The value of tMcMlpppEgrClassMir specifies the Minimum Information
Rate given as a percentage. A value of zero represents this object
is not applicable for this class.
The default Mir is determined by the tMcMlpppEgrClassIndex value.
Currently only four multi-class classes are supported per profile.
tMcMlpppEgrClassIndex Default Mir Value
0 100
1 85
2 0
3 0