MIB's version, the current version is 3.
1: original version
2: a. new tables
rlPhdModuleHotSwapTable
rlPhdStackOrderTable
b. new scalars
rlPhdStackReorder
rlPhdNumberOfUnits
rlPhdMaxNumberOfUnits
3: a. new field rlPhdModuleRole of rlPhdModuleTable
b. new scalars
rlPhdForceMasterUnit
4: a. new fields rlPhdModuleConnect1 and rlPhdModuleConnect2
of rlPhdModuleTable.
5: a. Prefix rlPhD were replaced by prefix rlPhd
b. fields rlPhdModuleConnect1 and rlPhdModuleConnect2 are
moved from rlPhdModuleTable to rlPhdStackTable.
c. new fiels rlPhdStackSofrwareVer, rlPhdStackProductID and
rlPhdStackMacAddr of rlPhdStackTable.
d. new scalars
rlPhdStackReloadUnit
e. new scalars
rlPhdStackOrderTopUnit
rlPhdStackOrderBottomUnit
rlPhdStackOrderPermutation