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Cisco CCNA 640-802试题(86-90)

  • 2008-01-07 16:58:22  作者:  来源:互联网  浏览次数:87  文字大小:【】【】【
简介:86. 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 show ...

关键字: Cisco CCNA 640-802试题

86. 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.

Answer: D 

87. This graphic shows the results of an attempt to open a Telnet connection to router ACCESS1 from router Remote27. Which of the following command sequences will correct this problem? A. ACCESS1(config)# line console 0
ACCESS1(config-line)# password cisco
B. Remote27(config)# line console 0
Remote27(config-line)# login
Remote27(config-line)# password cisco
C. ACCESS1(config)# line vty 0 4
ACCESS1(config-line)# login
ACCESS1(config-line)# password cisco
D. Remote27(config)# line vty 0 4
Remote27(config-line)# login
Remote27(config-line)# password cisco
E. ACCESS1(config)# enable password cisco
F. Remote27(config)# enable password cisco


Answer: C

88. Which statement accurately describes a benefit provided by VTP?

A. VTP allows routing between VLANs.
B. VTP allows a single port to carry information to more than one VLAN.
C. VTP allows physically redundant links while preventing switching loops.
D. VTP allows switches to share VLAN configuration information.

Answer: D

88. Refer to the exhibit. Subnet 10.1.3.0/24 is unknown to router RTB. Which router command will prevent router RTB from dropping a packet destined for the 10.1.3.0/24 network if a default route is configured?


A. ip classless
B. ip default-network
C. network 10.1.1.0
D. network 10.1.1.0 0.0.0.255 area 0

Answer: A

90. Refer to the exhibit. Two buildings on the San Jose campus of a small company must be connected to use Ethernet with a bandwidth of at least 100 Mbps. The company is concerned about possible problems from voltage potential differences between the two buildings. Which media type should be used for the connection?A. UTP cable
B. STP cable
C. coaxial cable
D. fiber optic cable

 

Answer: D


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