The value of tmnxSubProfHsmdaEgrPackByteOff specifies the value,
in bytes, of the adjustment for accounting to make to the size
of each HSMDA packet on egress. The specified value overrides
the the value of tSapEgressHsmdaPacketOffset specified in the
tSapEgressEntry indexed by tmnxSubProfEgrQosPolId.
A value of -128 indicates no override.
This object is obsoleted in 10.0 Release.