<div class="quote"><b>以下是引用<i>冰天冰</i>在2006-8-14 13:30:52的发言：</b><br/>Which three of the following basic network services are provided by the Cisco IOS?<br/>(Select three answer choices)<br/>A. Defines the network topology<br/>B. Access to network resources<br/>C. Routing and switching functions<br/>D. Content Filtering<br/>E. Intrusion Detection<br/>Answer: A, B, C<br/>Explanation<br/>These are all basic network services provided by all IOS versions. These services are<br/>included in all IOS versions and feature sets.<br/>Incorrect Answers:<br/>D. Content filtering, such as java applet stripping, URL filtering, virus removal, etc are not<br/>normally performed by Cisco router and switch IOS.<br/>E. Intrusion detection and network security services are normally performed by firewalls<br/>and servers.<br/>这题的意思？</div><p>下列哪三项目是思科IOS提供的基本网络服务？</p>
<div class="quote"><b>以下是引用<i>冰天冰</i>在2006-8-14 13:32:51的发言：</b><br/><address>In the Cisco IOS, what is the definition of a global command?<br/>A. A command that can be entered in any configuration mode.<br/>B. A command that supports all protocols.<br/>C. A command that is implemented in all IOS versions.<br/>D. A command that is set once and affects the entire router.<br/>E. A command that is available in every release of IOS.<br/>Answer: D<br/>Explanation:<br/>When you enter global configuration mode and enter a command, it is applied to the<br/>running configuration file that is currently running in ram. The configuration of a global<br/>command affects the entire router. An example of a global command is one used for the<br/>hostname of the router.</address></div><p>我的理解题目思：思科IOS中，全局模式命令的定义是？</p>
<div class="quote"><b>以下是引用<i>冰天冰</i>在2006-8-14 21:07:07的发言：</b><br/><p>You want the text "Unauthorized access prohibited!" to be displayed before the<br/>login prompt every time someone tries to initiate a Telnet session to a router, as<br/>shown in the example below:<br/>Router#telnet 192.168.15.1<br/>Trying 192.168.15.1 ... Open<br/>Unauthorized access prohibited!<br/>User Access Verification<br/>Password:<br/>Which command can be used to configure this message?<br/>A. login banner x Unauthorized access prohibited! X<br/>B. banner exec y Unauthorized access prohibited! Y<br/>C. banner motd x Unauthorized access prohibited! X<br/>D. vtv motd "Unauthorized access prohibited!"<br/>Answer: C<br/>Explanation:<br/>The message text that is displayed when users log into the router is called the "message of<br/>the day" banner, and is it can be changed with the "banner motd" command as shown in<br/>answer choice C.</p><p>这题为什么不是B而是C呢</p></div><p></p>banner motd 命令用于用TELNET等登陆到路由器时候的提示信息～
<div class="quote"><b>以下是引用<i>冰天冰</i>在2006-8-14 21:30:23的发言：</b><br/><p>TK题中有争议的其中一题：</p><p>QUESTION NO: 2<br/>Which interface commands would you enter on a Catalyst 2900 switch, if your goal<br/>was to bring all VLAN traffic to another directly connected switch? (Select the two<br/>valid responses)<br/>A. Switch(config-if)# vlan all<br/>B. Switch(config-if)# switchport trunk encapsulation dot1q<br/>C. Switch(config-if)# switchport access vlan all<br/>D. Switch(config-if)# switchport mode trunk<br/>E. Switch(config-if)# switchport access vlan 303<br/>Answer: C, D</p><p>B。C是思科2900交换机中默认的命令。为什么选是C.D而不是</p></div>课本第339页 最下面一句话：对于3550来说，它有2950所没有的"encapsulation"命令～
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发表于 2006-8-14 10:11:33
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