The bfd session nonexistent-config-check disable command disables a device from checking whether an associated BFD session is deleted.
The undo bfd session nonexistent-config-check disable command enables a device to check whether an associated BFD session is deleted.
By default, a device is enabled to check whether an associated BFD session is deleted.
bfd session nonexistent-config-check disable
undo bfd session nonexistent-config-check disable
To check whether an associated BFD session is deleted, run the bfd session nonexistent-config-check command. After a static IPv4/IPv6 route, a VRRP4/VRRP6 backup group or an E-Trunk is associated to a BFD session, deleting the BFD session causes the association to become invalid. To resolve this issue, enable the device to check whether the associated static BFD session is deleted.