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A.The firewall does not support Cisco Discovery Protocol. You should set the switchport trunk mode ON
B.The firewall does not support Cisco Discovery Protocol. You should set the switchport trunk mode to OFF
C.The firewall does not support Cisco Discovery Protocol. You should set the switchport trunk mode as auto
D.The firewall does not support DTP.You should set the switchport trunk mode to ON
A.The switches are not the same model.
B.You are not using the correct SFP.
C.You are not using correct optical media converters.
D.Configuration should be modified， because the distance is longer.
最新試題
What is the next state of initial in spanning-tree protocol？
aaa架構(gòu)中哪個是要求用戶輸入用戶名和密碼？
What field in IP packet is used for classification by QOS？
Which of the following are key characteristics of PPP?（）
The Frame Relay network in the diagram is not functioning properly.What is the cause of the problem?（）
What is the three main step of using the QoS feature with MQC command line interface？
what is the disadvantage of policing？
如何實現(xiàn)擁塞避免？
As a CCNA candidate,you must have a firm understanding of the IPv6 address structure.Refer to IPv6 address,could you tell me how many bits are included in each filed?（）
DHCP SERVER在給一個網(wǎng)段設(shè)置POOL時，該網(wǎng)段路由器接口地址能不能放入POOL，能why，不能why。