试验七：frame-relay.doc

实验七：Frame-relay一：实验目标二：拓扑图三：预期结果1RT5与RT7以及RT3路由器能相互通信2 各业务网段连通四：调试一 基本信息配置1 RT1基本配置：Routerenable Router#conf tRouter(config)#hostname RT1RT1config)#no ip domain-lookupRT1(config)#line console 0RT1(config-line)#logging synchronous RT1(config-line)#no loginRT1(config-line)#privilege level 15RT1(config-line)#line vty 0 4RT1(config-line)#no loginRT1(config-line)#privilege level 15RT1(config-line)#exit RT1(config)#end2 RT3基本配置：(RT5 RT7同)Routerenable Router#conf tRouter(config)#hostname RT3RT3(config)#no ip domain-lookupRT3(config)#line console 0RT3(config-line)#logging synchronous RT3(config-line)#no loginRT3(config-line)#privilege level 15RT3(config-line)#line vty 0 4RT3(config-line)#no loginRT3(config-line)#privilege level 15RT3(config-line)#exit RT3(config)#end3 帧中继交换机配置：RT1(config)#frame-relay switchingRT1(config)#interface Serial0/0RT1(config-if)# no ip addressRT1(config-if)# encapsulation frame-relayRT1(config-if)# frame-relay lmi-type q933aRT1(config-if)# frame-relay intf-type dceRT1(config-if)# frame-relay route 101 interface Serial0/2 201RT1(config-if)# frame-relay route 102 interface Serial0/3 202Cant use same dlci on overlapping circuitsRT1(config-if)#interface Serial0/1RT1(config-if)# no ip addressRT1(config-if)# shutdownRT1(config-if)# serial restart-delay 0RT1(config-if)# no dce-terminal-timing-enableRT1(config-if)#interface Serial0/2RT1(config-if)# no ip addressRT1(config-if)# encapsulation frame-relayRT1(config-if)# serial restart-delay 0RT1(config-if)# no dce-terminal-timing-enableRT1(config-if)# frame-relay lmi-type q933aRT1(config-if)# frame-relay intf-type dceRT1(config-if)# frame-relay route 201 interface Serial0/0 101Cant use same dlci on overlapping circuitsRT1(config-if)#interface Serial0/3RT1(config-if)# encapsulation frame-relayRT1(config-if)# serial restart-delay 0RT1(config-if)# no dce-terminal-timing-enableRT1(config-if)# frame-relay lmi-type q933aRT1(config-if)# frame-relay intf-type dceRT1(config-if)# frame-relay route 202 interface Serial0/0 102RT1#sh fr rouInput Intf Input Dlci Output Intf Output Dlci StatusSerial0/0 101 Serial0/2 201 activeSerial0/0 102 Serial0/3 202 activeSerial0/2 201 Serial0/0 101 activeSerial0/3 202 Serial0/0 102 active二 接口配置及链路测试1 RT3接口及链路配置：RT3(config)#interface Serial0/0RT3(config-if)# ip address 3 24RT3(config-if)#no shRT3#sh ip in bInterface IP-Address OK? Method Status ProtocolSerial0/0 3 YES NVRAM up up2 RT5接口及链路配置：RT5(config)#interface Serial0/0RT5(config-if)# ip address 4 24RT5(config-if)#no shRT5#sh ip in bInterface IP-Address OK? Method Status ProtocolSerial0/0 4 YES NVRAM up up 3 RT7接口及链路配置：RT7(config)#interface Serial0/0RT7(config-if)# ip address 5 24RT7(config-if)#no shRT7#sh ip in bInterface IP-Address OK? Method Status ProtocolSerial0/0 5 YES NVRAM up up 4 RT3的Frame-Relay NBMA置接口配置RT3(config)#interface Serial0/0RT3(config-if)# ip address 3 24RT3(config-if)# encapsulation frame-relayRT3(config-if)# serial restart-delay 0RT3(config-if)# no dce-terminal-timing-enableRT3(config-if)# no fair-queueRT3(config-if)# frame-relay map ip 4 101 broadcastRT3(config-if)# frame-relay map ip 5 102 broadcastRT3(config-if)# frame-relay lmi-type q933aRT3(config-if)#!RT3(config-if)#interface Serial0/1RT3(config-if)# no ip addressRT3(config-if)# shutdownRT3(config-if)# serial restart-delay 0RT3(config-if)# no dce-terminal-timing-enableRT3(config-if)#!RT3(config-if)#interface Serial0/2RT3(config-if)# no ip addressRT3(config-if)# shutdownRT3(config-if)# serial restart-delay 0RT3(config-if)# no dce-terminal-timing-enableRT3(config-if)#!RT3(config-if)#interface Serial0/3RT3(config-if)# no ip addressRT3(config-if)# shutdownRT3(config-if)# serial restart-delay 0RT3(config-if)# no dce-terminal-timing-enableRT3(config-if)#!RT3(config-if)#interface Ethernet3/0RT3(config-if)# ip address RT3(config-if)# half-duplexRT3(config-if)#!RT3(config-if)#interface Ethernet3/1RT3(config-if)# no ip addressRT3(config-if)# shutdownRT3(config-if)# half-duplexRT3(config-if)#!RT3(config-if)#interface Ethernet3/2RT3(config-if)# no ip addressRT3(config-if)# shutdownRT3(config-if)# half-duplexRT3(config-if)#!RT3(config-if)#interface