the possible reasons for FCS and Alignment errors.

HTH

Ankur

*Pls rate helpfull post

Purple

Re: FCS

Its usually speed/duplex mismatches check the settings for the switchport and whatever is attached on the far end , they must match .

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