Default: 0           Value: Phase IV address

    Phase IV node address to be passed as the host node address when
    a client is downline loaded. This address is passed in a load
    parameters message; whether it is needed depends on the software
    being loaded.

    set [node node-id] mop client client-name -
        phase iv host address phasiv-address

    Example:

    set mop client imply phase iv host name imply, -
        phase iv host address 4.906