网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
When the Cisco IOS OSPF command ip ospf dead-interval minimal hello-multiplier 5 is configured， which two statements are true？ （）
- A、OSPF hello interval is 5 seconds
- B、OSPF hello interval is 1 second
- C、OSPF dead interval is 1 second
- D、OSPF dead interval is 5 seconds
- E、OSPF dead interval is 20 seconds
- F、OSPF hello interval is 0.2 second
参考答案
更多 “When the Cisco IOS OSPF command ip ospf dead-interval minimal hello-multiplier 5 is configured， which two statements are true？ （）A、OSPF hello interval is 5 secondsB、OSPF hello interval is 1 secondC、OSPF dead interval is 1 secondD、OSPF dead interval is 5 secondsE、OSPF dead interval is 20 secondsF、OSPF hello interval is 0.2 second” 相关考题
考题
Which of the following settings do not prevent two potential OSPF neighbors from becoming neighbors?()
A. The interface used to connect to that neighbor being passive in the OSPF processB. Duplicate OSPF router IDsC. Mismatched dead timersD. IP addr esses of 10.1.1.1/24 and 10.2.2.2/24E. Mismatched OSPF process IDs
考题
Routers R1 and R2, OSPF neighbors in area 0 over their Fa0/0 interfaces (respectively), currently both successfully use OSPF MD5 authentication. The OSPF configuration includes the area 0 authentication command under the router ospf 1 command.Which of the following commands must have been configur ed on R1‘s Fa0/0 interface?（）A. ip ospf authentication nullB. ip ospf authentication message - digestC. ip ospf authentication -key whatever- it - isD. ip ospf message - digest - key 1 md5 whatever - it - isE. ip ospf md5 1 key whatever - it - is
考题
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?（）A. The show ip ospf neighbor command on R1 lists the revised Hello timerB. The show ip ospf interfac e brief command on R1 lists the revised Hello timerC. The R1 - R2 neighborship fails due to Hello timer mismatcHD. The show ip ospf interface command on R1 lists the revised Hello timer
考题
Refer to the exhibit. Which two Cisco IOS commands on R2 would verify its OSPF neighbor relationships?()
A.show ip ospfB.show ip ospf interfaceC.show ip ospf neighborD.show ip ospf databaseE.show ip ospf statisticsF.show running - config begin router ospf
考题
Which two statements about route redistribution when implementing OSPF are true?()
A. Routes learned using any IP routing protocol can only be redistributed into non IP routing protocols.B. OSPF can import routes learned using EIGRP, RIP, and IS - IS.C. OSPF routes cannot be exported into EIGRP, RIP, an d IS - IS.D. At the interdomain level, OSPF cannot import routes learned using BGP.E. OSPF routes can be exported into BGP.
考题
You have just completed an OSPF implementation. While executing your verification plan, you determine that R1 is not able to establish full OSPF adjacency with R2. The show ip ospf neighbor comman d output on R1 shows that R2 is stuck in the INIT state. What could be the cause of this problem?（）A. DR and BDR election errors between R1 and R2.B. The R2 router has not received the OSPF hello packets from the R1 router.C. Mismatched interface ma ximum transmission unit (MTU) configuration between the R1 and R2.D. Mismatched OSPF hello interval configuration between the R1 and R2E. Corrupted LSAs exchanges between the R1 and R2.
考题
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
考题
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
考题
Refer to the exhibit. Which statement is true about the configuration? ()
A. RTA will not establish an OSPF adjacency w ith RTBB. RTA will send OSPF hello packets, but will not send OSPF updatesC. RTA will not accept OSPF hello packets from RTBD. RTA will send OSPF updates, but will not establish an adjacency with RTB
考题
What are two Cisco IOS commands that can be used to view neighbor adjacencies?()
A. show ip ospf interfacesB. show ip ospf protocolsC. show ip ospf neighborsD. show ip ospf database
考题
A network administrator is troubleshooting the OSPF configuration of routers R1 and R2. The routers cannot establish an adjacency relationship on their common Ethernet link. The graphic shows the output of the show ip ospf interface e0 command for routers R1 and R2. Based on the information in the graphic, what is the cause of this problem?（）A. The OSPF area is not configured properly.B. The priority on R1 should be set higher.C. The cost on R1 should be set higher.D. The hello and dead timers are not configured properly.E. A backup designated router needs to be added to the network.F. The OSPF process ID numbers must match.
