單項(xiàng)選擇題If all OSPF routers in a single area are configured with the same priority value,what value dose a router use for the ODPF router ID in the absence of a loopback interface?()

A. the IP address of the first Fast Ethernet interface
B. the IP address of the console management interface
C. the highest IP address among its active interfaces
D. the lowest IP address among its active interfaces
E. the priority value until a loopback interface is configured


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2.單項(xiàng)選擇題

The network administrator cannot to switch 1 over a telnet session,although the hosts attached to switch 1 can ping the interface Fa0/0 of the router.Given the information in the graphic and assuming that the router and switch2 are configured properly,which of the following commands should be issued on switch 1 to correct this problem?()

A. Switch1(config)# i nterface fa0 /1 Switch1(config-if)# ip address 192.168.24.3.255.255.255.0
B. Switch1 (config)#interface fa0/1 Switch1 (config-if)# switchport mode trunk
C. Switch 1 (config)# i nterface fa0 /1 Switch1 (config-if)# duplex full Switch1 (config-if)# speed 100
D. Switch1 (config-if)# default-gateway 192.168.24.1
E. Switch1 (config)# line con 0 Switch1(config-line)# password cisco Switch1 (config-line)#login

3.單項(xiàng)選擇題You have been asked to come up with a subnet mask that will allow all three web servers to be on the same network while providing the max number of subnets.Which network address and subnet mask meet this requirement?()

A. 192.168.252.8 255.255.255.248
B. 192.168.252.8 255.255.255.252
C. 192.168.252.16 255.255.255.240
D. 192.168.252.0 255.255.255.252
E. 192.168.252.16 255.255.255.252

4.單項(xiàng)選擇題Which command displays the CHAP authentication process as it occurs between two routers?()

A. debug authentication
B. debug chap ppp
C. debug chap authentication
D. debug ppp authentication

5.單項(xiàng)選擇題At which layer of the OSI model dose PPP perform?()

A. Layer 3
B. Layer 4
C. Layer 2
D. Layer 5

6.單項(xiàng)選擇題Which command is used to display the collection of OSPF link states?()

A. show ip ospf lsa database
B. show ip ospf link-state
C. show ip ospf neighbors
D. show ip ospf database

7.單項(xiàng)選擇題When you are troubleshooting an ACL issue on a router,which command can help you to verify which interfaces are affected by the ACL?()

A. show ip access-list
B. show access-list
C. list ip interface
D. show interface
E. show ip interface

8.單項(xiàng)選擇題Three switches are connected to one anther via trunk ports.Assuming the default switch configuration,which switch is elected as the root bridge for the spanning-tree instance of vlan 1?()

A. the switch with the lowest MAC address
B. the switch with the higest MAC address
C. the switch witch the higest IP address
D. the switch with the lowest IP address

9.單項(xiàng)選擇題What is the purpose of the cisco Vlan Trunking protocol?()

A. to provide a mechanism to dynamically assign vlan membership to switch ports
B. to allow traffic to be carried from multiple vlans over a single link between switches
C. to allow native vlan information to be carried over a trunk link
D. to provide a mechanism to manually assign vlan membership to switch ports
E. to allow for managing the additions,deletions,and changes of vlans between switchs

10.單項(xiàng)選擇題Which cisco ios command can help to determine the timing of various debug events,relative to each other,when you are debugging a complicated router issue?()

A. service timestamps debug datetime msec
B. show clock detail
C. clock calendar-valid
D. service timestamps log datetime msec

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If all OSPF routers in a single area are configured with the same priority value,what value dose a router use for the ODPF router ID in the absence of a loopback interface?()

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The network administrator cannot to switch 1 over a telnet session,although the hosts attached to switch 1 can ping the interface Fa0/0 of the router.Given the information in the graphic and assuming that the router and switch2 are configured properly,which of the following commands should be issued on switch 1 to correct this problem?()

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Which encapsulation type is a Frame Relay encapsulation type that is supported by Cisco routers?()

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Which command displays the CHAP authentication process as it occurs between two routers?()

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What is the subnetwork address for a host with the IP address 201.100.5.68/28?()

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