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單項(xiàng)選擇題

Which CLI command displays the PPPoE customers that are currently connected to the ERX?（）

A. show users
B. show connected
C. show subscribers
D. show ip subscribers

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單項(xiàng)選擇題

Which configuration command limits the number of connections supported on a single PPPoE major interface?（）

A.sessions
B.sa-validate
C.split-horizon
D.duplicate-protection

單項(xiàng)選擇題

Which configuration command prevents a client from establishing multiple PPPoE connections from a single workstation?（）

A. sessions
B. sa-validate
C. split-horizon
D. duplicate-protection

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