路由器配置基礎(chǔ)

1、路由器配置基礎(chǔ) 2用戶界面登錄到路由器router con0 is now availablepress return to get started.routerrouterenablepassword:router#router#exitrouterrouterlogoutuser mode promptprivileged mode prompt3用戶界面使用密碼na line access passwordna privileged exec mode passwordnencrypted passwordsios提供加密存放密碼的服務(wù)。4用戶界面用戶方式命令列表dut?exec com

2、mands: session number to resume access-enable create a temporary access-list entry access-profile apply user-profile to interface attach attach to system component clear reset functions connect open a terminal connection disable turn off privileged commands disconnect disconnect an existing network

3、connection enable turn on privileged commands exit exit from the exec help description of the interactive help system lock lock the terminal login log in as a particular user logout exit from the exec mls exec mls router commands mrinfo request neighbor and version information from a multicast route

4、r mstat show statistics after multiple multicast traceroutes mtrace trace reverse multicast path from destination to source name-connection name an existing network connection pad open a x.29 pad connection -more- 5用戶界面上下文相關(guān)幫助dutshow bootfdutshow bootflash: ? all show all possible flash info chips s

5、how flash chip information filesys show file system information | output modifiers dutshow bootflash: 6用戶界面使用編輯命令n 移動到命令行開頭n 移動到命令行結(jié)束n 移動到上一個詞開始n 移動到前一個字符n 移動到下一個字符n 移動到下一個詞7用戶界面命令歷史紀錄router#show history show history enable terminal hisitory size 10 terminal no editing terminal editingrouter# or up

6、arrow 上一個命令 or down arrow 下一個命令8檢查路由器狀態(tài)internetwork operating systemprogramdynamicconfigurationinformationtableandbuffersoperatingsystemsbackupconfigurationfileinterfacesrouter#show versionrouter#show startup-conifgrouter#show interfacesrouter#show processes cpu router#show protocolsrouter#show runn

7、ing-configrouter#show memrouter#show ip routerouter#show flash9檢查路由器狀態(tài)n show version顯示系統(tǒng)的硬件配置，軟件版本，配置文件的源和名字，以及啟動鏡像。n show processes顯示當前活動進程。n show protocols顯示已經(jīng)配置的協(xié)議。n show memory顯示路由器的內(nèi)存信息n show ip route顯示路由表n show flash顯示閃存設(shè)備的信息n show running-config顯示當前活動配置n show startup-config顯示備份配置文件n show inte

8、rfaces顯示已經(jīng)配置的界面屬性10載入配置文件ramnvram configure terminal1 copy startup-config running-config2 copy tftp running-conifg3console orterminaltftp server copy tftp startup-config411載入配置配置文件n configure terminal從終端執(zhí)行配置命令n copy tftp running-config從tftp服務(wù)器將配置復(fù)制到ram中n copy tftp startup-config從tftp服務(wù)器將配置復(fù)制到nvram中n

9、 copy startup-config running-config從nvram將配置文件從nvram中復(fù)制到ram12載入配置文件tftp serverramrouter#copy tftp running-confighost or network configuration file host?ip address of remote host 55? 55name of configuration file router-config? p1r1.2booting p1r1.2 from 55:!ok 874/16

10、000 bytesp1r1#13基本的路由器配置任務(wù)routerenablerouterconfiguration terminalrouter(config)#user exec modeprivieged exec modeglobal configuration modectrl-z(end)exitconfiguration moderouter portinterfacerouter(config-if)#subinterfacerouter(config-subif)#controllerrouter(config-controller)#linerouter(config-lin

11、e)#routerrouter(config-router)#ipx-routerrouter(config-ipx-router)#router-maprouter(config-route-map)#14基本的路由器配置任務(wù)ninterface mode支持對一個界面進行配置的命令nsubinterface mode支持對一個物理界面上的虛電路進行配置。ncontroller mode支持配置通道化的t1nline mode支持配置終端線nrouter mode配置ip路由協(xié)議nipx-router mode支持配置novell網(wǎng)絡(luò)層協(xié)議nrouter-map mode支持配置路由表（策略

12、路由）15基本的路由器配置任務(wù)佩路由器身份信息router(config)#hostname p1r1p1r1#router namep1r1(config)#banner motd#you have entered a secured system.autherized access only!#message-of-the-day bannerp1r1(config)#interface ethernet 0p1r1(config-if)#description engineering lan, blad. 1816基本的路由器配置任務(wù)密碼設(shè)定n主控臺密碼 line console 0 p

13、assword abcn虛擬終端密碼 line vty 0 4 password abcn特權(quán)模式密碼 enable secret abc17基本的路由器配置任務(wù)配置和管理界面n interface command interface serial 0 interface ethernet 1 interface ethernet 1/0 interface ethernet 1/0/0n show interface command show interface ethernet 018基本的路由器配置任務(wù)確認界面狀態(tài)noperational serial1 is up, line prot

14、ocol is upnconnection problem serial1 is up, line protocol is downninterface problem serial1 is down, line protocol is downndisable serial1 is administratively down, line protocol is down19基本的路由器配置任務(wù)禁用一個界面n shutdown禁用一個界面n no shutdown起用一個界面20基本的路由器配置任務(wù)保存配置n write memoryn copy running-config startup-

15、confign copy running-config tftp21基本的路由器配置任務(wù)管理配置環(huán)境router#configure terminalrouter(config)#boot system flash c2500-js-1router#copy running-config startup-configflashrouter#configure terminalrouter(config)#boot system tftp test.exe 11router#copy running-config startup-confignetworkrouter#co

16、nfigure terminalrouter(config)#boot system romrouter#copy running-config startup-configrom22基本的路由器配置任務(wù)密碼恢復(fù)n在路由器啟動過程中 breakn更改過程rommonconfregdo you wish to change the configuration?y/nn:yenable “ignore system config info”?y/nn:ychange the boot characteristics?y/nn:yenter to boot: 2do you wish to chan

17、ge the configuration?y/nn:nrommonresetwould you like to enter the initial dialog?yes:no enable configure memory 改密碼 configure register 0 x210223基本的路由器配置任務(wù)備份iosn copy flash tftp24基本的路由器配置任務(wù)升級iosn copy tftp flash25基本的路由器配置任務(wù)使用setup進行快速設(shè)置n setup26發(fā)現(xiàn)和訪問其他cisco設(shè)備ncisco discovery protocolcisco的特有協(xié)議，使得網(wǎng)絡(luò)管理員能夠發(fā)現(xiàn)相鄰設(shè)備的平臺和協(xié)議。n信息包括：設(shè)備標識：如主機名及域名地址列表：至少包