[学习交流] CCNA640-802 V13题库试题分析25艾迪飞吴老师讲解)

又是崭新的一天

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<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 14.65pt; TEXT-ALIGN: left; mso-line-height-rule: exactly; mso-layout-grid-align: none" align=left><SPAN lang=EN-US style="mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman">1</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">．</SPAN><SPAN lang=EN-US style="COLOR: black; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><FONT face="Times New Roman">Which of the following are key characteristics of PPP? (Choose three.)<?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 12.65pt; TEXT-ALIGN: left; mso-line-height-rule: exactly; mso-layout-grid-align: none" align=left><SPAN lang=EN-US style="COLOR: black; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><FONT face="Times New Roman">A. can be used over analog circuits<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 12.65pt; TEXT-ALIGN: left; mso-line-height-rule: exactly; mso-layout-grid-align: none" align=left><SPAN lang=EN-US style="COLOR: black; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><FONT face="Times New Roman">B. maps Layer 2 to Layer 3 address<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 12.65pt; TEXT-ALIGN: left; mso-line-height-rule: exactly; mso-layout-grid-align: none" align=left><SPAN lang=EN-US style="COLOR: black; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><FONT face="Times New Roman">C. encapsulates several routed protocols<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 12.65pt; TEXT-ALIGN: left; mso-line-height-rule: exactly; mso-layout-grid-align: none" align=left><SPAN lang=EN-US style="COLOR: black; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><FONT face="Times New Roman">D. supports IP only <o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 13.3pt; TEXT-ALIGN: left; mso-line-height-rule: exactly; mso-layout-grid-align: none" align=left><SPAN lang=EN-US style="COLOR: black; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><FONT face="Times New Roman">E. provides error correction<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 12.65pt; TEXT-ALIGN: left; mso-line-height-rule: exactly; mso-layout-grid-align: none" align=left><SPAN lang=EN-US style="COLOR: black; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><FONT face="Times New Roman">Answer: ACE<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">解释一下：</SPAN><SPAN lang=EN-US style="mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman">PPP</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">可以使用在虚链路上</SPAN><SPAN lang=EN-US style="mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman">,</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">是可以支持多种被路由的协议的，还可以提供错误修正。</SPAN><SPAN lang=EN-US style="mso-bidi-font-size: 10.5pt"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="mso-bidi-font-size: 10.5pt"><o:p><FONT face="Times New Roman">&nbsp;</FONT></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="mso-bidi-font-size: 10.5pt"><o:p><FONT face="Times New Roman">&nbsp;</FONT></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 14.65pt; TEXT-ALIGN: left; mso-line-height-rule: exactly; mso-layout-grid-align: none" align=left><SPAN lang=EN-US style="mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman">2</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">．</SPAN><SPAN lang=EN-US style="COLOR: black; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><FONT face="Times New Roman">The network administrator of the Oregon router adds the following command to the router configuration: ip route 192.168.12.0 255.255.255.0 172.16.12.1. What are the results of adding this command? (Choose two.)</FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 14.65pt; TEXT-ALIGN: left; mso-line-height-rule: exactly; mso-layout-grid-align: none" align=left><SPAN lang=EN-US style="COLOR: black; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><FONT face="Times New Roman"><o:p>

2007-12-8 17:24

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<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="mso-bidi-font-size: 10.5pt"><?xml:namespace prefix = v ns = "urn:schemas-microsoft-com:vml" /><v:shapetype id=_x0000_t75 stroked="f" filled="f" path="m@4@5l@4@11@9@11@9@5xe" o:preferrelative="t" o:spt="75" coordsize="21600,21600"><v:stroke joinstyle="miter"></v:stroke><v:formulas><v:f eqn="if lineDrawn pixelLineWidth 0"></v:f><v:f eqn="sum @0 1 0"></v:f><v:f eqn="sum 0 0 @1"></v:f><v:f eqn="prod @2 1 2"></v:f><v:f eqn="prod @3 21600 pixelWidth"></v:f><v:f eqn="prod @3 21600 pixelHeight"></v:f><v:f eqn="sum @0 0 1"></v:f><v:f eqn="prod @6 1 2"></v:f><v:f eqn="prod @7 21600 pixelWidth"></v:f><v:f eqn="sum @8 21600 0"></v:f><v:f eqn="prod @7 21600 pixelHeight"></v:f><v:f eqn="sum @10 21600 0"></v:f></v:formulas><v:path o:connecttype="rect" gradientshapeok="t" o:extrusionok="f"></v:path><o:lock aspectratio="t" v:ext="edit"></o:lock></v:shapetype><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 15.3pt; TEXT-ALIGN: left; mso-line-height-rule: exactly; mso-layout-grid-align: none" align=left><SPAN lang=EN-US style="COLOR: black; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt"><FONT face="Times New Roman">A. The command establishes a static route. <o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman">B. The command invokes a dynamic routing protocol for 192.168.12.0. <o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman">C. Traffic for network 192.168.12.0 is forwarded to 172.16.12.1. <o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman">D. Traffic for all networks is forwarded to 172.16.12.1. <o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman">E. This route is automatically propagated throughout the entire network. <o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman">F. Traffic for network 172.16.12.0 is forwarded to the 192.168.12.0 network. <o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman">Answer: AC<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">解释一下：</SPAN><SPAN lang=EN-US style="mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman">ip route 192.168.12.0 255.255.255.0 172.16.12.1</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">这句的意思是建立一条到达</SPAN><SPAN lang=EN-US style="mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman">192.168.12.0/24</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的路由，出接口为</SPAN><SPAN lang=EN-US style="mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman">172.168 .12.1,</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">所以对于</SPAN><SPAN lang=EN-US style="mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman">Oregon</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">来说，以后发往</SPAN><SPAN lang=EN-US style="mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman">192.168.12.0/24</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的路由都发送到</SPAN><SPAN lang=EN-US style="mso-bidi-font-size: 10.5pt"><FONT face="Times New Roman">172.16.12.1</FONT></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。</SPAN><SPAN lang=EN-US style="mso-bidi-font-size: 10.5pt"><o:p></o:p></SPAN></P>
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时光

这个是吴老师的那个么？

sunny_tony

先看看

yjm917

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luoxmin

好东西,应该顶!!

寒旋

谢了

mcgradymarui

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liu60208

<P>呵呵 好人啊 顶</P>

zerok9988

: D* : D*

renri

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jcnet

slashdong

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secwind

UPUPUP<br>

vk7722

god bless you my teacher!<br>

zhoujieyou

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boy_hxm

<DIV class=t_msgfont id=postmessage_17156>这个是吴老师的那个么？</DIV>

jsjcjsjc

终于找到了 好东西啊 谢谢楼主 辛苦啦

世纪花园

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呼应

看看.一定要看看