单项选择题
A.Uniform model
B.Pipe Model
C.Short Pipe
D.None of the above will alter Differentiated Services（Diff-Serv）code points set in different DifferentiatedServices（Diff-Serv）domain
多项选择题 Identifythedifferencesofoption10A，asopposedtooption10C，forinterASvpnofferings.Foroption10A（）.
单项选择题 WhichoptiondescribestheincorrectusageoftheLabelDistributionmethod？（）
单项选择题 SelectthestatementthatbestdescribesThecureforAmplificationPrincipleintheInternetdomain，asexplainedinRFC3429（InternetArchitecturalGuidelines）（）？