A.This switch has more than one interface connected to the root network segment in VLAN 2.
B.This switch is running RSTP while the elected designated switch is running 802.1d Spanning Tree.
C.This switch interface has a higher path cost to the root bridge than another in the topology.
D.This switch has a lower bridge ID for VLAN 2 than the elected designated switch.
第1题：
A. This is the designated router (DR) on the FastEthernet 0/0 link.
B. The output was generated by the show ip interface c ommand.
C. The router was configured with the commands:r outer ospf 1 network 172.16.6.0 0.0.0.255 area 1
D. The IP address of the backup designated router (BDR) is FE80::205:5FFF:FED3:5808.
E. Interface FastEthernet 0/0 was configured with the ipv6 o spf 1 area 1 command.
F. OSPF version 2 has been enabled to support IPv6.
第2题：
Refer to the exhibit. Switch port FastEthernet 0/24 on AlSwitch1 will be used to create an IEEE 802.1Q- complaint trunk to another switch. Based on the output shown, What is the reason the trunk does not form, even thought the proper cabling has been attached?（）
A.VLANs have not been created yet
B.An IP address must be configured for the port
C.The port is currently configured for access mode
D.The correct encapsulation type has not been configured
E.The no shutdown command has not been entered for the port
第3题：
A、Switch#enable
B、Switch#config terminal
C、Switch(config)#interface fastethernet 0/1
D、Switch#line console 0
第4题：
A.Packet is destined for a local interface to the router.
B.Packet was translated, but no response was received from the distant device.
C.Packet was not translated, because no additional ports are available.
D.Packet was translated and fast switched to the destination.
第5题：
Refer to the exhibit. The two exhibit devices are the only Cisco devices on the network. The serial network between the two devices has a mask of 255.255.255.252. Given the output that is shown, what three statements are true of these devices? （）
A.The Manchester serial address is 10.1.1.1
B.The Manchester serial address is 10.1.1.2
C.这个Manchester路由器串口地址为：10.1.12
D.The London router is a Cisco 2610.
E.The Manchester router is a Cisco 2610.
F.The CDP information was received on port Serial0/0 of the Manchester router.
G.The CDP information was sent by port Serial0/0 of the London Router.
第6题：
A.Router R1 is waiting for a reply from the neighbor 10.1.2.1 to the hello message sent out inquiring for a second successor to network 10.6.1.0/24
B.Router R1 can send traffic destined for network 10.6.1.0/24 out of interface FastEthernet0/0
C.Router R1 is waiting for a reply from the neighbor 10.1.2.1 to the hello message sent out before it declares the neighbor unreachable
D.Router R1 is waiting for a reply from the neighbor 10.1.2.1 in response to the query sent out about network 10 .6.1.0/24
第7题：
A.Check the trunk encapsulation mode for SwitchC‘s fa0/1 port.
B.Check the duplex mode for SwitchC‘s fa0/1 port.
C.Check the duplex mode for SwitchA‘s fa0/2 port.
D.Check the trunk encapsulation mode for SwitchA‘s fa0/2 port.
第8题：
在一台Cisco Catalyst 2950交换机上作如下配置：
Switch # config terminal
Switch (config) # interface fastethernet 0/1
Switch (config-if) # switchport mode access
Switch (config-if) # switchport access vlan2
若要将fastethernet 0/1端口还原到默认配置状态，可以使用( )命令。
A、Switch (config) # default fastethernet 0/1
B、Switch (config) # default interface fastethernet 0/1
C、Switch (config) # no fastethernet 0/1
D、Switch (config) # erase interface fastethernet 0/1
第9题：
A.The Fa0/11 role confirms that SwitchA is the root bridge for VLAN 20.
B.VLAN 20 is running the Per VLAN Spanning Tree Protocol.
C.The MAC address of the root bridge is 0017.596d.1580.
D.SwitchA is not the root bridge, because not all of the interface roles are designated.
第10题：
Refer to the exhibit. Which two statements are true about the partial configuration that is shown？（）