CISCO網(wǎng)絡(luò)技術(shù)培訓(xùn)資料

UTA培通用課程之一CISCO

網(wǎng)絡(luò)技術(shù)課程內(nèi)容

配接CISCO設(shè)備的線纜及接法CISCOIOS及路由器的基本配置CISCO配置文件CISCOCDP協(xié)議簡(jiǎn)介物理層數(shù)據(jù)鏈路層(MAC子層)物理層實(shí)現(xiàn)多種多樣有些物理層實(shí)現(xiàn)方式支持多種物理介質(zhì)Ethernet100baseTX10BaseT802.310Base510Base2100baseFX802.3說(shuō)明了10mb以太網(wǎng)規(guī)范802.3u說(shuō)明了100mb(快速)以太網(wǎng)規(guī)范100baseT410BaseFDIX標(biāo)準(zhǔn)LAN的物理層實(shí)現(xiàn)10Base5100BaseTX10BaseT100BaseFX使用介質(zhì)最大段長(zhǎng)拓?fù)漕?lèi)型連接器50-歐姆同軸電纜(粗)500米總線100米星形星形點(diǎn)到點(diǎn)EIA/TIA3,4,5類(lèi)雙絞線2對(duì)EIA/TIA5類(lèi)雙絞線2對(duì)62.5/125微米多模光纖AUIISO8877(RJ-45)雙工型介質(zhì)接口連接器(MIC)STISO8877(RJ-45)400米100米以太網(wǎng)介質(zhì)比較UTP設(shè)備RJ-45連接器188線對(duì)4R41234567線對(duì)T代表發(fā)送R代表接收線對(duì)2T2線對(duì)2R2線對(duì)3T3線對(duì)1R1線對(duì)1T1線對(duì)3R3線對(duì)4T4針UTP實(shí)現(xiàn)直連線

兩端的線序相同針線1 RD+2 RD-3 TD+4 NC5 NC6 TD-7 NC8 NC直連10BaseT/

100BaseT針線1 TD+2 TD-3 RD+4 NC5 NC6 RD-7 NC8 NC服務(wù)器/路由器81棕白藍(lán)白棕藍(lán)綠綠白橙橙白18直連線81集線器/交換機(jī)81棕白藍(lán)白棕藍(lán)綠綠白橙橙白UTP實(shí)現(xiàn)交叉線

部分線序交叉81交叉連接10BaseT/

100BaseT針 線1 RD+2 RD-3 TD+4 NC5 NC6 TD-7 NC8 NC針 線1 RD+2 RD-3 TD+4 NC5 NC6 TD-7 NC8 NC交叉線181881集線器/交換機(jī)集線器/交換機(jī)棕白棕藍(lán)綠綠白橙白藍(lán)白橙棕白橙白藍(lán)白棕綠橙綠白藍(lán)UTP直連線與交叉線對(duì)比兩個(gè)端口均標(biāo)有或均沒(méi)標(biāo)有“X”時(shí)用交叉線.有且僅有一個(gè)端口標(biāo)記有“X”時(shí)使用直連線.1x

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連接典型網(wǎng)決定使用10mb或100mb的物理介質(zhì)指明需要使用什么線類(lèi)確認(rèn)面板上的端口，查看是否標(biāo)記“X”指明需要使用交叉線或直連線100Mbps5類(lèi)交叉線10Mbps3,4,5類(lèi)交叉線100Mbps5類(lèi)直連線10Mbps3,4,5類(lèi)直連線10Mbps3,4,5類(lèi)直連線連接到路由器通過(guò)CSU/DSU接入網(wǎng)絡(luò)EIA/TIA-232EIA/TIA-449EIA-530V.35X.21CSU/

