Emulex OneCommand Manager Command Line Interface User Manual (P006980-01A Version 5.2, August 2011)

OneCommand Manager Command Line Interface User Manual Page 14
If you specify the parameter 'm=cim,' the CLI uses the CIM interface to talk to the CIM server
running on ESX to get the management information.
If you do not specify the parameter 'm=cim, the CLI uses the RM interface to talk to the RM
server to get the management information.