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JN0-201 问题列表
问题
单选题What is the purpose of the OSPF link-state update packet?（）A
describes a change to the OSPF hello timerB
carries one or more link-state advertisementsC
establishes and maintains neighbor relationshipsD
describes the contents of the entire link-state database
问题
多选题What are two purposes of the AS_PATH attribute?（）Aroute selectionBloop avoidanceCdetermining equal cost paths for reachabliltyDdefining the application of other BGP attributes
问题
多选题What are two ways that a valid IBGP peering session can be configured?（）Avia the accept x.x/y commandBvia TCP reachable physical interface addressesCvia remote loopbacks with the local-address commandDvia UDP with the neighbor x.x.x.x command at the group level
问题
单选题During OSPF adjacency formation, in what state is a router when it is negotiating to be in charge of the database synchronization process?（）A
InitB
2WayC
ExStartD
Exchange
问题
单选题During OSPF adjacency formation, in what state is a router when it is negotiating to be in charge of the database synchronization process?（）A
InitB
2WayC
ExStartD
Exchange
问题
单选题By default, which command can be used to display information about packets that have been logged with the syslog firewall filter action?（）A
show logB
show firewallC
show log messagesD
show firewall log
问题
单选题Which CLI command is used to see the current OSPF link-state database?（）A
show ospf databaseB
show ospf neighborC
show protocols ospfD
show ospf link-state
问题
单选题Two Level 2 routers are exchanging Hello packets with different Area IDs. What occurs between these routers?（）A
An Adjacency forms.B
An Adjacency does not form.C
An Adjacency forms but traffic is not forwarded.D
No IS-IS PDUs are sent.
问题
多选题What are two purposes of the AS_PATH attribute?（）Aroute selectionBloop avoidanceCdetermining equal cost paths for reachabliltyDdefining the application of other BGP attributes
问题
单选题How do you enable interface fe-0/0/0 under the [edit protocols isis] level to form both a Level 1 and Level 2 adjacency?（）A
set interface fe-0/0/0.0B
set interface fe-0/0/0.0 all levelC
set interface fe-0/0/0.0 level 3 enableD
set interface fe-0/0/0.0 level 1 level 2
问题
多选题What are two ways that a valid IBGP peering session can be configured?（）Avia the accept x.x/y commandBvia TCP reachable physical interface addressesCvia remote loopbacks with the local-address commandDvia UDP with the neighbor x.x.x.x command at the group level
问题
单选题What is the purpose of the OSPF link-state update packet?（）A
describes a change to the OSPF hello timerB
carries one or more link-state advertisementsC
establishes and maintains neighbor relationshipsD
describes the contents of the entire link-state database
问题
多选题A firewall filter is applied as an input filter on a transit interface. What three types of traffic will this affect? （）Ainbound traffic transiting the routerBoutbound traffic transiting the routerCtraffic destined to the Routing EngineDtraffic destined to the interface address on which the filter is applied
问题
单选题What command would you use to view an IS-IS adjacency?（）A
show iso neighborB
show isis neighborC
show iso adjacencyD
show isis adjacency
问题
单选题How often are IS-IS Hello packets transmitted?（）A
3 seconds for DIS; 9 seconds for non-DISB
9 seconds for DIS; 3 seconds for non-DISC
10 seconds for DIS; 3 seconds for non-DISD
10 seconds for all routers