更多"When verifying OSPF virtual link pr"的相关试题:
[多项选择]When verifying the OSPF link state database, which type of LSAs should you expect to see within the different OS PF area types?（）
A. All OSPF routers in stubby areas can have type 3 LSAs in their database.
B. All OSPF routers in stubby areas can have type 7 LSAs in their database.
C. All OSPF routers in totally stubby areas can have type 3 LSAs in their database.
D. All OSPF routers in totally stubby areas can have type 7 LSAs in their database.
E. All OSPF routers in NSSA areas can have type 3 LSAs in their database.
F. All OSPF routers in NSSA areas can have type 7 LSAs in their database.
[单项选择]How is the cost of a virtual link in OSPF calculated?（）
A. Takes the metric of the outgoing interface.
B. Uses the metric that is assigned during configuration.
C. Uses the path metric to reach the virtual link neighbor.
D. Uses a default of zero unless otherwise specified.
[单项选择]What is the purpose of the OSPF link-state update packet?（）
A. describes a change to the OSPF hello timer
B. carries one or more link-state advertisements
C. establishes and maintains neighbor relationships
D. describes the contents of the entire link-state database
[单项选择]When using OSPF as your IGP, which operational command must be enabled to populate the TED forCSPF calculations?（）
A. cspf enable
B. disable no-cspf
C. traffic-engineering
D. enable traffic-engineering-database
[多项选择]An OSPF link can be in multiple states at any givenmoment(ie.Exstart,exchange,full). Which two IOS commands let you view the state of the link（）
A. show ip ospf
B. show ip protocols
C. show ip ospfneighbor
D. show ip ospfinterface
[单项选择]When an OSPF design is planned, which implementation can help a router not have memory resource issues?（）
A. Have a backbone area (area 0) with 40 routers and use default routes to reach external destinations
B. Have a backbo ne area (area 0) with 4 routers and 30,000 external routes injected into OSPF
C. Have less OSPF areas to reduce the need for interarea route summarizations
D. Have multiple OSPF processes on each OSPF router. Example, router ospf 1, router ospf 2
[多项选择]Which of the following OSPF commands, when used together, will put the network 192.168.10.0/24 into OSPF area 0?（）
A. Router(config-router)# network 192.168.10.0 0.0.0.255 0
B. Router(config-router)# network 192.168.10.0 0.0.0.255 area 0
C. Router(config-router)# network 192.168.10.0 255.255.255.0 area 0
D. Router(config)# router ospf 0
E. Router(config)# router ospf 1
[单项选择]Which description regarding OSPF Network LSAs is correct?（）
A. They are originated by Area Border Router and are sent into a single area to advertise an Autonomous System Border Router.
B. They are originat ed by Area Border Routers and are sent into a single area to advertise destinations outside that area.
C. They are originated by the DR on every multi - access network. They include all attached routers including the DR itself.
D. They are originated by every router in the OPSF network. They include all routers on the link, interfaces, the cost of the link, and any known neighbor on the link.
[单项选择]Which OSPF area type allows for the flooding of a Type 7 LSA?（）
A. stub
B. transit
C. border
D. not-so-stubby
[单项选择]What is true when designing OSPF import routing policy in JUNOS software?（）
A. Import policies are not possible.
B. Import policies only match on external routes.
C. Import policies only match on internal routes.
D. Import policies can cause inconsistent link state databases.
[多项选择]Which two data link layers are supported by cisco ios software for IPv6?（）
A. PPP
B. FDDI
C. Frame Relay PVC
D. NBMA
E. Frame Relay SVC
[单项选择]Which of the following OSPF messages contains entire complete LSAs used during the database exchange process?（）
A. LSR
B. LSAck
C. LSU
D. DD
E. Hello
[单项选择]Which command would display OSPF parameters such as filters，default metric，maximum paths，and number of areas configured on a outer（）
A. show ip protocol
B. show ip route
C. show ip ospfinterface
D. show ip ospf
E. show ip nterface
F. None of the other alternatives apply
[多项选择]Which three authentication options does OSPF support?（）
A. DES
B. MD5
C. Kerberos
D. unauthenticated
E. simple password
[单项选择]Which command enables OSPF for IPv6?（）
A. router ospf ipv6 process - id
B. ipv6 ospf process - id
C. router ospf process - id
D. ipv6 router ospf process - id
[单项选择]In JUNOS software, which would prevent an OSPF router from importing the 10.0.0.4/30 summaryroute?（）
A. Import policies are not allowed for internal routes, so this is not possible.
B. Export policies are not allowed, so this is not possible.
C. Apply a firewall filter matching 10.0.0/4/30 and reject the route.
D. Apply an import policy matching 10.0.0.4/30 and reject the route.
[多项选择]Which three statements about OSPF areas are true?（）
A. Areas introduce a boundary on the link - state updates.
B. Areas are logical definitions specific to any given router.
C. All routers within an area have the exact link - state database.
D. The calculation of the Dijkstra algorithm on a router is limited to changes within an area.
E. The area designated router will always have a priority of 0.
[多项选择]Which three restrictions apply to OSPF stub areas?（）
A. The area cannot be a backbone area.
B. Inter area routes are suppressed.
C. The area has no more than 10 routers.
D. No virtual links are allowed.
E. No autonomous system border routers are allowed.
F. Redistribution is not allowed unless the packet is changed to a type 7 packet.
