【na tk】也是tk
<P>In a lab, two routers are connected directly together using serial interfaces in a<BR>back-to-back configuration. No external DCE devices are being used. What<BR>additional command is needed to bring this link up?<BR>A. serial up<BR>B. clockrate<BR>C. clock rate<BR>D. dce rate<BR>E. dte rate</P><P>这题答案是一目了然,可是题意在讲什么,不明白</P><P>那位高手解释一下~~~~~~~</P><p>［此帖子已被 tianyesoft 在 2006-8-2 14:31:10 编辑过］ <P>就是说在环境里，采用背靠背的连接，问你哪个命令是必须要输入的。</P><P> 答案当然是 配置 时钟！</P><P>楼主有用过 模拟器吗？ 自己搭拓扑的时候就要使用到！<IMG src="http://www.spoto.net/bbs/images/Emotions/2.gif"></P> <P>模拟器是有用过,可是重来没这个问题</P><P>这里的背靠背的连接与配置时钟有什么关系啊</P><P>关键是题目有说"No external DCE devices are being used" </P><P>很不好理解,</P><P>楼上的高手,能不能说详细一点<IMG src="images/Emotions/38.gif"></P> <P>顺便问一下</P><P>Successor routes are flagged as "active" in the routing table这句怎么错了.</P> <FONT face=Arial color=#2222dd>"Active"是EIGRP拓扑表中的状态之一，路由表中是看不到的</FONT> <P>谢谢各位</P><P>再追问一题</P><P>Which of the statements below are true regarding the availability of bandwidth on a<BR>network? (Select all that apply.)<BR>A. Bandwidth availability is decreasing.<BR>B. Bandwidth availability is infinite.<BR>C. Bandwidth is used when analyzing network performance.<BR>D. Bandwidth availability is finite.<BR>E. Bandwidth availability is fixed.</P> <P>谢谢楼上的大虾!!!<IMG src="http://www.spoto.net/bbs/images/Emotions/39.gif"><IMG src="http://www.spoto.net/bbs/images/Emotions/39.gif"><IMG src="http://www.spoto.net/bbs/images/Emotions/39.gif"><IMG src="http://www.spoto.net/bbs/images/Emotions/39.gif"></P><P>我还问一个问题</P><P>Which of the following answers are correct characteristics of microsegmentation, in<BR>the context of a Local Area Network (LAN)? (Select two answer choices)<BR>A. Dedicated paths between sending and receiving hosts are established.<BR>B. Multiple subnetwork broadcast addresses are created.<BR>C. Multiple ARP tables are needed.<BR>D. The decrease in the number of collision domains.<BR>E. Broadcast domains are enhanced.<BR>F. Additional bandwidth is used to connect hosts.<BR>Answer: A, F</P>
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