JN0-304单项选择题每日一练(2019.01.15)

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1 Within IS-IS, the restart helper performs which task?（）

2 A Candidate RP receives a bootstrap message with a higher priority than its own. What happens?（）

3 How is the cost of a virtual link in OSPF calculated?（）

4 Given the following two AS path regular expressions: "65000+ (65001|65002)" "65000(65001|65002){0,}" Which AS path matches both regular expressions?（）

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5 What is the type and scope of the LSA required to support traffic engineering in an OSPFenvironment?（）

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