找考题网-背景图
单项选择题

You have 50 subscribers accessing a LAC to connectto ISP1.com.What is the L2TP Control Connections and Sessions for the subscribers?()

A.A single Control Connection and a single Session
B.A single Control Connection and multiple Sessions(one pers ubscriber)
C.Multiple Control Connections and a single Session
D.Multiple Control Connections and multiple Sessions(one per subscriber)