delete [node node-id] dns clerk -
       known namespace namespace-ident

    Removes a namespace from a specified clerk's list of known
    namespaces.  The namespace-identifier is required. You
    can use one of the following:

    name    The name of the namespace. The name argument may
            be different from the nickname if the nickname is
            ambiguous.

    nscts   The value of the namespace creation timestamp
            (NSCTS) assigned to the specified namespace when
            it was created. The format is 14 pairs of hex
            digits (xx-xx).

    You must have the NET$MANAGE rights identifier (OpenVMS
    systems) or superuser privileges (Tru64 Unix systems).

                               NOTE

    You are not permitted to delete the known namespace that
    is currently the default namespace (that is, the one shown
    by show dns clerk default namespace).

    The following command removes the namespace with the name
    jns from the clerk's list of known namespaces.

    delete dns clerk known namespace jns