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Cisco Bug: CSCvv35160 - Rx and Tx counters are increasing continuously even port is in DOWN state

Last Modified

Aug 26, 2020

Products (1)

  • Cisco Nexus 3000 Series Switches

Known Affected Releases

9.3(4)

Description (partial)

Symptom:
Rx and Tx counters are increasing continuously even port is in DOWN state.

N3K-1# show interface counter
  
  ----------------------------------------------------------------------------------
  Port                                     InOctets                      InUcastPkts
  ----------------------------------------------------------------------------------
  Eth1/1                                       2452                                4
  Eth1/2                                       2452                                4
  Eth1/3                                       2452                                4
  (snip)
  ----------------------------------------------------------------------------------
  Port                                    OutOctets                     OutUcastPkts
  ----------------------------------------------------------------------------------
  Eth1/1                                       2452                                4
  Eth1/2                                       2452                                4
  Eth1/3                                       2452                                4
  (snip)
  N3K-1#

Conditions:
Default configuration. Ports are in admin down state.

N3K-1# show run interface e 1/1-3
  
  !Command: show running-config interface Ethernet1/1-3
  !Running configuration last done at: Wed Aug 12 19:54:01 2020
  !Time: Wed Aug 12 19:54:12 2020
  
  version 9.3(4) Bios:version 5.3.1
  
  interface Ethernet1/1
    shutdown
  
  interface Ethernet1/2
    shutdown
  
  interface Ethernet1/3
    shutdown
  
  N3K-1#
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