A router simultaneously receives all the following routes in various routing updates. Which of thefollowing routes would end up in the routing table？（Choose all that apply.）（）

多项选择题WhichofthefollowingdatastructuresexistonarouterfortheOSPFroutingprotocol？（）

A.OSPF topology table
B.OSPF interface table
C.OSPF routing information base
D.OSPF link-state database
E.OSPF adjacency table
F.OSPF neighbor table

多项选择题Whichofthefollowingproceduresareinvolvedintherecommendedthree-steptroubleshootingflow？（Choosethebestthreeanswers.）（）

A.Problem report
B.Problem collaboration
C.Problem diagnosis
D.Problem resolution
E.Problem documentation
F.Probiem authentication

单项选择题WhichofthefollowingvirtualMACaddressesiscorrectfortheHSRPgroup22？（）

A.0000.0c70.ac22
B.0000.0c07.22ac
C.0000.0c07.acl6
D.0000.0c07.ac22
E.0000.0c70.cala
F.0000.0d22.ac07

多项选择题Whichofthefollowingareconsideredsubcomponentsoftheproblemdiagnosisstepofthetroubleshootingflow？（Chooseallthatapply.）（）

A.Eliminate potential causes
B.Collect information
C.Document causes
D.Hypothesize underlying causes
E.Verif/ hypothesis
F.Examine collected information

单项选择题WhichofthefollowingisnotacharacteristicofCiscoExpressForwarding？（）

A.The adjacency table is populated from a router’s ARP cache
B.CEF does not require the first packet of a data flow to be process switched
C.CEF maintains the Forward Information Base and the adjacency table
D.CEF can be enabled with the interface command ip cef
E.The FIB is populated from a router’s IP routing table
F.On most router platforms CEF is enabled by default