Use the SET NODE  command to  create or  modify  node  parameters in the
 volatile  database on  the local  node.  Use the DEFINE NODE  command to
 create or modify node parameters in the permanent  database on the local
 node.

     SET    KNOWN NODES     (parameters ...)
            NODE node-id

 All underscores found in parameters must be replaced with spaces
 when parameters are used in NCP commands.