单项选择题
Which of the following is not considered a common approach to narrow the field of potentialproblem causes？ （Choose the best answer.）（）
A.Following the traffic path B.Top-down C.Comparing configurations D.Bottom-up E.Divide and conquer F.Examine SLAs
单项选择题 WhichofthefollowingtopologysituationswouldbeaqoodcandidateforconfiguringDMVPN？（）
多项选择题 WhichofthefollowingisnotanessentialprerequisiteforAutoQoStobecorrectlyappliedtoaninterface？（Chooseallthatapply.）（）
多项选择题 Whichofthefollowingarevalidmodesofaccessingthedataplane？（Chooseallthatapply.）（）
