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<Crit:Kern.Card.Emergency> Slot-1: d: VLAN1, source IP: 192.0.2.1, Target IP: 192.0.2.1, Source MAC: 00:17:a4:77:04:30VLAN1

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Title<Crit:Kern.Card.Emergency> Slot-1: d: VLAN1, source IP: 192.0.2.1, Target IP: 192.0.2.1, Source MAC: 00:17:a4:77:04:30VLAN1
Question
Customer receives the following log message.

<Crit:Kern.Card.Emergency> Slot-1: d: VLAN1, source IP: 192.0.2.1, Target IP: 192.0.2.1, Source MAC: 00:17:a4:77:04:30

 
Environment
EXOS
 
Answer
This message indicates that there are at least two devices that have a duplicate IP address of the VLAN "VLAN1" (192.0.2.1)

Find and remove the duplicate IP address using duplicate address detection.

How to configure and run IP duplicate address detection (DAD)
 
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