The value of tSapEgressQueueRateType specifies the type of Egress
Queue rate.
When the value of the object is set to 'kbps', the ingresss queue rates
are specified in kbps. The objects tSapEgressQueueAdminCIRPercent and
tSapEgressQueueAdminPIRPercent will be set to their default values.
When the value of the object is set to either 'percentOfPortLimit' or
'percentOfLocalLimit', the egress queue rates are specified in
percentage. The objects tSapEgressQueueAdminCIR and
tSapEgressQueueAdminPIR will be set to their default values.