单项选择题
How many token buckets are needed to support a multi-actions policer that meters conforming， exceedingand violating traffic？（）
A.1 B.2 C.3 D.4 E.5 F.6
单项选择题 Usingmorethanonelabelonasinglepacketisrequiredinwhatcontext？（）
单项选择题 Whichofthefollowingprocessesarelikelytobefoundinamicrokernel？（）
多项选择题 WhatareBCP38（BestCommonPractices38）/RFC2827IngressPacketFilteringPrinciples？（）
