def METHOD_NAME(dut,intf,zone,config):
    if config == data.config_add:
        st.log("zone value configuration")
        for i in range(len(intf)):
            nat_obj.config_nat_interface(dut, interface_name=intf[i], zone_value=zone[i], config=data.config_add)
    else:
        st.log("zone value un configuration")
        for i in range(len(intf)):
            nat_obj.config_nat_interface(dut, interface_name=intf[i], zone_value=zone[i], config=data.config_del)
    return True