DSU端接用戶(hù)設(shè)備DTEDCE服務(wù)商區(qū)分不同的WAN串行連接器DataTerminalEquipment數(shù)據(jù)終終端設(shè)設(shè)備WAN連接中中用戶(hù)戶(hù)方的的最后后設(shè)備備DataCommunicationsEquipmen數(shù)據(jù)通通訊設(shè)設(shè)備WAN服務(wù)商商方的的最后后通訊訊設(shè)備備DCE提供時(shí)時(shí)鐘DCEDTE調(diào)制解解調(diào)器器通道服服務(wù)單單元/數(shù)據(jù)服服務(wù)單單元SSSSSSDTEDTEDCEDCE串行連連接中中的DTE和DCE比較DTE/DCE—責(zé)任分分界點(diǎn)點(diǎn)控制口口1603路路由由器—背板一一覽AUI以太網(wǎng)網(wǎng)口10BaseT以太網(wǎng)網(wǎng)口ISDNBRIS/TWAN串口可可以采采用模模塊化化方式式3640路路由由器—背板一一覽模塊化化端口口模塊WAN接口卡卡課程內(nèi)內(nèi)容配接CISCO設(shè)備的的線纜纜及接接法CISCOIOS及路由器器的配配置CISCO配置文文件CISCOCDP協(xié)議簡(jiǎn)簡(jiǎn)介PCs需要一一個(gè)將將RJ-45轉(zhuǎn)換到到DB-9或DB-25的轉(zhuǎn)換換器通訊口口設(shè)置置為9600波特率率,8個(gè)數(shù)據(jù)據(jù)位,不設(shè)奇奇偶校校驗(yàn)位位,1個(gè)停止止位,不設(shè)流流量控控制這是通通過(guò)控控制口口的一一種管管外管管理方方式AUX端口用用于調(diào)調(diào)制解解調(diào)器器的遠(yuǎn)遠(yuǎn)程連連接訪訪問(wèn)控制臺(tái)臺(tái)連接接帶控制制口的的設(shè)備備創(chuàng)建超超級(jí)終終端（（II）選擇串串口（（III）端口設(shè)設(shè)置（（IV）可以通通過(guò)多多種途途徑來(lái)來(lái)配置置配置直直接在在設(shè)備備的內(nèi)內(nèi)存中中生效效控制端端口Aux端口端口PCorUnix服務(wù)器器Web或網(wǎng)絡(luò)絡(luò)管理服務(wù)務(wù)器虛擬終終端多種途途徑的的配置置TelnetTFTPCiscoIOS軟件提提供多多種網(wǎng)網(wǎng)絡(luò)服服務(wù)進(jìn)進(jìn)而支支持各各種網(wǎng)網(wǎng)絡(luò)應(yīng)應(yīng)用.Cisco互連網(wǎng)網(wǎng)操作作系統(tǒng)統(tǒng)(IOS)軟件提供命命令行行界面面在不同同的網(wǎng)網(wǎng)絡(luò)設(shè)設(shè)備上上運(yùn)行行時(shí)有有差別別在命令令模式式下可可以鍵鍵入或或粘貼貼命令令鍵入命命令后后回車(chē)車(chē)，設(shè)設(shè)備即即解析析和執(zhí)執(zhí)行所所鍵入入的命命令兩個(gè)主主要命命令模模式是是用戶(hù)戶(hù)模式式和特特權(quán)模模式不同的的命令令模式式有不不同的的提示示符CiscoIOSCiscoIOS用戶(hù)界界面的的基本本特性性用戶(hù)模模式對(duì)交換換機(jī)和和路由由器的的有限限操作作命令提提示符符為主機(jī)名名>主要有有兩個(gè)個(gè)命令令模式式提供供命令令鍵入入.模式一一:CiscoIOS的主要要命令令模式式特權(quán)(或enabled)模式對(duì)交換換機(jī)和和路由由器更更深入入的操操作有配置置和監(jiān)監(jiān)視權(quán)權(quán)力是進(jìn)入入其它它配置置模式式的前前提命令提提示符符為主機(jī)名名#模式二二(也是最最常用用的模模式):CiscoIOS的主要要命令令模式式(續(xù)續(xù))Consolewg_ro_c>wg_ro_c>enablewg_ro_c#wg_ro_c#disablewg_ro_c>wg_ro_c>logoutwg_ro_ccon0isnowavailablePressRETURNtogetstarted.用戶(hù)模模式提提示特權(quán)模模式提提示登入路路由器器路由器器在用用戶(hù)模模式下下的命命令清清單wg_ro_c>?Execcommands:access-enableCreateatemporaryAccess-ListentryatmsigExecuteAtmSignallingCommandscdChangecurrentdeviceclearResetfunctionsconnectOpenaterminalconnectiondirListfilesongivendevicedisableTurnoffprivilegedcommandsdisconnectDisconnectanexistingnetworkconnectionenableTurnonprivilegedcommandsexitExitfromtheEXEChelpDescriptionoftheinteractivehelpsystemlatOpenalatconnectionlockLocktheterminalloginLoginasaparticularuserlogoutExitfromtheEXEC--More--wg_ro_c#?Execcommands:access-enableCreateatemporaryAccess-Listentryaccess-profileApplyuser-profiletointerfaceaccess-templateCrebfeFormanualemergencymodessettingcdChangecurrentdirectoryclearResetfunctionsclockManagethesystemclockconfigureEnterconfigurationmodeconnectOpenaterminalconnectioncopyCopyfromonefiletoanotherdebugDebuggingfunctions(seealso'undebug')deleteDeleteafiledirListfilesonafilesystemdisableTurnoffprivilegedcommandsdisconnectDisconnectanexistingnetworkconnectionenableTurnonprivilegedcommandseraseEraseafilesystemexitExitfromtheEXEChelpDescriptionoftheinteractivehelpsystem--More--路由器器在特特權(quán)模模式下下的命命令清清單只要輸輸入部部分命命令串串(唯唯一表表示某某個(gè)命命令)，緊緊接著著按tab鍵就可可以完完整地地輸入入一個(gè)個(gè)命令令路由器器命令令行幫幫助機(jī)機(jī)制上下文文關(guān)聯(lián)聯(lián)幫助助錯(cuò)誤信信息提提示指出所所輸入入交換換機(jī)命命令的的錯(cuò)誤誤所在在，以以便于于修改改或糾糾正.可以重重新調(diào)調(diào)出一一個(gè)較較長(zhǎng)或或較復(fù)復(fù)雜的的命令令或其其它內(nèi)內(nèi)容，，用來(lái)來(lái)再次次運(yùn)行行、查查看或或修改改.之前命令保存存區(qū)提供命令清單單和與特定命命令相關(guān)聯(lián)的的參數(shù).路由器的上下下文相關(guān)聯(lián)幫幫助Router#clokTranslating"CLOK"%Unknowncommandorcomputername,orunabletofindcomputeraddressRouter#cl?clearclockRouter#clock%Incompletecommand.Router#clock?setSetthetimeanddateRouter#clockset%Incompletecommand.Router#<Ctrl-P>clockset?hh:mm:ssCurrentTime符號(hào)解析命令提示調(diào)出最近用過(guò)過(guò)的內(nèi)容路由器的上下下文相關(guān)聯(lián)幫幫助(續(xù))Router#clokTranslating"CLOK"%Unknowncommandorcomputername,orunabletofindcomputeraddressRouter#clearclockRouter#%Incompletecommand.Router#setSetthetimeanddateRouter#%Incompletecommand.Router#hh:mm:ssCurrentTimeRouter#clockset19:56:00%Incompletecommand.Router#clockset19:56:00?<1-31>DayofthemonthMONTHMonthoftheyearRouter#clockset19:56:00048^%Invalidinputdetectedatthe'^'markerRouter#clockset19:56:0004August%Incompletecommand.Router#clockset19:56:0004August?<1993-2035>Year命令提示語(yǔ)法檢查命令提示Router>Shapethefutureofinternetworkingbycreatingunpreced使用增強(qiáng)的的編輯命令令“Shapethefutureofinternetworkingbycreatingunprecedentedvalueforcustomers,employees,andpartners.””上述文字段段在輸入時(shí)時(shí)會(huì)超出一一行Router>$futureofinternetworkingbycreatingunprecedentedop使用增強(qiáng)的的編輯命令令(一行中長(zhǎng)長(zhǎng)字串會(huì)自自動(dòng)滾卷).Router>Shapethevalueofinternetworkingbycreatingunpreced使用增強(qiáng)的的編輯命令令(一行中長(zhǎng)長(zhǎng)字串會(huì)自自動(dòng)滾卷).<Ctrl-A>光標(biāo)移動(dòng)到到命令行的的開(kāi)始位置置.Router>$valueforcustomers,employees,andpartners.使用增強(qiáng)的的編輯命令令(一行中長(zhǎng)長(zhǎng)字串會(huì)自自動(dòng)滾卷).