【正文】
erface Serial3/0, changed state to up(4)Router3的配置如下:RouterenableRouterconfigure terminalEnter configuration mands, one per line. End with CNTL/Z.Router(config)interface Serial2/0Router(configif)ip address Router(configif)%LINK5CHANGED: Interface Serial2/0, changed state to upno shutdownRouter(configif)clock rate 250000Router(configif)%LINEPROTO5UPDOWN: Line protocol on Interface Serial2/0, changed state to upRouter(configif)exitRouter(config)interface Serial3/0Router(configif)ip address Router(configif)%LINK5CHANGED: Interface Serial3/0, changed state to upno shutdownRouter(configif)Router(configif)exitRouter(config)interface FastEthernet0/0Router(configif)ip address Router(configif)no shutdown%LINK5CHANGED: Interface FastEthernet0/0, changed state to up%LINEPROTO5UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to upRouter(configif)Router(configif)exitRouter(config)interface FastEthernet1/0Router(configif)ip address Router(configif)Router(configif)exitRouter(config)router ripRouter(configrouter)network Router(configrouter)network Router(configrouter)network Router(configrouter)network Router(configrouter)Router(configrouter)end%SYS5CONFIG_I: Configured from console by consoleRoutercopy runningconfig startupconfigDestination filename [startupconfig]? Building configuration...[OK]RouterRouterconfigure terminalEnter configuration mands, one per line. End with CNTL/Z.Router(config)interface FastEthernet1/0Router(configif)no shutdown%LINK5CHANGED: Interface FastEthernet1/0, changed state to up%LINEPROTO5UPDOWN: Line protocol on Interface FastEthernet1/0, changed state to upRouter(configif)Router(configif)end%SYS5CONFIG_I: Configured from console by consoleRoutercopy runningconfig startupconfigDestination filename [startupconfig]? Building configuration...[OK]Router圖3 Router0的IP配置圖4 Router1的IP配置圖5 Router2的IP配置圖6 Router3的IP配置圖7運(yùn)行結(jié)果在測(cè)試過程中各個(gè)環(huán)節(jié)會(huì)遇到各種問題,例如:如果信封的模擬傳輸不成功,就需仔細(xì)查看拓?fù)浣Y(jié)構(gòu)的連接,所經(jīng)過的節(jié)點(diǎn)是否都已開通激活,或者查看各個(gè)器件的IP地址和接口地址是否配置正確