CCNA640-802 V13题库试题分析12(艾迪飞吴老师讲解)

冷血

<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT face="Times New Roman">1</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">．</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">A router receives information about network 192.168.10.0/24 from multiple sources. What will the router consider the most reliable information about the path to that network? </FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT face="Times New Roman">A. a directly connected interface with an address of 192.168.10.254/24 </FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT face="Times New Roman">B. a static route to network 192.168.10.0/24 </FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT face="Times New Roman">C. a RIP update for network 192.168.10.0/24 </FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT face="Times New Roman">D. an OSPF update for network 192.168.0.0/16 </FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT face="Times New Roman">E. a default route with a next hop address of 192.168.10.1 </FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT face="Times New Roman">F. a static route to network 192.168.10.0/24 with a local serial interface configured as the next hop </FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT face="Times New Roman">Answer: A</FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">解释一下：当到达同一个目的地有多种路径选择的时候，先在各自路径通过比较</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">metric</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">来选出各种路径的最优的，然后通过比较</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">AD</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">值</SPAN><FONT face="Times New Roman"> </FONT><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">来选出各种路径中的最优的来。例如，到网段</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">192.168.10.0/24,</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">我收到了</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">EIGRP</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的传过来的，也收到</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">OSPF</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">传过来的，这时我们先通过</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">metric</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">值，选出</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">successor</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">来，然后再通过比较</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">EIGRP</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">和</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">OSPF</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">AD</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">来选出最优的路径。在</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">AD</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">值中直连的</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">AD</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">值为</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">0</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">metric 0</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。当然是这个路由是最可靠最优的了。</SPAN></P>
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[ 本帖最后由 冷血 于 2007-11-29 11:11 编辑 ]

nevergood

thank you

hny2000

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fjj1128

谢谢!看看 : ) : )

djdoll

谢谢谢啊

xwzdxy

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presidentli

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时光

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saihu

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寒旋

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minguilong

CCNA640-802 V13题库试题分析11

cypherhope

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minguilong

你的解释：“...IP地址当然是http server连接到Router XYZ的e0口的IP地址了...”，这里你解释错了，IP地址应该是HTTP服务器网卡的IP地址，不是Router XYZ的E0接口的IP地址，你把两个地址搞混了，看样子这个老师很少涉足服务器这块，只知道搞思科的设备！

cx300

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米米钟

支持一下搂住

shiyiyan2007

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2twomao

好东西，顶顶！！！

myway

谢谢谢谢谢!看看   

qingtian513