def p_allow_deny_params_pool_ctxt(p):
    """ allow_deny_params_pool_ctxt : MEMBERS_OF STRING_ENCLOSED_DOUBLE_QUOTE
                                    | KNOWN_CLIENTS
                                    | UNKNOWN_CLIENTS
                                    | DYNAMIC_BOOTP_CLIENTS
                                    | AUTHENTICATED_CLIENTS
                                    | UNAUTHENTICATED_CLIENTS
                                    | ALL_CLIENTS
                                    | AFTER date_time
    """
    p[0] = ' '.join(p[1:])
