Before installing a new, upgraded version of the IOS, what should be checked on the router, and which command should be used to gather this information? （）

多项选择题Refer to the graphic. A static route to the 10.5.6.0 24 network is to be configured on the HFD router. Which commands will accomplish this? （）

A.HFD（config）#iproute10.5.6.00.0.0.255fa0/0
B.HFD（config）#iproute10.5.6.00.0.0.25510.5.4.6
C.HFD（config）#iproute10.5.6.0255.255.255.0fa0/0
D.HFD（config）#iproute10.5.6.0255.255.255.010.5.4.6
E.HFD（config）#iproute10.5.4.60.0.0.25510.5.6.0
F.HFD（config）#iproute10.5.4.6255.255.255.010.5.6.0

多项选择题Refer to the exhibit. A network associate has configured OSPF with the command: City(config-router)# network 192.168.12.64 0.0.0.63 area 0 After completing the configuration, the associate discovers that not all the interfaces are participating in OSPF. Which three of the interfaces shown in the exhibit will participate in OSPF according to this configuration statement? （）

A.FastEthernet0 /0
B.FastEthernet0 /1
C.Serial0/0
D.Serial0/1.102
E.Serial0/1.103
F.Serial0/1.104

单项选择题Which parameter can be tuned to affect the selection of a static route as a backup.when a dynamic protocol is also being used?（）

A.link bandwidth
B.hop count
C.link cost
D.administrative distance
E.link delay

单项选择题If IP routing is enabled, which two commands set the gateway of last resort to the default gateway? （）

A.ip default-gateway 0.0.0.0
B.ip route 172.16.2.1 0.0.0.0 0.0.0.0
C.ip default-network 0.0.0.0
D.ip default-route 0.0.0.0 0.0.0.0 172.16.2.1
E.ip route 0.0.0.0 0.0.0.0 172.16.2.1

多项选择题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.