If the argument "key" has the value "policy": updates the global agent settings.
- See for agent setting names and values.
- Zero or more of such settings can be specified.
- If a setting isn't specified, its previous value is deleted. The corresponding default
value will take the place of the previous value on the next call to
- See for restrictions on the values of the
- If at least one value is invalid, the entire set of settings is discarded.