实验要求按照图示配置IP地址完成路由器之间的协议配置构建需求的环境配置MGREGRE测试全网通实验配置1配置IP地址[R1-GigabitEthernet0/0/0]ip address 192.168.1.224[R1-Serial4/0/0]ip address 15.1.1.1 24[R2-GigabitEthernet0/0/0]ip address 192.168.2.224[R2-Serial4/0/0]ip address 25.1.1.1 24[R3-GigabitEthernet0/0/0]ip address 192.168.3.224[R3-Serial4/0/0]ip address 35.1.1.1 24[R4-GigabitEthernet0/0/0]ip address 45.1.1.224[R4-GigabitEthernet0/0/1]ip address 192.168.4.1 24配置认证①R1与R5之间使用ppp的pap认证R5为主认证方R5主验证方[ISP-aaa]local-user wangdaye password cipher wdy12345 privilege level 15//设置验证用的账号和密码[ISP-aaa]local-user wangdaye service-type ppp//设置主验证方提供的服务类型[ISP-Serial4/0/1]ppp authentication-mode pap//设置验证方式(chap或pap[ISP-Serial4/0/1]link-protocol ppp//设置接口报文额度封装模式R1被验证方[R1-Serial4/0/0]ppp pap local-user wangdaye password cipher wdy12345//相应主验证方的pap验证方式②R2和R5之间使用ppp的CHAP认证R5为主验证方R5与上面同理但协议换为chap变化指令为[ISP-Serial3/0/1]ppp authentication-mode chapR2[R2-Serial4/0/0]ppp chap user wangdaye//告知被验证方验证的方式用户和密码[R2-Serial4/0/0]ppp chap password cipher wdy12345HDLC封装R3与R5之间R5[ISP-Serial4/0/0]link-protocol hdlcR3[R3-Serial4/0/0]link-protocol hdlc互PING检验配置GRE VPNR1[R1-Tunnel0/0/0]ip accounting[R1-Tunnel0/0/0]ip add 10.1.1.1 24[R1-Tunnel0/0/0]tunnel-protocol gre[R1-Tunnel0/0/0]source 15.1.1.1//公网地址[[R1-Tunnel0/0/0]description 45.1.1.2//目标地址配置MGRE VPN要点配置公共隧道把其他连进去R1[R1-Tunnel0/0/1]ip address 10.1.2.1 24[R1-Tunnel0/0/1]tunnel-protocol gre p2mp[R1-Tunnel0/0/1]source 15.1.1.1[R1-Tunnel0/0/1]nhrp network-id 100//创造一个域R2[R2-Tunnel0/0/1]ip address 10.1.2.2 24[R2-Tunnel0/0/1]tunnel-protocol gre p2mp[R2-Tunnel0/0/1]source Serial 4/0/0[R2-Tunnel0/0/1]nhrp network-id 100R3[R3-Tunnel0/0/1]ip address 10.1.2.3 24[R3-Tunnel0/0/1]tunnel-protocol gre p2mp[R3-Tunnel0/0/1]source Serial 4/0/0[R3-Tunnel0/0/1]nhrp network-id 100发送报文[R2-Tunnel0/0/1]nhrp entry 10.1.2.1 15.1.1.1 register[R3-Tunnel0/0/1]nhrp entry 10.2.1.1 15.1.1.1 register[R1]dis nhrp peer all传递两端私网路由实现全域互通R1:[R1]rip 1[R1-rip-1]v 2[R1-rip-1]undo summary[R1-rip-1]network 192.168.1.0[R1-rip-1]network 10.0.0.0//只识别主类网站R2:[R2]rip 1[R2-rip-1]v 2[R2-rip-1]undo summary[R2-rip-1]network 192.168.2.0[R2-rip-1]network 10.0.0.0R3:[R3]rip 1[R3-rip-1]v 2[R3-rip-1]undo summary[R3-rip-1]network 192.168.3.0[R3-rip-1]network 10.0.0.0R4:[R4-rip-1]v 2[R4-rip-1]undo summary[R4-rip-1]network 192.168.4.0[R4-rip-1]network 10.0.0.0R1学习如下R4学习如下在中心点开启伪广播功能[R1-Tunnel0/0/1]nhrp entry multicast dynamic关闭中心和分支站点的水平分割机制[R1-Tunnel0/0/1]undo rip split-horizon[R2-Tunnel0/0/1]undo rip split-horizon随后PING通全网