Creates a routing permitted neighbor entity instance which
    represents a neighboring node on a nonbroadcast circuit that
    is permitted to connect to this node.  Neighbor-name is a
    simple name.  ID is the node ID of a potential neighbor node.

    create  [node node-id] routing -
            permitted neighbor neighbor-name -
            id node-id

    Examples:

    create routing permitted neighbor nashua_decnet-osi -
           id 08-00-2b-12-34-56

    create routing permitted neighbor nashua_phase_iv -
           id aa-00-04-00-12-34

1  –  Exception Messages

 o  duplicate node id

    A routing permitted neighbor entity with the specified node ID
    already exists.

    Argument:

    name       The name of the permitted neighbor that already has
               this node ID.

 o  permitted neighbor already exists

    A routing permitted neighbor entity with the specified name
    already exists.