更多"Which description regarding OSPF Ne"的相关试题:
[单项选择]On which types of network will OSPF elect a backup designated router()。
A. point-to-point and multiaccess
B. point-to-multipoint and multiaccess
C. point-to-point and point-to-multipoint
D. nonbroadcast and broadcast multipoint
E. nonbroadcast and broadcast multiaccess
[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]In a Routed 1483 network which method of routing is typically employed on the DSL router?()
A. static
B. OSPF
C. RIPv1
D. RIPv2
[单项选择]Which router translates the Type 7 LSAs into Type 5 LSAs, according to RFC 1587 (OSPF NSSAOption) in an OSPF NSSA with more than one ABR?()
A. The router receiving the route translates the Type 7 LSA into a Type 5 LSA.
B. The ABR with the lowest router ID translates all Type 7 LSAs into Type 5 LSAs.
C. The ABR with the highest router ID translates all Type 7 LSAs into Type 5 LSAs.
D. All ABRs translate the Type 7 LSAs into Type 5 LSAs depending on which one has the lowest cost to the route.
[简答题]Which OSPF network type is ideal for partially meshed NBMA networks because it is easy to configure(requires no configuration of neighbor commands), consumes only one IP subnet, and requires no designated router election?
[单项选择]The Testking network has been configured with OSPF as the routing protocol.What is the default administrative distance of the OSPF routing protocol?()
A. 90
B. 100
C. 110
D. 120
E. 130
F. 170
G. 200
[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 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
[单项选择]路由器RTA上同时运行OSPF和BGP路由协议,在BGP中用network方式导入一条OSPF路由,则该路由在BGP路由表中的ORIGIN属性值为()。
A. EG
B. IGP
C. Incomplete
D. OSPFP
[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]A new network has been configured using OSPF as the routing protocol. With which network type will OSPF establish router adjacencies but not perform the DR/BDR election process?()
A. point-to-point
B. Backbone area 0
C. Broadcast multicast
D. Non-broadcast multi-access
E. The DR/BDR process is done for all interface types
[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 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
[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.
[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 of the following is an OSPF configuration parameter that is used on an ABR, but not on an internal router?()
A. A virtual link to area 0.
B. OSPF summarization command.
C. default - cost extension to the area command.
D. no - summary extension to the area stub comm and.
E. None of the other alternatives apply
[多项选择]Which of the following are characteristics of OSPF areas?()
A. Hierarchical OSPF networks need to be in one area
B. Multiple OSPF areas must connect to area 0
C. Single area OSPF networks must be configured in area 1
D. Areas can be assigned any number from 0 to 63535
E. Area 0 is called the backbone area
F. Each OSPF area need to be configured with a loopback interface
[多项选择]The OSPF hello protocol performs which of the following tasks?()
A. It provides dynamic neighbor discovery
B. It detects unreachable neighbors in 90 second intervals
C. It maintains neighbor relationships
D. It negotiates correctness parameters between neighboring interfaces
E. It uses timers to elect the router witch the fastest links as the designated router
F. It broadcasts hello packets throughout the internetwork to discover all routers that are running OSPF