Cisco Bug: CSCut52810 - DHCP DISCOVER dropped on member switches in DATA vlan with mab/dot1x
Jul 24, 2017
- Cisco Catalyst 2960-X Series Switches
Known Affected Releases
Symptom: mab/dot1x authentication is successful, but IP address fails to get assigned. Conditions: All the following condition need to be matched: Only members of a stack switch is affected; Only supplicants in DATA vlan are affected; Interface must be running mab/dot1x authentication; DHCP server is external device; not located on the switch (authenticator); Issue is seen in 15.2(2)E1 release.
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Bug Details Include
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