单项选择题
Given the two AS path regular expressions： "65000+ （65001|65002）" "65000+ （65001|65002）{0，}" Which AS path matches both expressions？（）
A.65000 65001 65002 B.65000 65002 C.65001 65000 D.65001 65002
WhichtwostatementsarecorrectregardingIS-IS？（）A.Routers ...
多项选择题Which two statements are correct regarding IS-IS？（）
A.Routers maintain a single link-state database per area. B.Routers maintain a separate Level 1 link-state database. C.Routers maintain a separate Level 2 link-state database. D.Routers maintain a single Level 1 link-state database per area.
InJUNOSsoftware，howisroutesummarizationattheL1/L2border...
单项选择题In JUNOS software， how is route summarization at the L1/L2 border configured？（）
A.By specifying the area-range statement. B.By creating aggregate routes and applying policies. C.By specifying the route-summarization statement. D.By specifying the area-range restrict statement.
Intheoutputofshowisisadjacency，whatarethreevaliditemsth...
多项选择题In the output of show isis adjacency， what are three valid items that can be displayed under the attributes header？（）
A.IS type B.attached C.overload D.area addresses
