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[讨论/求助] [求助]TK问题?请帮忙解答~~~~~~~~~~~~~~~~

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发表于 2005-8-13 09:44:03 | 显示全部楼层 |阅读模式
<P>A&nbsp;new&nbsp;switch&nbsp;is&nbsp;installed&nbsp;in&nbsp;the&nbsp;Testking&nbsp;network.&nbsp;This&nbsp;switch&nbsp;is&nbsp;to&nbsp;be&nbsp;configured<BR>so&nbsp;that&nbsp;VLAN&nbsp;information&nbsp;will&nbsp;be&nbsp;automatically&nbsp;distributed&nbsp;to&nbsp;all&nbsp;the&nbsp;other&nbsp;Cisco<BR>Catalyst&nbsp;switches&nbsp;in&nbsp;the&nbsp;network.<BR>Which&nbsp;of&nbsp;the&nbsp;conditions&nbsp;below&nbsp;have&nbsp;to&nbsp;be&nbsp;met&nbsp;in&nbsp;order&nbsp;for&nbsp;this&nbsp;to&nbsp;occur?&nbsp;(Choose&nbsp;all<BR>that&nbsp;apply).<BR>A.&nbsp;The&nbsp;switch&nbsp;that&nbsp;will&nbsp;share&nbsp;the&nbsp;VLAN&nbsp;information&nbsp;must&nbsp;be&nbsp;in&nbsp;the&nbsp;VTP&nbsp;Server<BR>mode.<BR>B.&nbsp;The&nbsp;switches&nbsp;must&nbsp;be&nbsp;in&nbsp;the&nbsp;same&nbsp;VTP&nbsp;domain.<BR>C.&nbsp;The&nbsp;switch&nbsp;that&nbsp;will&nbsp;share&nbsp;the&nbsp;VLAN&nbsp;information&nbsp;must&nbsp;be&nbsp;configured&nbsp;as&nbsp;the<BR>root&nbsp;bridge.<BR>D.&nbsp;The&nbsp;switches&nbsp;must&nbsp;be&nbsp;configured&nbsp;to&nbsp;use&nbsp;the&nbsp;same&nbsp;VTP&nbsp;version.<BR>E.&nbsp;The&nbsp;switches&nbsp;must&nbsp;be&nbsp;configured&nbsp;to&nbsp;use&nbsp;the&nbsp;same&nbsp;STP&nbsp;version.<BR>F.&nbsp;The&nbsp;switches&nbsp;must&nbsp;be&nbsp;configured&nbsp;to&nbsp;use&nbsp;the&nbsp;same&nbsp;type&nbsp;of&nbsp;ID&nbsp;tagging.<BR>Answer:&nbsp;ABDF(根据gxkkkk千分战报提供)<BR><BR>这题什么意思?尤其F</P><P><FONT color=#ff0000>千分战报中确实提供了F的答案吗???考试中出现的这题应该只有三个选项的吧,ABD。共享VLAN的信息必须是server模式,即A;VTP工作也必须是在同一个DOMAIN当中;如果vtp version不同,那么相互之间也不能够传递VLAN的信息了。</FONT></P><p>[此帖子已被 rainypan 在 2005-8-13 11:08:32 编辑过]
 楼主| 发表于 2005-8-13 09:45:04 | 显示全部楼层
<P>You&nbsp;just&nbsp;purchased&nbsp;a&nbsp;refurbished&nbsp;router&nbsp;that&nbsp;contains&nbsp;a&nbsp;configuration&nbsp;from&nbsp;a<BR>previous&nbsp;deployment.&nbsp;What&nbsp;should&nbsp;you&nbsp;do,&nbsp;before&nbsp;entering&nbsp;a&nbsp;new&nbsp;configuration&nbsp;into<BR>the&nbsp;router?<BR>A.&nbsp;RAM&nbsp;should&nbsp;be&nbsp;erased&nbsp;and&nbsp;the&nbsp;router&nbsp;restarted.<BR>B.&nbsp;Flash&nbsp;should&nbsp;be&nbsp;erased&nbsp;and&nbsp;the&nbsp;router&nbsp;restarted.<BR>C.&nbsp;NVRAM&nbsp;should&nbsp;be&nbsp;erased&nbsp;and&nbsp;the&nbsp;router&nbsp;restarted.<BR>D.&nbsp;The&nbsp;new&nbsp;configuration&nbsp;should&nbsp;be&nbsp;entered&nbsp;and&nbsp;saved.<BR>Answer:&nbsp;D<BR>为什么选D?</P><P><FONT color=#ff3300>这题的正确答案是C。题中的意思是说,买了一个二手路由器,里面有一些配置,问你要怎么做在输入新的配置之前,当然是应该将原先的配置删除er start-configure,然后再重启路由器reload。删除NVRAM里面的配置必须重启路由器才会生效,里面的配置才会删除。</FONT></P><p>[此帖子已被 rainypan 在 2005-8-13 10:39:38 编辑过]
