单项选择题

With the following CLI command output performed on an L……

With the following CLI command output performed on an LNS: show l2tp session L2TP session 1/2/3 is up .What is the meaning of the numeric values in the output?（）

A.session 1, destination 2, tunnel 3
B.destination 1, session 2, tunnel 3
C.tunnel 1, session 2, destination 3
D.destination 1, tunnel 2, session 3

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单项选择题Within the L2TP LNS configuration of the router, where is the PPP authentication method specified?（）

A.profile
B.remote host
C.aaa domain-map
D.l2tp destination profile

多项选择题Which two statements are true about L2TP tunnel switching?（）

A.Requires only one tunnel switching license.
B.Requires two licenses, one for inbound and one for outbound sessions.
C.Enabled automatically when the BSR is configured as an LAC and LNS.
D.Aids in L2TP tunnel scaling.

单项选择题Which L2TP protocol packet is sent by the LAC to establish the control connection (tunnel)?（）

A.Start Tunnel Discovery Request
B.Start Control Connection Request
C.L2TP Control Connection Request
D.L2TP Tunnel Establishment Request

单项选择题What is the functionality of L2TP in a BRAS environment?（）

A.It tunnels DHCP requests to the LNS.
B.It provides access for analog modem users.
C.It provides RFC 2547 VPN services to the user.
D.It tunnels a PPP session across an IP backbone.

单项选择题Which CLI command displays the active L2TP sessions on an LAC?（）

A.show subscriber
B.show l2tp tunnel
C.show l2tp session
D.show tunnel session