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單項(xiàng)選擇題

What is the purpose of the magic number in an LCP negotiation?（）

A.It is used to detect loops.
B.It is an interface identifier.
C.It selects a compression algorithm.
D.It specifies the transmission media.

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Which software process sorts client login requests and assigns them to a virtual router for RADIUS service?（）

A.PPP
B.AAA
C.LCP
D.NCP

單項(xiàng)選擇題

When sending an LCP Configuration Request, what can the ERX Edge Router possibly negotiate?（）

A.IP address
B.authentication
C.WINS assignment
D.Domain Name Server

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