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Cisco Bug: CSCut52810 - DHCP DISCOVER dropped on member switches in DATA vlan with mab/dot1x

Last Modified

Jan 23, 2019

Products (1)

  • Cisco Catalyst 2960-X Series Switches

Known Affected Releases


Description (partial)

mab/dot1x authentication is successful, but IP address fails to get assigned.

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

  • Full Description (including symptoms, conditions and workarounds)
  • Status
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