<Instrument>
    <Instrument>
        <Instrument>
        <Port>
            <Command></Command>
            <RecordFormat></RecordFormat>
        </Port>
        <Port>
            <Command></Command>
            <RecordFormat></RecordFormat>
            <Telemtry></Telemetery>
            <RecordFormat></RecordFormat>
        </Port>
        </Instrument>
        <Port>
            <Command></Command>
            <RecordFormat></RecordFormat>
            <Telemetry></Telemetry>
            <RecordFormat></RecordFormat>
        </Port>
    </Instrument>
</Instrument>

Example 2: Expanded IML structure.