DNS及NAT配置

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1、实用文档PacketTracer综合技能练习解答－7编址表设备接口IP地址子网掩码R1Fa0/0192.168.10.1255.255.255.0Fa0/1192.168.11.1255.255.255.0S0/0/010.1.1.1255.255.255.252R2Fa0/0192.168.20.1255.255.255.0S0/0/010.1.1.2255.255.255.252S0/0/110.2.2.1255.255.255.252S0/1/0209.165.200.225255.255.255.224R3Fa0/1192.168.30.1255.255.255.0S0/

2、0/110.2.2.2255.255.255.252InsideServerNIC本地：192.168.20.254255.255.255.0NIC全局：209.165.202.131255.255.255.252OutsideHostNIC209.165.201.14255.255.255.240学习目标实用文档·应用基本配置·使用CHAP配置PPP封装·配置动态路由和默认路由·使用EasyIP配置路由器·检验PC是否自动配置了编址信息·利用DNS条目配置DNS服务器·配置ACL以规定可以进行NAT的地址·配置静态NAT·配置带过载的动态NAT·利用静态路由配置ISP路由器·测

3、试连通性简介在此总结练习中，您将配置PPP、OSPF、DHCP、NAT和到ISP的默认路由。然后您需要检验您的配置。任务1：应用基本配置步骤1.使用基本全局配置配置R1、R2和R3。·主机名见地址表所列·控制台线路登录口令：cisco·vty0–4登录口令：cisco·加密口令：class实用文档·标语：AUTHORIZEDACCESSONLY!（仅限授权访问）只有主机名和标语将被评分。R1配置configureterminalhostnameR1bannermotd^AUTHORIZEDACCESSONLY!^noipdomain-lookuplineconsole0passw

4、ordciscologinloggingsynchronousexitlinevty04passwordciscologin实用文档exitenablesecretclassendR2配置configureterminalhostnameR2bannermotd^AUTHORIZEDACCESSONLY!^noipdomain-lookuplineconsole0passwordciscologinloggingsynchronousexitlinevty04passwordcisco实用文档loginexitenablesecretclassendR3配置configurete

5、rminalhostnameR3bannermotd^AUTHORIZEDACCESSONLY!^noipdomain-lookuplineconsole0passwordciscologinloggingsynchronousexitlinevty04实用文档passwordciscologinexitenablesecretclassend步骤2.在R1、R2和R3上配置接口。使用地址表确定接口地址。使用拓扑图确定哪些接口是DCE接口。配置DCE接口的时钟频率为64000。R1配置configureterminalinterfacef0/0ipaddress192.168.1

6、0.1255.255.255.0noshutdownexitinterfacef0/1ipaddress192.168.11.1255.255.255.0实用文档noshutdownexitinterfaces0/0/0ipaddress10.1.1.1255.255.255.252clockrate64000noshutdownendR2配置configureterminalinterfacef0/0ipaddress192.168.20.1255.255.255.0noshutdownexitinterfaces0/0/0ipaddress10.1.1.2255.255.25

7、5.252实用文档noshutdownexitinterfaces0/0/1ipaddress10.2.2.1255.255.255.252clockrate64000noshutdownexitinterfaces0/1/0ipaddress209.165.200.225255.255.255.224noshutdownendR3配置configureterminalinterfacef0/0ipaddress192.168.30.1255.255.255.0实用文档noshu