Technical data

258 Agilent N8211A/N8212A Performance Upconverter Synthetic Instrument Module, 250 kHz to 20 / 40 GHz
8 Basic Function Commands
[:SOURce]:MARKer[0,1,2,3,4,5,6,7,8,9][:STATe]?
Turns a marker on or off. Marker 0 is the default if the marker designator [n] is not specified.
Example
:MARK6 ON
The example turns marker 6 on.
*RST 0