更多"During OSPF adjacency formation, in"的相关试题:
[单项选择]During OSPF adjacency formation， what state is a router in when it is sending LSA header information to its neighbor？ （）
A. Init
B. 2Way
C. ExStart
D. Exchange
[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
[多项选择]During a redistribution of routes from OSPF into EIGRP, an ad ministrator notices that none of the OSPF routes are showing in EIGRP. What are two possible causes?（）
A. incorrect distribute lists have been configured
B. missing ip classless command
C. CEF not enabled
D. no default metric configured for EIGRP
[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.
[多项选择]What are three characteristics of the OSPF routing protocol? （）
A. It converges quickly.
B. OSPF is a classful routing protocol.
C. It uses cost to determine the best route.
D. It uses the DUAL algorithm to determine the best route.
E. OSPF routers send the complete routing table to all directly attached routers.
F. OSPF routers discover neighbors before exchanging routing information.
[单项选择]What OSPF command, when configured, will include all interfaces into area 0?（）
A. network 0.0.0.0 255.255.255.255 area 0
B. network 0.0.0.0 0.0.0.0 area 0
C. network 255.255.255.255 0.0.0.0 area 0
D. network all-interfaces area 0
[单项选择]What type of OSPF router is responsible for redistributing routes into OSPF?（）
A. ABR
B. ASBR
C. internal router
D. backbone router
[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]What are two characteristics of the OSPF process identifier?（）
A. It is needed to identify a unique instance of an OSPF database.
B. It is an optional parameter only necessary if multiple OSPF processes are used.
C. It is locally significant.
D. It is globally insignificant
E. All routers in the same OSPF area must have the same process ID to exchange routing information.
[单项选择]What is the default protocol preference for OSPF internal routes?（）
A. 10
B. 15
C. 150
D. 160
[单项选择]What is the default protocol preference for OSPF external routes?（）
A. 10
B. 15
C. 150
D. 160
[单项选择]What is the default import routing policy for OSPF?（）
A. Accept all OSPF routes and install them into the inet.3 routing table.
B. Accept all OSPF routes and install them into the inet7.0 routing table.
C. Accept all OSPF routes and install them into the inet4.0 routing table.
D. Accept all OSPF routes and install them into the inet.0 routing table.
[单项选择]If the bandwidth of an OSPF interface is 64, what would be the calculated cost of the link?（）
A. 1
B. 10
C. 1562
D. 64000
E. 128000
F. None of the above
[多项选择]On what kinds of networks does OSPF elect a backup designated router?（）
A. Point-to-point
B. Point to multipoint
C. Broadcast
D. Non-broadcast multi-access
[多项选择]What are some of the characteristics of the OSPF routing protocol?（）
A. It confines network instability to a single area of network.
B. It increases the routing overhead of the network
C. It supports VLSM
D. It routes between Autonomous Systems.
E. It allows extensive control of routing updates
F. None of the above