 楼主| 发表于 2005-8-13 09:46:57 | 显示全部楼层
<P>You&nbsp;have&nbsp;a&nbsp;server&nbsp;that’s&nbsp;directly&nbsp;connected&nbsp;to&nbsp;a&nbsp;Cisco&nbsp;switch&nbsp;by&nbsp;way&nbsp;of&nbsp;its&nbsp;Fa0/1<BR>port,&nbsp;and&nbsp;you&nbsp;<FONT color=#ff0000>don’t&nbsp;want&nbsp;any&nbsp;other&nbsp;MAC&nbsp;addresses</FONT>&nbsp;from&nbsp;any&nbsp;other&nbsp;servers&nbsp;to&nbsp;access<BR>this&nbsp;port.&nbsp;How&nbsp;would&nbsp;you&nbsp;accomplish&nbsp;this?&nbsp;(Select&nbsp;two&nbsp;answer&nbsp;choices)<BR>A.&nbsp;Configure&nbsp;port&nbsp;Fa0/1&nbsp;to&nbsp;accept&nbsp;connections&nbsp;only&nbsp;from&nbsp;the&nbsp;static&nbsp;IP&nbsp;address&nbsp;of&nbsp;the<BR>server.<BR>B.&nbsp;Employ&nbsp;a&nbsp;proprietary&nbsp;connector&nbsp;type&nbsp;on&nbsp;Fa0/1&nbsp;that&nbsp;is&nbsp;incompatible&nbsp;with&nbsp;other&nbsp;host<BR>connectors.<BR>C.&nbsp;Configure&nbsp;the&nbsp;MAC&nbsp;address&nbsp;of&nbsp;the&nbsp;server&nbsp;as&nbsp;a&nbsp;static&nbsp;entry&nbsp;associated&nbsp;with&nbsp;port<BR>Fa0/1.<BR>D.&nbsp;Bind&nbsp;the&nbsp;IP&nbsp;address&nbsp;of&nbsp;the&nbsp;server&nbsp;to&nbsp;its&nbsp;MAC&nbsp;address&nbsp;on&nbsp;the&nbsp;switch&nbsp;to&nbsp;prevent<BR>other&nbsp;hosts&nbsp;from&nbsp;spoofing&nbsp;the&nbsp;server&nbsp;IP&nbsp;address.<BR>E.&nbsp;Configure&nbsp;port&nbsp;security&nbsp;on&nbsp;Fa0/1&nbsp;to&nbsp;reject&nbsp;traffic&nbsp;with&nbsp;a&nbsp;source&nbsp;MAC&nbsp;address&nbsp;other<BR>than&nbsp;that&nbsp;of&nbsp;the&nbsp;server.<BR>F.&nbsp;Configure&nbsp;an&nbsp;access&nbsp;list&nbsp;on&nbsp;the&nbsp;switch&nbsp;to&nbsp;deny&nbsp;server&nbsp;traffic&nbsp;from&nbsp;entering&nbsp;any&nbsp;port<BR>other&nbsp;than&nbsp;Fa0/1.<BR>Answer:&nbsp;C,&nbsp;E<BR>为什么哦?不明白</P><P><FONT color=#ff0000>题中红色为关键字,那个交换机的端口只允许server的MAC地址能够通过,其他的否。C答案是让那个端口绑定MAC地址,只允许MAC&nbsp;address&nbsp;of&nbsp;the&nbsp;server&nbsp;能够进入。E是做端口安全,只允许来自源MAC(server)的流量进入。</FONT></P><P><FONT size=6><FONT color=#ff0000><SPAN style="FONT-SIZE: 10.5pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; LETTER-SPACING: 0.5pt; mso-ascii-font-family: &#39;Times New Roman&#39;; mso-hansi-font-family: &#39;Times New Roman&#39;; mso-bidi-font-family: &#39;Times New Roman&#39;; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">关于端口安全这个特性,你可以通过限制允许访问交换机上某个端口的</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; LINE-HEIGHT: 150%; FONT-FAMILY: &#39;Times New Roman&#39;; LETTER-SPACING: 0.5pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">MAC</SPAN><SPAN style="FONT-SIZE: 10.5pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; LETTER-SPACING: 0.5pt; mso-ascii-font-family: &#39;Times New Roman&#39;; mso-hansi-font-family: &#39;Times New Roman&#39;; mso-bidi-font-family: &#39;Times New Roman&#39;; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">地址以及</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; LINE-HEIGHT: 150%; FONT-FAMILY: &#39;Times New Roman&#39;; LETTER-SPACING: 0.5pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">IP(</SPAN><SPAN style="FONT-SIZE: 10.5pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; LETTER-SPACING: 0.5pt; mso-ascii-font-family: &#39;Times New Roman&#39;; mso-hansi-font-family: &#39;Times New Roman&#39;; mso-bidi-font-family: &#39;Times New Roman&#39;; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">可选</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; LINE-HEIGHT: 150%; FONT-FAMILY: &#39;Times New Roman&#39;; LETTER-SPACING: 0.5pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">)</SPAN><SPAN style="FONT-SIZE: 10.5pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; LETTER-SPACING: 0.5pt; mso-ascii-font-family: &#39;Times New Roman&#39;; mso-hansi-font-family: &#39;Times New Roman&#39;; mso-bidi-font-family: &#39;Times New Roman&#39;; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">来实现严格控制对该端口的输入。当你为安全端口</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; LINE-HEIGHT: 150%; FONT-FAMILY: &#39;Times New Roman&#39;; LETTER-SPACING: 0.5pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">(</SPAN><SPAN style="FONT-SIZE: 10.5pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; LETTER-SPACING: 0.5pt; mso-ascii-font-family: &#39;Times New Roman&#39;; mso-hansi-font-family: &#39;Times New Roman&#39;; mso-bidi-font-family: &#39;Times New Roman&#39;; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">打开了端口安全功能的端口</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; LINE-HEIGHT: 150%; FONT-FAMILY: &#39;Times New Roman&#39;; LETTER-SPACING: 0.5pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">)</SPAN><SPAN style="FONT-SIZE: 10.5pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; LETTER-SPACING: 0.5pt; mso-ascii-font-family: &#39;Times New Roman&#39;; mso-hansi-font-family: &#39;Times New Roman&#39;; mso-bidi-font-family: &#39;Times New Roman&#39;; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">配置了一些安全地址后,则除了源地址为这些安全地址的包外,这个端口将不转发其它任何报文</SPAN></FONT></FONT></P><p>[此帖子已被 rainypan 在 2005-8-13 10:51:31 编辑过]
 楼主| 发表于 2005-8-13 09:48:56 | 显示全部楼层
