The value of tSapEgressFCOutProfPrec specifies the precedence value to
set for out-profile frames in this forwarding class.
The values of tSapEgressFCInProfPrec and tSapEgressFCOutProfPrec must be
be set to either the default or non-default values for both.
An inconsistentValue error is returned if one object is set to the
default and other is set to a non-default value.
The values of tSapEgressFCInProfDscp and tSapEgressFCOutProfDscp are
reset to default values when tSapEgressFCOutProfPrec is set to any value
other than default.
An inconsistentValue error is returned if this object is set to any value
other than its default value when setting tSapEgressFCInProfDscp object
or tSapEgressFCOutProfDscp to a value other than their default values.