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Cisco Bug: CSCun42870 - 4500 Ages Out MACs for Existing Flows

Last Modified

May 09, 2020

Products (1)

  • Cisco Catalyst 4500 Series Switches

Known Affected Releases

n/a

Description (partial)

Symptom:
When running MAC port security on an interface, MACs will still be timed out, even though traffic is still flowing sourced from those MACs.

interface GigabitEthernet1/25

 switchport port-security maximum 24
 switchport port-security
 switchport port-security aging time 2
 switchport port-security aging type inactivity

Conditions:
4500
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  • Full Description (including symptoms, conditions and workarounds)
  • Status
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  • Known Fixed Releases
  • Related Community Discussions
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