单项选择题
Exhibit： You work as a network technician. You trainee shows you the IOS command output displayed inthe exhibit. What command did Tess use to produce this output？（）
A.show ip RIP B.show ipv6 ospf C.show ip ospf D.show ip ospf interface E.show ipv6 ospf interface F.show ipv4 ospf G.None of the other alternatives apply
多项选择题 Which of the following are valid modes of accessing the data plane（）
单项选择题 WhichcommandwoulddisplayOSPFparameterssuchasfilters，defaultmetric，maximumpaths，andnumberofareasconfiguredonarouter？（）
多项选择题 Which of the following characteristics describe the BPDU Guard feature（）
