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單項選擇題

In a DSL network，which device terminates the PPP over Ethernet subscriber’s two-wire phone line？（）

A.RAS
B.DSLAM
C.ATMswitch
D.RADIUSserver

單項選擇題

Which process occurs first during the Ethernet Discovery Stage process for a PPPoE service offering?（）

A.The ERX router sends an Active Discovery Off ermessage.
B.The ERX router sendsan Active Discovery Initiation message.
C.The customer device sends an Active Discovery Offer message.
D.The customer device sends an Active Discovery Initiation message.

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A user is connected on a DSL line and is using a PPP over Ethernet service.Which network device strips the ATM header from the datagram and investigates the PPP header?（）

你可能感興趣的試題

In a DSL network，which device terminates the PPP over Ethernet subscriber’s two-wire phone line？（）

Which process occurs first during the Ethernet Discovery Stage process for a PPPoE service offering?（）

In a DSL network，which device terminates the PPP over Ethernet subscriber’s two-wire phone line？（）