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問答題

【簡答題】what will happen if u configure two router as NTP server （something like that）.

答案： The router will choose the bes...

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【簡答題】
The interface is up and protocol is up. When do u get these messages.

答案： the first message is a severity&ens...

【簡答題】Two Cisco routers are connected to each other and are enabled CDP. Serial line is up，protocol is also up but cdp neighbor not working. What layer of the OSI model does the problem most likely exist？

答案： Data link layer.

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