Arista mac-address blacklist

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In a Spine/leaf topology, if you have configured a L2Evpn over Bgp/Evpn/Vxlan it is possible that a mac address will be blacklisted if it will move too often between 2 leaf.

In this case you can verify by typing the follow command on switch console

show bgp evpn host-flap

if one on more mac-address are blacklisted it is possible to clear and troubleshoot the issu of move by sending a clear

clear bgp evpn host-flap

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