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Verifying That the Port Error Disable Setting Is Working Correctly

Purpose

Verify that the port error disable setting is working as expected on MAC limited, MAC move limited, and rate-limited interfaces on an EX Series switch.

Action

Display information about interfaces:

Interface   State    VLAN members           Blocking 
ge-0/0/0.0  up       T1122                  unblocked
ge-0/0/1.0  down     default                MAC limit exceeded
ge-0/0/2.0  down     default                MAC move limit exceeded
ge-0/0/3.0  down     default                Storm control in effect
ge-0/0/4.0  down     default                unblocked
ge-0/0/5.0  down     default                unblocked
ge-0/0/6.0  down     default                unblocked
ge-0/0/7.0  down     default                unblocked
ge-0/0/8.0  down     default                unblocked
ge-0/0/9.0  up       T111                   unblocked
ge-0/0/10.0 down     default                unblocked
ge-0/0/11.0 down     default                unblocked
ge-0/0/12.0 down     default                unblocked
ge-0/0/13.0 down     default                unblocked
ge-0/0/14.0 down     default                unblocked
ge-0/0/15.0 down     default                unblocked
ge-0/0/16.0 down     default                unblocked
ge-0/0/17.0 down     default                unblocked
ge-0/0/18.0 down     default                unblocked
ge-0/0/19.0 up       T111                   unblocked
ge-0/1/0.0  down     default                unblocked
ge-0/1/1.0  down     default                unblocked
ge-0/1/2.0  down     default                unblocked
ge-0/1/3.0  down     default                unblocked

Meaning

The sample output from the show ethernet-switching interfaces command shows that three of the down interfaces specify the reason that the interface is disabled:

  • MAC limit exceeded—The interface is temporarily disabled because of a MAC limit error. The disabled interface is automatically restored to service when the disable-timeout expires.
  • MAC move limit exceeded—The interface is temporarily disabled because of a MAC move limit error. The disabled interface is automatically restored to service when the disable-timeout expires.
  • Storm control in efffect —The interface is temporarily disabled because of a storm control error. The disabled interface is automatically restored to service when the disable-timeout expires.

Published: 2014-04-24