CCNA640-802 题库试题分析7(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">On point-to-point networks, OSPF hello packets are addressed to which address? </FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT face="Times New Roman">A. 127.0.0.1 </FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT face="Times New Roman">B. 172.16.0.1 </FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT face="Times New Roman">C. 192.168.0.5 </FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT face="Times New Roman">D. 223.0.0.1 </FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT face="Times New Roman">E. 224.0.0.5 </FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT face="Times New Roman">F. 254.255.255.255 </FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT face="Times New Roman">Answer: E</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：在</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'">中</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">Hello</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">包发向的是</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">224.0.0.5</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">224.0.0.6</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">这两个地址的。大家在做</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'">实验的时候，用</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">debug</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">命令是可以看到这两个个地址的。</P>
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xwzdxy

好的!不错!

secretofwind

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none311

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wtchly

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wenfen

很好我正须要这个啊.谢谢了啊楼主..

blacknet

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zeng7609

2222222222222

bingjianliuguan

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guowei_it

fafaaffa

sstudent

On point-to-point networks, OSPF hello packets are addressed to which address?

A. 127.0.0.1

B. 172.16.0.1

C. 192.168.0.5

D. 223.0.0.1

E. 224.0.0.5

F. 254.255.255.255

Answer: E

解释一下：在OSPF中Hello包发向的是224.0.0.5和224.0.0.6这两个地址的。大家在做OSPF实验的时候，用debug命令是可以看到这两个个地址的。

fly1357

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bengyaju

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寒旋

presidentli

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cooliy

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user

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nevergood

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youth2000

好的!不错!

yayiyao

学习学习谢谢