SET-PROTOCOL-LEVEL
==================

syntax: (set-protocol-level 
                   {:maximum | :minimum | :none}
                   [:KB <kb>])

Warning: set-protocol-level is not implemented yet!

This function sets the protocol level to on or to off.
Further you can vary the protocol-level-depth.
The used protocol-level-mode will be returned as a 
value.

example: >(set-protocol-level :maximum 
                              'travelguide-1)
         :maximum