<P>QUESTION&nbsp;NO:&nbsp;4<BR>A&nbsp;new&nbsp;switch&nbsp;is&nbsp;installed&nbsp;into&nbsp;an&nbsp;existing&nbsp;LAN&nbsp;and&nbsp;a&nbsp;new&nbsp;VTP&nbsp;trunk&nbsp;is&nbsp;set&nbsp;up&nbsp;with<BR>an&nbsp;existing&nbsp;switch.&nbsp;Which&nbsp;VLANs&nbsp;will&nbsp;be&nbsp;allowed&nbsp;on&nbsp;this&nbsp;new&nbsp;trunk?<BR>A.&nbsp;All&nbsp;defined&nbsp;VLANs&nbsp;are&nbsp;allowed&nbsp;on&nbsp;the&nbsp;trunk&nbsp;by&nbsp;default.<BR>B.&nbsp;Each&nbsp;VLAN,&nbsp;or&nbsp;VLAN&nbsp;range,&nbsp;that&nbsp;is&nbsp;specified&nbsp;with&nbsp;the&nbsp;switchport&nbsp;mode<BR>command.<BR>C.&nbsp;Each&nbsp;VLAN,&nbsp;or&nbsp;VLAN&nbsp;range,&nbsp;that&nbsp;is&nbsp;specified&nbsp;with&nbsp;the&nbsp;vtp&nbsp;domain&nbsp;command.<BR>D.&nbsp;Each&nbsp;VLAN,&nbsp;or&nbsp;VLAN&nbsp;range,&nbsp;that&nbsp;is&nbsp;specified&nbsp;with&nbsp;the&nbsp;vlan&nbsp;database<BR>C对吗?</P><P>QUESTION&nbsp;NO:&nbsp;21<BR>When&nbsp;a&nbsp;new&nbsp;trunk&nbsp;link&nbsp;is&nbsp;configured&nbsp;on&nbsp;an&nbsp;IOS&nbsp;based&nbsp;switch,&nbsp;which&nbsp;VLANs&nbsp;are<BR>allowed&nbsp;over&nbsp;the&nbsp;link?<BR>A.&nbsp;By&nbsp;default,&nbsp;all&nbsp;defined&nbsp;VLANs&nbsp;are&nbsp;allowed&nbsp;on&nbsp;the&nbsp;trunk.<BR>B.&nbsp;Each&nbsp;single&nbsp;VLAN,&nbsp;or&nbsp;VLAN&nbsp;range,&nbsp;must&nbsp;be&nbsp;specified&nbsp;with&nbsp;the&nbsp;switchport&nbsp;mode<BR>command.<BR>C.&nbsp;Each&nbsp;single&nbsp;VLAN,&nbsp;or&nbsp;VLAN&nbsp;range,&nbsp;must&nbsp;be&nbsp;specified&nbsp;with&nbsp;the&nbsp;vtp&nbsp;domain<BR>command.<BR>D.&nbsp;Each&nbsp;single&nbsp;VLAN,&nbsp;or&nbsp;VLAN&nbsp;range,&nbsp;must&nbsp;be&nbsp;specified&nbsp;with&nbsp;the&nbsp;vlan&nbsp;database<BR>command.<BR><BR>这题呢?</P><P><FONT color=#ff3300>两题都是A答案。对于CISCO的交换机来说,默认情况下,所有的VLAN都是允许通过TRUNK LINK。如果是华为交换机,需要加上一条trunk permit vlan all,这样才允许所有的VLAN通过。</FONT></P><P><FONT color=#ff3300>有关华为路由器与交换机的部分命令,可以参照下面的帖子:<A href="http://www.spoto.net/bbs/ShowPost.asp?id=4084">http://www.spoto.net/bbs/ShowPost.asp?id=4084</A></FONT></P><P>&nbsp;</P><p>[此帖子已被 rainypan 在 2005-8-13 11:04:59 编辑过]
 楼主| 发表于 2005-8-13 09:49:28 | 显示全部楼层
<P>Which&nbsp;of&nbsp;the&nbsp;following&nbsp;are&nbsp;true&nbsp;regarding&nbsp;a&nbsp;network&nbsp;with&nbsp;a&nbsp;subnet&nbsp;mask&nbsp;of<BR>255.255.248.0.&nbsp;Choose&nbsp;three<BR>A.&nbsp;It&nbsp;corresponds&nbsp;to&nbsp;a&nbsp;Class&nbsp;A&nbsp;address&nbsp;with&nbsp;13&nbsp;bits&nbsp;borrowed.<BR>B.&nbsp;It&nbsp;corresponds&nbsp;to&nbsp;a&nbsp;Class&nbsp;B&nbsp;address&nbsp;with&nbsp;4&nbsp;bits&nbsp;borrowed.<BR>C.&nbsp;The&nbsp;network&nbsp;address&nbsp;of&nbsp;the&nbsp;last&nbsp;subnet&nbsp;will&nbsp;have&nbsp;248&nbsp;in&nbsp;the&nbsp;3rd&nbsp;octet.<BR>D.&nbsp;The&nbsp;first&nbsp;21&nbsp;bits&nbsp;make&nbsp;the&nbsp;host&nbsp;portion&nbsp;of&nbsp;the&nbsp;address.<BR>E.&nbsp;This&nbsp;subnet&nbsp;mask&nbsp;allows&nbsp;for&nbsp;16&nbsp;total&nbsp;subnets&nbsp;to&nbsp;be&nbsp;created.<BR>F.&nbsp;The&nbsp;subnetwork&nbsp;numbers&nbsp;will&nbsp;be&nbsp;in&nbsp;multiples&nbsp;of&nbsp;8.<BR><BR>F选项正确吗?</P><P><FONT color=#ff0000>F的答案问子网数在一个网络号中有多少个,256-248即块为8,每个网络的子网数为8。当然这包括了0子网与广播可用的情况下。</FONT></P><P>&nbsp;</P><p>[此帖子已被 rainypan 在 2005-8-13 11:11:18 编辑过]
