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Increase in Disc C3 errors on Brocade Switch port even with healthy SFP

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Category:
fabric-interconnect-and-management-switches
Specialty:
brocade
Last Updated:

Applies to

Brocade SAN switches

Issue

  • Brocade switch port reporting increase in disc c3 errors even after clearing the port stats.
/fabos/cliexec/porterrshow:
          frames        enc     crc     crc     too     too     bad     enc    disc    link    loss    loss    frjt    fbsy     c3timeout     pcs      uncor
        tx       rx      in     err     g_eof   shrt    long    eof     out    c3      fail    sync    sig                      tx      rx      err     err
  34:    1.6g  374.4m    0       0       0       0       0       0       0      17.6k    0       0       0       0       0       0       0       0       0
 
  • sfpshow have optimal RX & TX power values.
=============
Slot  5/Port  2:
=============
RX Power:    -2.4    dBm (577.40uW)
TX Power:    -1.2    dBm (759.30 uW)

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