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单选题
What is the default SPF throuttle timer in OSPF？（）
A
0ms
B
10ms
C
500ms
D
1s
E
5s
F
30s
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What are two Junos processes?()
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What is the default import routing for OSPF?()
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Refer to the exhibit. Looking at the topology diagram and the partial router configurations shown, which statement is true? ()
A.The NProuter has two OSPF neighbors in the Full adjacency stateB.The NProuter serial0/0 interface has the OSPF dead timer set to 10 secondsC.The NProuter serial0/0 interface has been configured with an OSPF network type of pointtopointD.The 10.1.1.1 and 10.1.1.2 routers are not using the default OSPF dead and hello timers settingE.The Mismatched error is caus ed by the expiration of the OSPF timers
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The Testking network has been configured with OSPF as the routing protocol.What is the default administrative distance of the OSPF routing protocol?()
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What kind of packets does OSPF send to keep up connectivity with its neighboring routers?()
A. SPF packetsB. hello packetsC. keepalive packetsD. dead interval packetsE. LSU packets
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What is the OSPF default frequency,in seconds,at which a cisco router sends hello packets on a multiaccess network?()
A.10B.40C.30D.20
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What kind of packets does OSPF send to keep up connectivity with its neighboring routers?（）A、SPF packetsB、hello packetsC、keepalive packetsD、dead interval packetsE、LSU packets
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What does the command clear ipv6 ospf process accomplish?（）A、The shortest path first (SPF) algorithm is performed on the LSA database.B、The OSPF adjacencies are cleared and initiated again.C、The OSPF database is repopulated. Then the shortest path first (SPF) algorithm is performed.D、The route table is cleared. Then the OSPF neighbors are reformed.
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The command "clear ipv6 ospf process" was issued on a router. What does this commandaccomplish？（）A、The route table is cleared. Then the OSPF neighbors are reformedB、The OSPF adjacencies are cleared and initiated againC、The OSPF database is repopulated and then the shortest path first （SPF） algorithm isperformed.D、The shortest path first （SPF） algorithm is performed on the LSA databaseE、None of the other alternatives apply
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What are two Junos processes?（）A、OSPF SPF daemon (ospfd)B、SNMP daemon (snmpd)C、BGP daemon (bgpd)D、Routing protocols daemon (rpd)
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What is the default maximum number of equal-cost paths that can be placed into the routing of a cisco OSPF router?（）A、16B、2C、unlimitedD、4
考题
单选题The Testking network has been configured with OSPF as the routing protocol.What is the default administrative distance of the OSPF routing protocol?（）A
90B
100C
110D
120E
130F
170G
200
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多选题Routers R1 and R2 are OSPF neighbors using their Fa0/0 interfaces, respectively, using default settings for all timers. An engineer ad ds the ip ospf hello - interval 6 command to R1's Fa0/0 configuration. Which of the following is true regarding the results from this change?（）AThe show ip ospf neighbor command on R1 lists the revised Hello timerBThe show ip ospf interfac e brief command on R1 lists the revised Hello timerCThe R1 - R2 neighborship fails due to Hello timer mismatcHDThe show ip ospf interface command on R1 lists the revised Hello timer
考题
单选题The command "clear ipv6 ospf process" was issued on a router. What does this commandaccomplish？（）A
The route table is cleared. Then the OSPF neighbors are reformedB
The OSPF adjacencies are cleared and initiated againC
The OSPF database is repopulated and then the shortest path first （SPF） algorithm isperformed.D
The shortest path first （SPF） algorithm is performed on the LSA databaseE
None of the other alternatives apply
考题
单选题What is the default maximum number of equal-cost paths that can be placed into the routing of a cisco OSPF router?（）A
16B
2C
unlimitedD
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考题
单选题What is the OSPF default frequency,in seconds,at which a cisco router sends hello packets on a multiaccess network?（）A
10B
40C
30D
20
考题
单选题What is the default import routing for OSPF?（）A
Accept all OSPF routes and install them into the 3 routing tableB
Accept all OSPF routes and install them into the inet7.0 routing tableC
Accept all OSPF routes and install them into the inet4.0 routing tableD
Accept all OSPF routes and install them into the inet.0 routing table
考题
多选题The core of a network has four routers connected in a square design with Gigabit Ethernet links using /30 subnets. The network is used to carry voice traffic and other applications. Convergence time is taking more than expected. Which three actions would you take to improve OSPF convergence time？（）AIncrease MTU of the interfaces to accommodate larger OSPF packets.BChange the network type to point-to-point on those links.CReduce SPF initial timer.DIncrease hello interval to avoid adjacency flapping.EEnable OSPF
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