Ethernet3/3RT3(config-if)# no ip addressRT3(config-if)# shutdown4 RT5的Frame-Relay NBMA置接口配置RT5(config)#interface Serial0/0RT5(config-if)# ip address 4 24RT5(config-if)# encapsulation frame-relayRT5(config-if)# serial restart-delay 0RT5(config-if)# no dce-terminal-timing-enableRT5(config-if)# no fair-queueRT5(config-if)# frame-relay map ip 3 201 broadcastRT5(config-if)# frame-relay map ip 5 201 broadcastRT5(config-if)# frame-relay lmi-type q933aRT5(config-if)#!RT5(config-if)#interface Serial0/1RT5(config-if)# no ip addressRT5(config-if)# shutdownRT5(config-if)# serial restart-delay 0RT5(config-if)# no dce-terminal-timing-enableRT5(config-if)#!RT5(config-if)#interface Serial0/2RT5(config-if)# no ip addressRT5(config-if)# shutdownRT5(config-if)# serial restart-delay 0RT5(config-if)# no dce-terminal-timing-enableRT5(config-if)#!RT5(config-if)#interface Serial0/3RT5(config-if)# no ip addressRT5(config-if)# shutdownRT5(config-if)# serial restart-delay 0RT5(config-if)# no dce-terminal-timing-enableRT5(config-if)#!RT5(config-if)#interface Ethernet3/0RT5(config-if)# ip address RT5(config-if)# half-duplexRT5(config-if)#!RT5(config-if)#interface Ethernet3/1RT5(config-if)# no ip addressRT5(config-if)# shutdown6 RT7的Frame-Relay NBMA置接口配置RT7(config-if)# encapsulation frame-relayRT7(config-if)# serial restart-delay 0RT7(config-if)# no dce-terminal-timing-enableRT7(config-if)# no fair-queueRT7(config-if)# frame-relay map ip 3 202 broadcastRT7(config-if)# frame-relay map ip 4 202 broadcastRT7(config-if)# frame-relay lmi-type q933aRT7(config-if)#!RT7(config-if)#interface Serial0/1RT7(config-if)# no ip addressRT7(config-if)# shutdownRT7(config-if)# serial restart-delay 0RT7(config-if)# no dce-terminal-timing-enableRT7(config-if)#!RT7(config-if)#interface Serial0/2RT7(config-if)# no ip addressRT7(config-if)# shutdownRT7(config-if)# serial restart-delay 0RT7(config-if)# no dce-terminal-timing-enableRT7(config-if)#!RT7(config-if)#interface Serial0/3RT7(config-if)# no ip addressRT7(config-if)# shutdownRT7(config-if)# serial restart-delay 0RT7(config-if)# no dce-terminal-timing-enableRT7(config-if)#!RT7(config-if)#interface Ethernet3/0RT7(config-if)# ip address RT7(config-if)# half-duplexRT7(config-if)#!RT7(config-if)#interface Ethernet3/1RT7(config-if)# no ip addressRT7(confinRT3#sh fr mapSerial0/0 (up): ip 4 dlci 101(0x65,0x1850), static, broadcast, CISCO, status defined, activeSerial0/0 (up): ip 5 dlci 102(0x66,0x1860), static, broadcast, CISCO, status defined, activeRT5#sh fr maSerial0/0 (up): ip 3 dlci 201(0xC9,0x3090), static, broadcast, CISCO, status defined, activeSerial0/0 (up): ip 5 dlci 201(0xC9,0x3090), static, broadcast, CISCO, status defined, activeRT7#sh fr maSerial0/0 (up): ip 3 dlci 202(0xCA,0x30A0), static, broadcast, CISCO, status defined, activeSerial0/0 (up): ip 4 dlci 202(0xCA,0x30A0), static, broadcast, CISCO, status defined, active三 路由配置及测试RT3(config)#ip route 4RT3(config)#ip route 5RT5(config)#ip route 3RT5(config)#ip route 3RT7(config)#ip route 3RT7(config)#ip route 3RT3#sh ip rouCodes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static routeGateway of last resort is not setC /24 is directly connected, Ethernet3/0S /24 1/0 via 5 /27 is subnetted, 1 subnetsC 2 is directly connected, Serial0/0S /24 1/0 via 4RT5#sh ip rouCodes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static routeGateway of last resort is not setS /24 1/0 via 3S /24 1/0 via 3 /27 is subnetted, 1 subnetsC 2 is directly connected, Serial0/0C /24 is directly connected, Ethernet3/0RT7#sh ip rouCodes: C - connected, S - static, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2 i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2 ia - IS-IS inter area, * - candidate default, U - per-user static route o - ODR, P - periodic downloaded static routeGateway of last resort is not setS /24 1/0 via 3C /24 is directly connected, Ethernet3/0 /27 is subnetted, 1 subnetsC 2 is directly connected, Serial0/0S /24 1/0 via 3五：业务连通测试RT3#ping sour Type escape sequence to abort.Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds:Packet sent with a source address of !Success rate is 100 percent (5/5), round-trip min/avg/max = 56/68/100 msRT3#ping sour Type escape sequence to abort.Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds:Packet sent with a source address of !Success rate is 100 percent (5/5), round-trip min/avg/max = 60/68/92 msRT5#ping sou Type escape sequence to abort.Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds:Packet sent with a source address of !Success rate is 100 percent (5/5), round-trip min/avg/max = 60/61/64 msRT5#ping sou Type escape sequence to abort.Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds:Packet sent with a source address of !Success rate is 100 percent (5/5), round-trip min/avg/max = 124/134/160 ms1 RT7#ping sou Type escape sequence to abort.Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds:Packet sent with a source address of !Success rate is 100 percent (5/5), round-trip min/avg/max = 32/57/68 msRT7#ping sou Type escape sequence to abort.Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds:Packet sent with a source address of !Success rate is 100 percent (5/5), round-trip min/avg/max = 124/150/204 ms六：总结与原理分析原理:Frame-relay（帧中继）是在X.25的基础上发展而来的，基于面向连接的可靠线路。它工作在第2层数据链路层，支持PVC（永久虚电路）和SVC（交换虚电路）连接，目前大多数运营商仅支持PVC。Frame-relay（帧中继）使用LMI（本地管理接口）管理虚电路的建立、维护和中止，以及使用DLCI（数据链路连接标识）来标识每一条虚电路。七： show runRT5#sh ruBuilding configuration.Current configuration : 1533 bytes!version 12.3service timestamps debug datetime msecservice timestamps log datetime msecno service password-encryption!hostname RT5!boot-start-markerboot-end-marker!no aaa new-model!resource policy!memory-size iomem 5ip subnet-zero!ip cef RT5# sh ruBuilding configuration.Current configuration : 1533 bytes!version 12.3service timestamps debug datetime msecservice timestamps log datetime msecno service password-encryption!hostname RT5!boot-start-markerboot-end-marker!no aaa new-model!resource policy!memory-size iomem 5ip subnet-zero!ip cefno ip dhcp use vrf connected!no ip domain lookupno ftp-server write-enable!interface Serial0/0 ip address 4 24 encapsulation frame-relay serial restart-delay 0 no dce-terminal-timing-enable no fair-queue frame-relay map ip 3 201 broadcast frame-relay map ip 5 201 broadcast frame-relay lmi-type q933a!interface Serial0/1 no ip address shutdown serial restart-delay 0 no dce-terminal-timing-enable!interface Serial0/2 no ip address shutdown serial restart-delay 0 no dce-terminal-timing-enable!interface Serial0/3 no ip address shutdown serial restart-delay 0 no dce-terminal-timing-enable!interface Ethernet3/0 ip address half-duplex!interface Ethernet3/1 no ip address shutdown half-duplex!interface Ethernet3/2 no ip address shutdown half-duplex!interface Ethernet3/3 no ip address shutdown half-duplex!ip http serverip classlessip route 3ip route 3!no cdp run!control-plane!line con 0 exec-timeout 0 0 logging synchronousline aux 0 exec-timeout 0 0 privilege level 15 logging synchronousline vty 0 4 privilege level 15 no login!endRT3#sh ruBuilding configuration.Current configuration : 1533 bytes!version 12.3service timestamps debug datetime msecservice timestamps log datetime msecno service password-encryption!hostname RT3!boot-start-markerboot-end-marker!no aaa new-model!resource policy!memory-size iomem 5ip subnet-zero!ip cefno ip dhcp use vrf connected!no ip domain lookupno ftp-server write-enable!interface Serial0/0 ip address 3 24 encapsulation frame-relay serial restart-delay 0 no dce-terminal-timing-enable no fair-queue frame-relay map ip 4 101 broadcast frame-relay map ip 5 102 broadcast frame-relay lmi-type q933a!interface Serial0/1 no ip address shutdown serial restart-delay 0 no dce-terminal-timing-enable!interface Serial0/2 no ip address shutdown serial restart-delay 0 no dce-terminal-timing-enable!interface Serial0/3 no ip address shutdown serial restart-delay 0 no dce-terminal-timing-enable!interface Ethernet3/0 ip address half-duplex!interface Ethernet3/1 no ip address shutdown half-duplex!interface Ethernet3/2 no ip address shutdown half-duplex!interface Ethernet3/3 no ip address shutdown half-duplex!ip http serverip classlessip route 4ip route 5!no cdp run!control-plane!line con 0 e