To trigger upgrade operation of the EP devices to replace
the current driver (version eocBrEPWorkingEoCDrvVer) with
the new uploaded driver (version eocBrEPUploadEoCDrvVer).
The SNMP manager can upgrade the EoC EP device by set the
value to activate(1); and submit to the bridge to start the
upgrade procedure. The status (eocBrEPDrvUpgradeStatus)
will go from inProgress(1) status back to the initial
normalOrComplete(0) status.