Cisco Bug: CSCum48825 - unable to ping from/to the management interface of wlc from same subnet

Last Modified

Nov 27, 2020

Products (1)

Cisco 5500 Series Wireless Controllers

Known Affected Releases

7.4(100.0) 7.6(100.0)

Description (partial)

Symptom:
external device/PC can't communicate to WLC's management ip ie.10.1.5.58 from 10.1.5.X, only directly connected switch was able to reach/ping it.  Packet capture shows that the WLC is responding to ARP requests with the wrong MAC

Conditions:
When Management is tagged and one of the dynamic vlan interface is untagged.

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