Refer to the following Tail-f YANG CLI extension:
Specifies that the confd.conf directive cSilentNo should
be suppressed for a leaf and that a custom error message
should be displayed when the user attempts to delete a
Used in I- and C-style CLIs.
The cli-suppress-silent-no statement can be used in: leaf,
leaf-list, list, tailf:symlink, container, and refine.