正确答案: C

DLCI

题目：帧中继环境下，为了区分虚电路，应该使用的地址是（）

解析：C

查看原题 点击获取本科目所有试题

举一反三的答案和解析：

[单选题]OSI七层模型中，“段”是哪一层数据封装的名称（）

传输层

[多选题]With regard to Ethernet media access methods, which of the following are true?(Choose all that apply.)

A device listens and waits until the media is not busy before transmitting.

All devices on an Ethernet segment see data that passes on the network medium.

解析：解析：Explanation:

[单选题]100baseT的速率是()Mbit/s

100

[单选题]路由器上，清空路由表的命令是（）

clearip route*

[单选题]下列哪一个通配符掩码与子网172.16.64.0/27的所有主机匹配（）。

0.0.0.31

[多选题]The LAN needs are expanding at the Ezonexam corporate office, which is quickly growing. You are instructed to enlarge the area covered by a single LAN segment on the Ezonexam network.Which of the following are layer 1 devices that you can use? (Choose all that apply.)

A hub

A repeater

解析：解析：Explanation:

[单选题]在启用IGRP协议时，所需要的参数是：()

自治系统号

[单选题]当配置一个CISCO的路由器时，缺省的DR和BDR优先级是（）。

1