<Ctrl-A>光標(biāo)移動(dòng)到到命令行的的開(kāi)始位置置.<Ctrl-E>光標(biāo)移動(dòng)到到命令行的的結(jié)束位置置.使用增強(qiáng)的的編輯命令令(一行中長(zhǎng)長(zhǎng)字串會(huì)自自動(dòng)滾卷).<Ctrl-A>光標(biāo)標(biāo)移移動(dòng)動(dòng)到到命命令令行行的的開(kāi)開(kāi)始始位位置置.<Ctrl-E>光標(biāo)標(biāo)移移動(dòng)動(dòng)到到命命令令行行的的結(jié)結(jié)束束位位置置.<Esc-B>回移移一一個(gè)個(gè)單單詞詞Router>$valueforcustomers,employees,andpartners.使用增強(qiáng)的編編輯命令(一行中長(zhǎng)字字串會(huì)自動(dòng)滾滾卷).<Ctrl-A>光標(biāo)移動(dòng)到命命令行的開(kāi)始始位置.<Ctrl-E>光標(biāo)移動(dòng)到命命令行的結(jié)束束位置.<Esc-B>回移一個(gè)單詞詞.<Ctrl-F>下移一個(gè)字符符.Router>$valueforcustomers,employees,andpartners.使用增強(qiáng)的編編輯命令(一行中長(zhǎng)字字串會(huì)自動(dòng)滾滾卷).<Ctrl-A>光標(biāo)移動(dòng)到命命令行的開(kāi)始始位置.<Ctrl-E>光標(biāo)移動(dòng)到命命令行的結(jié)束束位置.<Esc-B>回移一個(gè)單詞詞<Ctrl-F>下移一個(gè)字符符.<Ctrl-B>回移一個(gè)字符符.Router>$valueforcustomers,employees,andpartners.使用增強(qiáng)的編編輯命令(一行中長(zhǎng)字字串會(huì)自動(dòng)滾滾卷).<Ctrl-A>光標(biāo)移動(dòng)到命命令行的開(kāi)始始位置.<Ctrl-E>光標(biāo)移動(dòng)到命命令行的結(jié)束束位置.<Esc-B>回移一個(gè)單詞詞<Ctrl-F>下移一個(gè)字符符.<Ctrl-B>回移一個(gè)字符符.<Esc-F>下移一個(gè)單詞詞Router>$valueforcustomers,employees,andpartners.(一行中長(zhǎng)字字串會(huì)自動(dòng)滾滾卷).<Ctrl-A>光標(biāo)移動(dòng)到命命令行的開(kāi)始始位置.<Ctrl-E>光標(biāo)移動(dòng)到命命令行的結(jié)束束位置.<Esc-B>回移一個(gè)單詞詞<Ctrl-F>下移一個(gè)字符符.<Ctrl-B>回移一個(gè)字符符.<Esc-F>下移一個(gè)單詞詞使用增強(qiáng)的編編輯命令<Ctrl-D>刪除當(dāng)前字符符Router>$valueforcustomers,employees,andpartners.Ctrl-PorUparrow調(diào)出最近(前一)使用過(guò)的命令令Ctrl-NorDownarrow調(diào)出更近使用用過(guò)的命令Router>showhistory顯示命令保存存區(qū)內(nèi)容Router>terminalhistorysizelines設(shè)置命令保存存區(qū)大小回覽之前用過(guò)過(guò)的命令showversion命令wg_ro_a#showversionCiscoInternetworkOperatingSystemSoftwareIOS(tm)2500Software(C2500-JS-L),Version12.0(3),RELEASESOFTWARE(fc1)Copyright(c)1986-1999byciscoSystems,Inc.CompiledMon08-Feb-9918:18byphanguyeImagetext-base:0x03050C84,data-base:0x00001000ROM:SystemBootstrap,Version11.0(10c),SOFTWAREBOOTFLASH:3000BootstrapSoftware(IGS-BOOT-R),Version11.0(10c),RELEASESOFTWARE(fc1)wg_ro_auptimeis20minutesSystemrestartedbyreloadSystemimagefileis"flash:c2500-js-l_120-3.bin"(outputomitted)--More--Configurationregisteris0x2102查看配置置情況控制臺(tái)IOSSetuputilityshowstartup-configshowrunning-config將配置參參數(shù)保存存到NVRAM中ConfigConfigRAMNVRAMshowrunning和showstartup命令wg_ro_c#showstartup-configUsing1359outof32762bytes!version12.0!--More--wg_ro_c#showrunning-configBuildingconfiguration...Currentconfiguration:

