单项选择题Which function enforces logical data throughput rates that are below the actual physical line rate of a port?()

A.rate limiting
B.data policing
C.classification
D.bandwidth limiting


您可能感兴趣的试卷

你可能感兴趣的试题

1.单项选择题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

2.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

3.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.

4.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

5.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.

6.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

7.单项选择题Which sequence of messages demonstrates the communications between the LAC and LNS when theyestablish an L2TP session?()

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

8.单项选择题Which statement describes the function of the LNS in a L2TP environment?()

A.It initiates both the PPP session and the tunnel.
B.It initiates the PPP session and terminates the tunnel.
C.It terminates the PPP session and initiates the tunnel.
D.It terminates the PPP session and terminates the tunnel.

9.单项选择题Which command parameter configures a password of connection-to-lac for an L2TP tunnel on an LNS?()

A.l2tp password connection-to-lac
B.local password connection-to-lac
C.tunnel password connection-to-lac
D.server password connection-to-lac

10.单项选择题Which configuration command dynamically detects and configures a PPPoA interface?()

A.auto-configure ip
B.auto-configure ppp
C.auto-configure pppoe
D.auto-configure bridgedethernet