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Cisco Bug: CSCum39686 - Flexlink backup int may forward when L2PT configured

Last Modified

Apr 17, 2019

Products (1)

  • Cisco Catalyst 4000 Series Switches

Known Affected Releases

15.1(2.1)SG

Description (partial)

Symptom:
Flexlink Backup int may forward control packets back out the Flexlink active int when L2PT is configured on flexlink interfaces.  Scenario could result in a layer-2 loop.

Conditions:
Flexlink and L2PT configured on interface.
Seen in 15.1(2)SG3
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