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7.
If the physical ports in the BFD MAD VLAN are down continually:
a.
Execute the display trapbuffer command or use system logs to check for BFD MAD port down
events that occurred around the split time.
b.
Identify the cause of the event, and remove the issue.
8.
If the problem persists, contact H3C Support.
Execute the display diagnostic-information command, save the diagnostic information, and
provide it to H3C Support.
<H3C> display diagnostic-information
Save or display diagnostic information (Y=save, N=display)? [Y/N]:Y
LACP MAD failure
Symptom
LACP MAD fails to detect an IRF split event. Two IRF fabrics are operating with the same Layer 3
configurations, including the same IP address.
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Troubleshooting
