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Cisco Bug: CSCum21037 - Cat4500X CTS behaivior inconsistent. CDP packets encrypted incorrectly

Last Modified

Dec 05, 2019

Products (1)

  • Cisco Catalyst 4000 Series Switches

Known Affected Releases

15.2(1)E

Description (partial)

Symptom:
UDLD (Unidirectional Link Detection) and CTS (Cisco Trustsec) work properly when enabled individually, but the link goes down when both are enabled together.

Conditions:
UDLD and CTS (manual mode) are enabled on a 4500X switch, and the link is shutdown as UDLD detects a unidirectional link.

Related Community Discussions

WS-4500X-32 Support for TrustSec MACsec Encryption
Hello all, Does anyone know when will the WS-4500X-32 s upport the TrustSec MACsec Encryption ? Thanks! David
Latest activity: Mar 09, 2015
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  • Status
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