考题
Which information will the Cisco IOS command show ip ospf rib display？（）A、only the local OSPF routesB、only the OSPF routes installed in the routing tableC、only the remotely learned OSPF routesD、all the OSPF routes from the OSPF database that are eligible to be put in the routing table
考题
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
考题
Routers R1 and R2, OSPF neighbors in area 0 over their Fa0/0 interfaces (respectively), currently both successfully use OSPF MD5 authentication. The OSPF configuration includes the area 0 authentication command under the router ospf 1 command. Which of the following commands must have been configur ed on R1's Fa0/0 interface?（）A、ip ospf authentication nullB、ip ospf authentication message - digestC、ip ospf authentication -key whatever- it - isD、ip ospf message - digest - key 1 md5 whatever - it - isE、ip ospf md5 1 key whatever - it - is
考题
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？（）A、Increase MTU of the interfaces to accommodate larger OSPF packets.B、Change the network type to point-to-point on those links.C、Reduce SPF initial timer.D、Increase hello interval to avoid adjacency flapping.E、Enable OSPF
考题
Which of the following settings do not prevent two potential OSPF neighbors from becoming neighbors?（）A、The interface used to connect to that neighbor being passive in the OSPF processB、Duplicate OSPF router IDsC、Mismatched dead timersD、IP addr esses of 10.1.1.1/24 and 10.2.2.2/24E、Mismatched OSPF process IDs
考题
Open Shortes t Path First (OSPF) is a routing protocol developed for Internet Protocol (IP) networks by the Interior Gateway Protocol (IGP) working group of the Internet Engineering Task Force (IETF). Which two statements best describe the OSPF link - state routing pro tocol?（）A、OSPF sends updates every 10 secondsB、OSPF sends triggered updates when a network change occursC、When a link state is changed, the router that detected the change creates a link - state advertisement (LSA) and propagates it to all OSPF devices using the 224.0.0.6 multicast addressD、OSPF sends summaries of individual link- state entries every 30 minutes to ensure LSDB synchronization
考题
Which statement about OSPF authentication is true？（）A、To enable OSPF authentication in a network， OSPF area 0 authentications must be enabled firstB、The payload of OSPF version 3 packets contains no authentication informationC、OSPF version 3 supports Advanced Encryption StandardD、OSPF version 3 uses router ID as a key to encrypt OSPF hello packetsE、OSPF MD5 authentication uses TCP， and Plan Test authentication uses UDP
考题
同一链路上的任意两个运行OSPF的路由器想成为邻居，Hello报文中的哪些项必须匹配。（）A、区域标识符AreaIDB、接口报文的认证类型与认证密码C、Hello-interval和Dead-interval一致D、路由器IDE、网络类型
考题
what is the cause of this problem?（）A、The OSPF area is not configured properly.B、The priority on R1 should be set higher.C、The cost on R1 should be set higher.D、The hello and dead timers are not configured properly.E、A backup designated router needs to be added to the network.F、The OSPF process ID numbers must match.
考题
What are two Cisco IOS commands that can be used to view neighbor adjacencies?（）A、show ip ospf interfacesB、show ip ospf protocolsC、show ip ospf neighborsD、show ip ospf database
考题
Which show command will display only the Type 5 LSAs in the OSPF topology database？（）A、show ip ospf database externalB、show ip ospf database nssa - externalC、show ip route ospfD、show ip ospf datab ase summaryE、show ip route
考题
单选题Which show command will display only the Type 5 LSAs in the OSPF topology database？（）A
show ip ospf database externalB
show ip ospf database nssa - externalC
show ip route ospfD
show ip ospf datab ase summaryE
show ip route
考题
多选题Refer to the graphic. R1 is unable to establish an OSPF neighbor relationship with R3. What are possible reasons for this problem?（）AAll of the routers need to be configured for backbone Area 1.BR1 and R2 are the DR and BDR, so OSPF will not establish neighbor adjacency with R3.CA static route has been configured from R1 to R3 and prevents the neighbor adjacency from being established.DThe hello and dead interval timers are not set to the same values on R1 and R3.EEIGRP is also configured on these routers with a lower administrative distance.FR1 and R3 are configured in different areas.
考题
多选题Routers R1 and R2, OSPF neighbors in area 0 over their Fa0/0 interfaces (respectively), currently both successfully use OSPF MD5 authentication. The OSPF configuration includes the area 0 authentication command under the router ospf 1 command. Which of the following commands must have been configur ed on R1's Fa0/0 interface?（）Aip ospf authentication nullBip ospf authentication message - digestCip ospf authentication -key whatever- it - isDip ospf message - digest - key 1 md5 whatever - it - isEip ospf md5 1 key whatever - it - is
考题
多选题When the Cisco IOS OSPF command ip ospf dead-interval minimal hello-multiplier 5 is configured， which two statements are true？ （）AOSPF hello interval is 5 secondsBOSPF hello interval is 1 secondCOSPF dead interval is 1 secondDOSPF dead interval is 5 secondsEOSPF dead interval is 20 secondsFOSPF hello interval is 0.2 second
考题
单选题Which statement about OSPF authentication is true？（）A
To enable OSPF authentication in a network， OSPF area 0 authentications must be enabled firstB
The payload of OSPF version 3 packets contains no authentication informationC
OSPF version 3 supports Advanced Encryption StandardD
OSPF version 3 uses router ID as a key to encrypt OSPF hello packetsE
OSPF MD5 authentication uses TCP， and Plan Test authentication uses UDP
热门标签
最新试卷