Frame-relay poin-to-point子接口

Frame-relay poin-to-point子接口【实验名称】Frame-relay poin-to-point子接口【实验目的】 掌握路由器封装帧中继poin-to-point子接口技术。【背景描述】你是公司的网管，公司网络实施改造，在Frame-Relay上需要实现Frame-Relay中点对点的通信。【实现功能】 实现点到点的访问模式。【实验拓扑】 【实验设备】 R2620或R2624路由器（4台）、m2602AS同异步接口模块一个、V35DCE（3根）、V35DTE（3根）【实验步骤】 第一步：基本配置，配置帧中继交换机Red-Giant>enable Red-Giant(config)#hostname FRFR(config)#frame-relay switching ! 路由器模拟成帧中继交换机FR(config)#interface serial 0 ！ 进入广域网接口serial 0FR(config-if)#encapsulation frame-relay ietf ! 封装帧中继并封装其格式为ietfFR(config-if)#frame-relay intf-type dce ！封装帧中继接口类型为dceFR(config-if)#frame-relay lmi-ty ansi ! 定义帧中继本地接口管理类型FR(config-if)#cloclk rate 64000 ！定义时钟速率FR(config-if)#fram route 20 interface serial 1 21！设定帧中继交换，指定两个同步口之间的dlci互换FR(config-if)#fram route 30 interface serial 3 31！设定帧中继交换，指定两个同步口之间的dlci互换FR(config-if)#no sh ！ 启用该接口FR(config-if)#endFR(config)#int serial 1FR(config-if)#encapsulation frame-relay ietf FR(config-if)#frame-relay intf-type dceFR(config-if)#frame-relay lmi-ty ansiFR(config-if)#cl ock rate 64000FR(config-if)#frame-relay route 21 interface serial 0 20FR(config-if)#frame-relay route 23 interface serial 3 32FR(config-if)#no shFR(config-if)#endFR(config)#conf tFR(config)#int serial 3FR(config-if)#encapsulation frame-relay ietf FR(config-if)#frame-relay intf-type dceFR(config-if)#frame-relay lmi-type ansiFR(config-if)#clock rate 64000FR(config-if)#frame-relay route 31 interface serial 0 30FR(config-if)#frame-relay route 32 interface serial 1 23验证测试：FR#sh frame-relay route Input Intf Input Dlci Output Intf Output Dlci StatusSerial0 20 Serial1 21 inactiveSerial0 30 Serial3 31 inactiveSerial1 21 Serial0 20 inactiveSerial1 23 Serial3 32 inactiveSerial3 31 Serial0 30 inactiveSerial3 32 Serial1 23 inactive第二步：帧中继点到点配置R1#conf tR1(config)#int s0R1(config-if)#encapsulation frame-relay ietf ! 封装帧中继并封装其格式为ietfR1(config-if)#frame-relay inverse-arp R1(config-if)# frame-relay lmi-type ansiR1(config-if)#no shR1(config)#interface Serial0.1 point-to-point ！进入点到点子接口R1(config-if)#ip address 192.168.12.1 255.255.255.0R1(config-if)#frame-relay inverse-arpR1(config-subif)#frame-relay interface-dlci 20 ! 定义本地DLCIR1(config-if)#endR1(config)#int s0.2 point-to-pointR1(config-subif)# ip address 192.168.13.1 255.255.255.0R1(config-subif)#frame-relay interface-dlci 30Red-Giant(config)#hostname R2R2(config)#int s0R2(config-if)#ip add 192.168.12.2 255.255.255.0R2(config-if)#encapsulation frame-relay ietf R2(config-if)#frame-relay lmi-type ansiR2(config-if)# frame-relay interface-dlci 21R2(config-if)#endRed-Giant(config)#hostname R3R3(config)#int s1R3(config-if)# ip add 192.168.13.3 255.255.255.0R3(config-if)# encapsulation frame-relay ietfR3(config-if)# frame-relay lmi-ty ansiR3(config-if)# frame-relay interface-dlci 30R3(config-if)#no sh验证测试： R1#sh fram mapSerial0.1 (up): point-to-point dlci, dlci 20(0x14,0x440), broadcast status defined, activeSerial0.2 (up): point-to-point dlci, dlci 30(0x1E,0x4E0), broadcast status defined, activeFR#sh frame-relay routeIETF, status defined, activeFR#sh frame-relay routeInput Intf Input Dlci Output Intf Output Dlci StatusSerial0 20 Serial1 21 activeSerial0 30 Serial3 31 activeSerial1 21 Serial0 20 activeSerial1 23 Serial3 32 activeSerial3 31 Serial0 30 activeSerial3 32 Serial1 23 active第三步：测试各点之间的连通性验证测试：R1#ping 192.168.12.2Type escape sequence to abort.Sending 5, 100-byte ICMP Echoes to 192.168.12.2, timeout is 2 seconds:!Success rate is 100 percent (5/5), round-trip min/avg/max = 56/56/60 msR1#ping 192.168.13.3Sending 5, 100-byte ICMP Echoes to 192.168.13.3, timeout is 2 seconds:!Success rate is 100 percent (5/5), round-trip min/avg/max = 56/56/60 ms【注意事项】子接口继承主接口的封装模式。【参考配置】R1#sh runCurrent configuration:!version 6.14(2)!hostname "R1"!ip subnet-zero!interface FastEthernet0 no ip address shutdown!interface Serial0 no ip address encapsulation frame-relay IETF frame-relay lmi-type ansi frame-relay inverse-arp!interface Serial0.1 point-to-point ip address 192.168.12.1 255.255.255.0 frame-relay interface-dlci 20!interface Serial0.2 point-to-point ip address 192.168.13.1 255.255.255.0 frame-relay interface-dlci 30!interface Serial1 no ip address shutdown!ip classless!line con 0line aux 0line vty 0 4 login!endR2#sh runCurrent configuration:!version 6.14(2)!hostname "R2"!ip subnet-zero!interface FastEthernet0 no ip address shutdown!interface FastEthernet1 no ip address shutdown!interface FastEthernet2 no ip address shutdown!interface FastEthernet3 no ip address shutdown!interface Serial0 ip address 192.168.12.2 255.255.255.0 encapsulation frame-relay IETFframe-relay lmi-type ansiframe-relay inverse-arpframe-relay interface-dlci 21 !interface Serial1 no ip address shutdown!ip classless!line con 0line aux 0!endR3#sh runCurrent configuration:!version 6.14(2)!hostname "R3"!ip subnet-zero!interface FastEthernet0no ip address shutdown!interface FastEthernet1 no ip address shutdown!interface FastEthernet2 no ip addressshutdowninterface FastEthernet3 no ip address shutdown!interface Serial0 no ip address shutdown!interface Serial1 ip address 192.168.13.3 255.255.255.0 encapsulation frame-relay IETF frame-relay lmi-type ansi frame-relay inverse-arpframe-relay interface-dlci 30ip classless!line con 0line aux 0line vty 0 4login!end