The value of tmnxSubOvrWrrWeight specifies the weight of this queue
for the HSMDA scheduler.
The weight determines how much bandwidth this queue gets out of the
total rate for the scheduling class.
The value of tmnxSubOvrWrrWeight is only relevant if the value of
tmnxSubOvrType is equal to 'queue', and if the queue specified in
tmnxSubOvrTypeId is referenced in the value of
TIMETRA-QOS-MIB::tHsmdaWrrPolicyIncludeQueues of the Weighted Round Robin
policy associated wit this PPP session.