A.Incoming Call Reply, Incoming Call Request, Incoming Call Connected
B.Incoming Call Reply, Incoming Call Connected, Incoming Call Request
C.Incoming Call Request, Incoming Call Reply, Incoming Call Connected
D.Incoming Call Request, Incoming Call Connected, Incoming Call Reply
第1题:
A.隧道(tunnel)连接
B.L2TP连接
C.HDLC连接
D.会话(session)连接
第2题:
A.一次认证l2tp只在LAC认证
B.一次认证l2tp只在LNS认证
C.二次认证l2tp在LAC和LNS都进行认证
D.二次认证l2tp可以不在LAC端认证
第3题:
A.错误
B.正确
第4题:
A.SCCRQ
B.ICRQ
C.SCCCN
D.Hello
E.CDN
第5题:
A.错误
B.正确
第6题: