Cisco Bug: CSCuw19950 - CDP Neighbors not seen on dot1x authenticator interfaces
Last Modified
Dec 14, 2018
Products (1)
- Cisco Catalyst 4500 Series Switches
Known Affected Releases
15.1(2.1)SG
Description (partial)
Symptom: - Catalyst 4500 switch (Supervisor 6) is unable to see CDP neighbors on the dot1x authenticator ports - The dot1x supplicant can see Catalyst 4500 through CDP accordingly - Performance is not impacted Conditions: - Network Edge Authentication Topology (NEAT) is running on the switches where both authenticator and supplicant switches perform 802.1x authentication - Configured VLAN is higher than 1 - The issue has been seen on 151-2.SG6 and earlier releases
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