Hi, Have you tried to ping from the VDX out to the PC? This will eliminate the rate-limit theory. Do you get the same results? ping <ip> vrf mgmt-vrfAlso, do you get the same results when the other switches are pinging the "brocade 6" switch via the ...
When the BFD session changes state, you should see the below in the raslog: BFD-1001 - for up eventBFD-1002 - for down eventDid you try searching to see if you see any of the BFD-1001 or BFD-1002 messages? For ex: 'show logging raslog | inc BFD-1002'...