 楼主| 发表于 2005-8-13 09:50:20 | 显示全部楼层
<P>QUESTION&nbsp;NO:&nbsp;1<BR>You&nbsp;work&nbsp;as&nbsp;a&nbsp;network&nbsp;engineer&nbsp;at&nbsp;TestKing.com.&nbsp;TestKing&nbsp;users&nbsp;have&nbsp;noticed<BR>extremely&nbsp;slow&nbsp;network&nbsp;performance,&nbsp;intermittent&nbsp;connectivity,&nbsp;and&nbsp;loss&nbsp;of<BR>connection.&nbsp;After&nbsp;entering&nbsp;the&nbsp;show&nbsp;interfaces&nbsp;command,&nbsp;you&nbsp;notice&nbsp;that&nbsp;the<BR>Ethernet&nbsp;interface&nbsp;is&nbsp;configured&nbsp;as&nbsp;100&nbsp;Mbps&nbsp;full-duplex&nbsp;and&nbsp;that&nbsp;there&nbsp;is&nbsp;evidence<BR>of&nbsp;late&nbsp;collisions.<BR>What&nbsp;could&nbsp;be&nbsp;the&nbsp;cause&nbsp;of&nbsp;this&nbsp;problem?<BR>A.&nbsp;duplex&nbsp;mismatch<BR>B.&nbsp;a&nbsp;routing&nbsp;loop<BR>C.&nbsp;trunking&nbsp;mode&nbsp;mismatch<BR>D.&nbsp;improperly&nbsp;configured&nbsp;root&nbsp;bridge<BR>E.&nbsp;improperly&nbsp;configured&nbsp;static&nbsp;VLAN<BR>Answer:&nbsp;A<BR>什么时候可以用全双工&nbsp;什么时候用半双工?</P><P><FONT color=#ff0000>并不是需要规定什么时候使用全双工跟半双工,两端通信的双方要保证双工的类型相同,题意说明&nbsp;as&nbsp;100&nbsp;Mbps&nbsp;full-duplex&nbsp;and&nbsp;that&nbsp;there&nbsp;is&nbsp;evidenceof&nbsp;late&nbsp;collisions.使用百兆全双工,出现了延时冲突的问题,说明另一端的双工设置与之不符。应都设为全双工的模式。</FONT><BR></P><p>[此帖子已被 rainypan 在 2005-8-13 11:03:22 编辑过]
发表于 2005-8-13 10:27:57 | 显示全部楼层
稍后将由老师为您解答
 楼主| 发表于 2005-8-13 10:31:23 | 显示全部楼层
<P>谢谢 期待中。。。。。。</P>
 楼主| 发表于 2005-8-13 11:44:13 | 显示全部楼层
<P>谢谢老师 你们的服务态度太好了!谢谢,有空我会过去看看的!</P><P>Which&nbsp;of&nbsp;the&nbsp;following&nbsp;are&nbsp;true&nbsp;regarding&nbsp;a&nbsp;network&nbsp;with&nbsp;a&nbsp;subnet&nbsp;mask&nbsp;of<BR>255.255.248.0.&nbsp;Choose&nbsp;three<BR>A.&nbsp;It&nbsp;corresponds&nbsp;to&nbsp;a&nbsp;Class&nbsp;A&nbsp;address&nbsp;with&nbsp;13&nbsp;bits&nbsp;borrowed.<BR>B.&nbsp;It&nbsp;corresponds&nbsp;to&nbsp;a&nbsp;Class&nbsp;B&nbsp;address&nbsp;with&nbsp;4&nbsp;bits&nbsp;borrowed.<BR>C.&nbsp;The&nbsp;network&nbsp;address&nbsp;of&nbsp;the&nbsp;last&nbsp;subnet&nbsp;will&nbsp;have&nbsp;248&nbsp;in&nbsp;the&nbsp;3rd&nbsp;octet.<BR>D.&nbsp;The&nbsp;first&nbsp;21&nbsp;bits&nbsp;make&nbsp;the&nbsp;host&nbsp;portion&nbsp;of&nbsp;the&nbsp;address.<BR>E.&nbsp;This&nbsp;subnet&nbsp;mask&nbsp;allows&nbsp;for&nbsp;16&nbsp;total&nbsp;subnets&nbsp;to&nbsp;be&nbsp;created.<BR>F.&nbsp;The&nbsp;subnetwork&nbsp;numbers&nbsp;will&nbsp;be&nbsp;in&nbsp;multiples&nbsp;of&nbsp;8.<BR>那这一题的F是对还是错?它的意思是说子网号都是8的倍数吗?</P>
 楼主| 发表于 2005-8-13 11:45:28 | 显示全部楼层
至于那千分战报我是不大懂 我只是看75修正版或是67修正版的TK 他是说千分战报已经确认!
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