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+.. cfgcmd:: set interfaces {{ var0 }} <interface> evpn uplink
+
+ When all the underlay links go down the PE no longer has access
+ to the VxLAN +overlay. To prevent blackholing of traffic the
+ server/ES links are protodowned on the PE.
+
+ A link can be setup for uplink tracking via the following example:
+
+ .. code-block:: none
+
+ set interfaces {{ var0 }} {{ var1 }} evpn uplink