【广域网实验室】【CPOS链路配置】

1、CPOS链路配置【实验名称】CPOS链路配置【实验目的】通过本实验掌握COPS基本配置,理解SDH协议原理。【背景描述】某企业通过SDH线路与其分公司进行通讯,实验拓扑图如下所示,需要在SDH链路上使用PPP的CHAP认证方式保证网络安全,使用动态路由协议OSPF实现总公司与分公司之间网络互通。【实验拓扑】 【实验设备】RSR30-44路由器2台【实验步骤】第一步、配置CPOS接口RSR-A(config#controller sonet 4/0RSR-A(config-controller#framing sdhRSR-A(config-controller#aug mapping au-4

2、RSR-A(config-controller#au-4 1 tug-3 1RSR-A(config-ctrlr-tug3#tug2 4 e1 2 using-e1RSR-A(config#int serial 4/0.1/1/4/2:0RSR-A(config-if-Serial 4/0.1/1/4/2:0#ip address 17.1.1.2 255.255.255.252RSR-B(config#controller sonet 4/0RSR-B(config-controller#framing sdhRSR-B(config-controller#aug mapping au-4R

3、SR-B(config-controller#au-4 1 tug-3 1RSR-B(config-ctrlr-tug3#tug2 4 e1 2 using-e1RSR-B(config#int serial 4/0.1/1/4/2:0RSR-B(config-if-Serial 4/0.1/1/4/2:0#ip address 17.1.1.1 255.255.255.252第二步、配置PPP认证RSR-A(config#username RSR-B password 123RSR-A(config#int serial 4/0.1/1/4/2:0RSR-A(config-if-Serial

4、 4/0.1/1/4/2:0#encapsulation PPPRSR-A(config-if-Serial 4/0.1/1/4/2:0#ppp authentication chapRSR-B(config#username RSR-A password 123RSR-B(config#int serial 4/0.1/1/4/2:0RSR-B(config-if-Serial 4/0.1/1/4/2:0#encapsulation PPP第三步、配置OSPF路由协议RSR-A(config#router ospf 10RSR-A(config-router#router-id 1.1.1.

5、1RSR-A(config-router#network 17.1.1.0 0.0.0.3 area 0RSR-A(config-router#network 192.168.1.0 0.0.0.255 area 10RSR-A(config-router#network 192.168.2.0 0.0.0.255 area 10RSR-B(config#router ospf 10RSR-B(config-router# router-id 2.2.2.2RSR-B(config-router# network 10.1.1.0 0.0.0.255 area 20RSR-B(config-r

6、outer# network 10.1.2.0 0.0.0.255 area 20RSR-B(config-router# network 17.1.1.0 0.0.0.3 area 0第四步、配置交换网络在本实验中采用的NMX24ESW交换模块,在配置时需要进入service-module模式。RSR-A#service-module fastEthernet 3/0 sessionRuijie#configure terminalEnter configuration commands, one per line. End with CNTL/Z.Ruijie(config#vlan 10

7、Ruijie(config#vlan 20Ruijie(config#interface range fastEthernet 0/1-9Ruijie(config-if-range#switchport access vlan 10Ruijie(config#interface range fastEthernet 0/10-20Ruijie(config-if-range#switchport access vlan 20配置完成后,使用Ctrl+X退出service-module模式RSR-A(config#int fastEthernet 3/0.10RSR-A(config-subi

8、f#interface FastEthernet 3/0.10RSR-A(config-subif#encapsulation dot1Q 10RSR-A(config-subif#ip address 192.168.1.254 255.255.255.0 RSR-A(config#interface FastEthernet 3/0.20RSR-A(config-subif#encapsulation dot1Q 20RSR-A(config-subif#ip address 192.168.2.254 255.255.255.0RSR-B#service-module fastEther

9、net 3/0 sessionRuijie#configure terminalEnter configuration commands, one per line. End with CNTL/Z. Ruijie(config#vlan 30Ruijie(config#vlan 40Ruijie(config#interface range fastEthernet 0/1-9Ruijie(config-if-range#switchport access vlan 30Ruijie(config#interface range fastEthernet 0/10-20Ruijie(conf

10、ig-if-range#switchport access vlan 40配置完成后,使用Ctrl+X退出service-module模式RSR-B(config#int fastEthernet 3/0.10RSR-B(config-subif#interface FastEthernet 3/0.30RSR-B(config-subif#encapsulation dot1Q 130RSR-B(config-subif#ip address 10.1.1.1 255.255.255.0RSR-B(config#interface FastEthernet 3/0.40RSR-B(confi

11、g-subif#encapsulation dot1Q 40RSR-B(config-subif#ip address 10.1.2.1 255.255.255.0第五步、监控与维护RSR-B#sh controller sonet 4/0sonet 4/0 is up.Clock source : lineFraming sdh. Mapping : au-4 .Config:Alarm reporting enable for:BER thresholds: SF=10e-3 SD=10e-6.J0=1 C2=2.J1 length=16, content is Red-Giant.Det

12、ect:Pci clock is 66M.J0=1 C2=2.J1 Length=16, content is Red-Giant.Active Defect: None.Active Error: None.AU-4 1, TUG3 1 , TUG2 4 , E1 2 (c-12 1/1/4/2 is inuseMode :E1RSR-B#sh interfaces serial 4/0.1/1/4/2:0Index(dec:34 (hex:22Serial 4/0.1/1/4/2:0 is UP , line protocol is UPHardware is SerialInterfac

13、e address is: 17.1.1.2/30MTU 1500 bytes, BW 2000 KbitEncapsulation protocol is PPP, loopback not setKeepalive interval is 10 sec , setCarrier delay is 2 secRXload is 1 ,Txload is 1LCP OpenOpen: ipcpQueueing strategy: FIFOOutput queue 0/40, 0 drops;Input queue 0/75, 0 dropsJust for cpos statis: about

14、 rx0 pak failed, 0 raw max err, 0 unprov chanJust for cpos statis: about tx0 empty, 0 no valid err, 0 unprov chan0 malformed pkt err, 0 partial packet err5 minutes input rate 85 bits/sec, 0 packets/sec5 minutes output rate 88 bits/sec, 0 packets/sec154 packets input, 6600 bytes, 0 no buffer, 0 dropp

15、edReceived 16 broadcasts, 0 runts, 0 giants0 input errors, 0 CRC, 0 frame, 0 overrun, 0 abort136 packets output, 6073 bytes, 0 underruns , 0 dropped0 output errors, 0 collisions, 0 interface resetsRSR-B#RSR-B#RSR-B#sh conRSR-B#sh controller ?e1 Controller typesonet Controller typeRSR-B#sh ip routeCo

16、des: C - connected, S - static, R - RIP, B - BGPO - OSPF, IA - OSPF inter areaN1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2E1 - OSPF external type 1, E2 - OSPF external type 2i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2ia - IS-IS inter area, * - candidate de

17、faultGateway of last resort is no setC 10.1.1.0/24 is directly connected, FastEthernet 3/0.30C 10.1.1.1/32 is local host.C 10.1.2.0/24 is directly connected, FastEthernet 3/0.40C 10.1.2.1/32 is local host.C 17.1.1.0/30 is directly connected, Serial 4/0.1/1/4/2:0C 17.1.1.1/32 is directly connected, Serial 4/0.1/1/4/2:0C 17.1.1.2/32 is local host.O IA 192.168.1.0/24 110/51 via 17.1.1.1,