单项选择题

A.PPPoAB.Route Bridge Encapsulation（RBE）C.PPPoE clientD……

Typical ADSL broadband Internet access requires a username and password to be entered on end-userPC connected to the ADSL modem in order for the end user to gain access to the Internet.if a Cisco ADSLrouter is used instead of an ADSL modem，what functionality is required on the Cisco ADSL router so theend-user connected to the Cisco ADSL router can access the Internet without entering a username andpassword？（）

A.PPPoA
B.Route Bridge Encapsulation（RBE）
C.PPPoE client
D.Integrated Routing and Bridging（IRB）
E.AAA

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热门试题

单项选择题WhatistheroleofForwardingEquivalenceClass（FEC）inMPLS？（）

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B.FEC determines how to establish an LSP path.
C.FEC determines how a group of IP packets are mapped to an LSP.
D.FEC determines how MPLS labels are stacked in LSP.
E.None of above.

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A.1
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C.3
D.4
E.5
F.6

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A.Lightweight messaging
B.Memory management
C.Hardware abstraction
D.Host stack
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