CCNA实验攻略(12)——PPP

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1、PPP(PointtoPointProtocol)数据链路层协议。两种认证方式：一种是PAP，一种是CHAP。相对来说PAP的认证方式安全性没有CHAP高。PAP在传输password是明文的，而CHAP在传输过程中不传输密码，PAP认证是通过两次握手实现的，而CHAP则是通过3次握手实现的。　　一、实验配置拓扑图图一　　二、PPP的基本配置命令　　Router(config-if)#encapsulationPPP　　Router(config-if)#PPPmultilink　　Router(config-if)#PPPauthenticationchap　　三、配置P

2、PP图二　路由器Boson上配置PPP的命令图三  Newyork上配置PPP的命令图四　启用RIP路由协议，两个路由器要配置RIPBoson路由器的配置：Boston#shrunning-configBuildingconfiguration...Currentconfiguration:652bytes!version12.4noservicepassword-encryption!hostnameBoston!!!!!usernameNewyorkpassword0senya!ipsshversion1noipdomain-lookup!!interfaceFastE

3、thernet0/0noipaddressduplexautospeedautoshutdown!interfaceFastEthernet0/1ipaddress192.168.1.1255.255.255.0duplexautospeedauto!interfaceSerial0/3/0descriptionLinktoRouterNewyorkipaddress192.168.2.1255.255.255.0encapsulationppppppauthenticationchapclockrate56000!interfaceVlan1noipaddressshut

4、down!routerripversion2network192.168.1.0network192.168.2.0!ipclassless!!!!!linecon0linevty04login!!endNewyork路由器的配置：Newyork#shrunning-configBuildingconfiguration...Currentconfiguration:606bytes!version12.4noservicepassword-encryption!hostnameNewyork!!!!!usernameBostonpassword0senya!ipsshve

5、rsion1!!interfaceFastEthernet0/0noipaddressduplexautospeedautoshutdown!interfaceFastEthernet0/1ipaddress192.168.3.1255.255.255.0duplexautospeedauto!interfaceSerial0/3/0descriptionlinktoBostonipaddress192.168.2.2255.255.255.0encapsulationppppppauthenticationchap!interfaceVlan1noipaddressshu

6、tdown!routerripversion2network192.168.2.0network192.168.3.0!ipclassless!!!!!linecon0linevty04login!!end图五　配置计算机的IP地址及网关图六　在计算机PC0上使用ping命令检查网络的连通性　图表1