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		<TR><TH VALIGN=TOP NOWRAP>SMP -> IOP</TH>
			<TD>
			The SMP will open a connection to the selected IOP on its 'sniffer' port
			to ensure it is available.  It sends a null terminated string identifying
			the interface to be monitored.
			</TD>
		</TR>
		<TR><TH VALIGN=TOP NOWRAP>IOP -> SMP</TH>
			<TD>
			After any required processing is complete, the IOP will return a
			null terminated string containing an error message if one occurred.
			If no error occurred, a empty str