snSwPortInfoPortQos
1.3.6.1.4.1.11.2.3.7.11.12.1.3.3.1.1.10
The Stand alone stackable switch Port Qos Priority values are:
low(0) -- low prority
high(1) -- high prority.
The BigIron Port Qos Priority values are:
level0(0), level1(1), level2(2), level3(3),
level4(4), level5(5), level6(6), level7(7)