Only static values are currently supported, though backtick (exec) expansion may be added in the future.
-The values use the same format as the normal `unlang` attribute assignments, or the xref:raddb/mods-config/files/users.adoc[users file]. A short summary is given here for convenience.
+The values use the same format as the normal `unlang` attribute assignments, or the xref:reference:raddb/mods-config/files/users.adoc[users file]. A short summary is given here for convenience.
Strings should be wrapped in single quotes. Other values should be left unquoted.