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1、 CCIE分解:帧中继子接口和流量整形配置R1和R2之间的平均吞吐量较低为了节约开支，我们打算修改与效劳供应商签署的合同，将商定信息速率从1.544Mbit/s降低到19.2Mbit/s试验过程：第一步：预配置R1(config)#int s3/0R1(config-if)#encapsulation frame-relayR1(config-if)#no frame-relay inverse-arpR1(config-if)#no shR1(config-if)#endR1(config)#int s3/0.1 point-to-point /配置为点到点子接口R1(config-subi
2、f)#no shR1(config-subif)#ip ad 192.168.12.1 255.255.255.0R1(config-subif)#no frame-relay inverse-arp /关闭反向ARPR1(config-subif)#frame-relay interface-dlci 102R1(config-subif)#exitR1(config)#router ospf 1R1(config-router)#net 0.0.0.0 0.0.0.0 area 0R1(config-router)#exitR1(config)#int s3/0.2 point-to-po
3、intR1(config-subif)#no shR1(config-subif)#no frame-relay inverse-arpR1(config-subif)#ip ad 192.168.13.1 255.255.255.0R1(config-subif)#no shR1(config-subif)#frame-relay interface-dlci 103R2(config)#int s3/0R2(config-if)#encapsulation frame-relayR2(config-if)#ip ad 192.168.12.2 255.255.255.0R2(config-
4、if)#no shR2(config-if)#frame-relay map ip 192.168.12.1 201 broadcastR2(config-if)#exitR2(config)#router ospf 1R2(config-router)#net 0.0.0.0 0.0.0.0 area 0R2(config-router)#exitR2(config)#int s3/0R2(config-if)#ip ospf network point-to-pointR3(config)#int s3/0R3(config-if)#no shR3(config-if)#encapsula
5、tion frame-relayR3(config-if)#no frame-relay inverse-arpR3(config-if)#ip ad 192.168.13.3 255.255.255.0R3(config-if)#no shR3(config-if)#frame-relay map ip 192.168.13.1 301 bR3(config-if)#exitR3(config)#router ospf 1R3(config-router)#net 0.0.0.0 0.0.0.0 area 0R3(config-router)#exitR3(config)#int s3/0R
6、3(config-if)#ip ospf network point-to-point 试验过程：第一步：在R1 进展流量整形R1(config)#map-class frame-relay CIRR1(config-map-class)#frame-relay traffic-rate 19200R1(config-map-class)#exitR1(config)#int s3/0R1(config-if)#frame-relay traffic-shapingR1(config-if)#int s3/0.1R1(config-subif)#frame-relay class CIRR1(
7、config-subif)#int s3/0.2R1(config-subif)#frame-relay class CIR其次步：在R2上进展流量整形。R2(config)#map-class frame-relay CIRR2(config-map-class)#frame-relay traffic-rate 19200R2(config-map-class)#exitR2(config)#int s3/0R2(config-if)#frame-relay class CIR第三步：查看更为具体的流量整流的统计结果R1#show frame pvc 102PVC Statistics f
8、or interface Serial3/0 (Frame Relay DTE)DLCI = 102, DLCI USAGE = LOCAL, PVC STATUS = INACTIVE, INTERFACE = Serial3/0.1input pkts 0 output pkts 0 in bytes 0out bytes 0 dropped pkts 0 in pkts dropped 0out pkts dropped 0 out bytes dropped 0in FECN pkts 0 in BECN pkts 0 out FECN pkts 0out BECN pkts 0 in
9、 DE pkts 0 out DE pkts 0out bcast pkts 0 out bcast bytes 05 minute input rate 0 bits/sec, 0 packets/sec5 minute output rate 0 bits/sec, 0 packets/secpvc create time 00:50:40, last time pvc status changed 00:50:40cir 19200 bc 19200 be 0 byte limit 300 interval 125mincir 9600 byte increment 300 Adapti
10、ve Shaping nonepkts 0 bytes 0 pkts delayed 0 bytes delayed 0shaping inactivetraffic shaping drops 0Queueing strategy: fifoOutput queue 0/40, 0 drop, 0 dequeuedR2#show frame pvc 201PVC Statistics for interface Serial3/0 (Frame Relay DTE)DLCI = 201, DLCI USAGE = LOCAL, PVC STATUS = DELETED, INTERFACE
11、= Serial3/0input pkts 0 output pkts 0 in bytes 0out bytes 0 dropped pkts 0 in pkts dropped 0out pkts dropped 0 out bytes dropped 0in FECN pkts 0 in BECN pkts 0 out FECN pkts 0out BECN pkts 0 in DE pkts 0 out DE pkts 0out bcast pkts 0 out bcast bytes 05 minute input rate 0 bits/sec, 0 packets/sec5 minute output rate 0 bits/sec, 0 packets/secpvc create time 00:49:50, last time pvc status changed 00:49:37
