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Two routers are having a connection problem on their serial link. Which two of the following items are likely to result in both sides showing a status of:    Serial0/0 is up, line protocol is down  ? (Choose two)

The serial cable may have come unplugged on one of the devices

both routers are administratively shutdown

clock rate has not been set on the DCE side

an encapsulation mismatch

clock rate has been set to a 9600

one of the ip addresses is either wrong or has the wrong subnet mask



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