!version12.0!--More--保存在NVRAM中保存在RAM中顯示當(dāng)前前運(yùn)行的的和保存存的配置置情況路由器模模式一覽覽Router(config)#Router>enableRouter#configtermExitCtrl-Z(end)用戶(hù)模式式特權(quán)模式式全局配置置模式配置模式式模式提示示InterfaceRouter(config-if)#SubinterfaceRouter(config-subif)#ControllerRouter(config-controller)#LineRouter(config-line)#RouterRouter(config-router)#IPXrouterRouter(config-ipx-router)#保存配置置wg_ro_c#wg_ro_c#copyrunning-configstartup-configDestinationfilename[startup-config]?Buildingconfiguration…wg_ro_c#將當(dāng)前運(yùn)運(yùn)行的配配置復(fù)制制到NVRAM中配置路由由器的各各種標(biāo)識(shí)識(shí)為路由器器或其端端口設(shè)置置標(biāo)識(shí)或或信息路由器名名Router(config)#hostnameaganagan(config)#開(kāi)機(jī)時(shí)的的固定顯顯示信息息Agan(config)#bannermotd#AccountingDepartmentYouhaveenteredasecuredsystem.Authorizedaccessonly!#配置路由由器的各各種標(biāo)識(shí)識(shí)為路由器器或其端端口設(shè)置置標(biāo)識(shí)或或信息路由器名名Router(config)#hostnameaganagan(config)#開(kāi)機(jī)時(shí)的的固定顯顯示信息息agan(config)#bannermotd#AccountingDepartmentYouhaveenteredasecuredsystem.Authorizedaccessonly!#端口描述述agan(config)#interfaceethernet0agan(config-if)#descriptionEngineeringLAN,Bldg.18Router(config)#lineconsole0Router(config-line)#loginRouter(config-line)#passwordcisco控制臺(tái)臺(tái)密碼碼虛擬終終端密密碼Router(config)#linevty04Router(config-line)#loginRouter(config-line)#passwordrichagan路由器器密碼碼配置置Router(config)#lineconsole0Router(config-line)#loginRouter(config-line)#passwordcisco控制臺(tái)臺(tái)密碼碼虛擬終終端密密碼Router(config)#linevty04Router(config-line)#loginRouter(config-line)#passwordrichagan特權(quán)模模式明明文密密碼Router(config)#enablepasswordcisco特權(quán)模模式加加密密密碼Router(config)#enablesecretsanfran路由器器密碼碼配置置Router(config)#interfacetypenumberRouter(config-if)#端口配配置type包括serial,ethernet,tokenring,fddi,hssi,loopback,dialer,null,async,atm,bri,andtunnelnumber用來(lái)識(shí)識(shí)別具具體的的單個(gè)個(gè)端口口Router(config-if)#exit從當(dāng)前前端口口配置置模式式退出出Router(config)#interfacetypeslot/portRouter(config-if)#模塊化化端口口的表表示法法配置串串口進(jìn)入全全局配配置模模式Router(config)#interfaceserial0Router(config-if)#Router#configuretermRouter(config)#指定某某個(gè)端端口配置串串口進(jìn)入全全局配配置模模式Router(config-if)#clockrate64000Router(config-if)#Router(config)#interfaceserial0Router(config-if)#Router#configuretermRouter(config)#Router(config-if)#bandwidth64Router(config-if)#exitRouter(config)#exitRouter#指定某個(gè)個(gè)端口設(shè)置時(shí)鐘鐘頻率(只在DCE端)調(diào)協(xié)波特特率(建議)Router#showinterfaceserial0Serial0isup,lineprotocolisupHardwareisHD64570Internetaddressis/24MTU1500bytes,BW64Kbit,DLY20000usec,rely255/255,load1/255EncapsulationHDLC,loopbacknotset,keepaliveset(10sec)Lastinput00:00:09,output00:00:04,outputhangneverLastclearingof"showinterface"countersneverInputqueue:0/75/0(size/max/drops);Totaloutputdrops:0Queueingstrategy:weightedfairOutputqueue:0/1000/64/0(size/maxtotal/threshold/drops)Conversations0/1/256(active/maxactive/maxtotal)ReservedConversations0/0(allocated/maxallocated)5minuteinputrate0bits/sec,0packets/sec5minuteoutputrate0bits/sec,0packets/sec(outputomitted)確認(rèn)參數(shù)數(shù)修改情情況開(kāi)啟或關(guān)關(guān)閉端口口Router#configuretermRouter(config)#interfaceserial0Router(config-if)#noshutdown%LINK-3-UPDOWN:InterfaceSeria0,changedstatetoup%LINEPROTO-5-UPDOWN:LineProtocolonInterfaceSerial0,changedstatetoup開(kāi)啟已經(jīng)經(jīng)關(guān)閉的的端口Router#configuretermRouter(config)#interfaceserial0Router(config-if)#shutdown%LINK-5-CHANGED:InterfaceSerial0,changedstatetoadministrativelydown%LINEPROTO-5-UPDOWN:LineprotocolonInterfaceSerial0,changedstatetodown人工工關(guān)關(guān)閉閉端端口口路由由器器的的showinterfaces命令令Router#showinterfacesEthernet0isup,lineprotocolisupHardwareisLance,addressis00e0.1e5d.ae2f(bia00e0.1e5d.ae2f)Internetaddressis1/24MTU1500bytes,BW10000Kbit,DLY1000usec,rely255/255,load1/255EncapsulationARPA,loopbacknotset,keepaliveset(10sec)ARPtype:ARPA,ARPTimeout04:00:00Lastinput00:00:07,output00:00:08,outputhangneverLastclearingof"showinterface"countersneverQueueingstrategy:fifoOutputqueue0/40,0drops;inputqueue0/75,0drops5minuteinputrate0bits/sec,0packets/sec5minuteoutputrate0bits/sec,0packets/sec81833packetsinput,27556491bytes,0nobufferReceived42308broadcasts,0runts,0giants,0throttles1inputerrors,0CRC,0frame,0overrun,1ignored,0abort0inputpacketswithdribbleconditiondetected55794packetsoutput,3929696bytes,0underruns0outputerrors,0collisions,1interfaceresets0babbles,0latecollision,4deferred0lostcarrier,0nocarrier0outputbufferfailures,0outputbuffersswappedoutRouter#showinterfacesserial1Serial1isup,lineprotocolisupHardwareisHD64570Description:64KbLinetoSanJose::::::::::::::::::Operational..................Connectionproblem...Interfaceproblem........Disabled......................Serial1isup,lineprotocolisupSerial1isup,lineprotocolisdownSerial1isdown,lineprotocolisdownSerial1isadministrativelydown,lineprotocolisdown存活信息息載波監(jiān)測(cè)測(cè)解讀端口口狀態(tài)串口上用用showcontroller命令Router#showcontrollerserial0HDunit0,idb=0x121C04,driverstructureat0x127078buffersize1524HDunit0,V.35DTEcable...顯示串口口線的線線纜類(lèi)型型課程內(nèi)容容配接CISCO設(shè)備的線線纜及接接法CISCOIOS及路由器器的配置置CISCO配置文件件CISCOCDP協(xié)議簡(jiǎn)介介加載配置置文件控制臺(tái)IOSSetuputilityshowstartup-configshowrunning-config從NVRAM中加載并并運(yùn)行配配置文件件如果NVRAM中沒(méi)有配配置文件件,進(jìn)進(jìn)入setup模式ConfigConfigRAMNVRAM使用showrunning和showstartup命令wg_ro_c#showstartup-configUsing1359outof32762bytes!version12.0!--More--wg_ro_c#showrunning-configBuildingconfiguration...Currentconfiguration:

!version12.0!--More--存在NVRAM中存在RAM中顯示當(dāng)前前運(yùn)行的的和保存存的配置置情況配置參數(shù)數(shù)的來(lái)源源ConfigConfigRAMNVRAMNVRAMcopyrunningstartupcopystartuprunning(合并)配置參數(shù)數(shù)的來(lái)源源ConfigConfigRAMNVRAMNVRAMTerminalcopyrunningstartupcopystartuprunning(合并)configterm(合并)ConfigConfigConsoleRAMNVRAMNVRAMTerminalTFTP服務(wù)器copyrunningstartupcopystartuprunning(合并)TFTP服務(wù)器copystarttftpcopytftpstartcopyruntftpcopytftprun(合并)configterm(合并)配置參數(shù)數(shù)的來(lái)源源配置參數(shù)數(shù)的來(lái)源源ConfigConfigConsoleRAMNVRAMNVRAMTerminalTFTPserver刪除啟動(dòng)動(dòng)配置文文件copyrunningstartupcopystartuprunning(合并)TFTP服務(wù)器Blank000000000000erasestartconfigterm(合并)copytftprun(合并)copytftpstartcopystarttftpcopyruntftp使用copyruntftp和copytftprun命令wg_ro_a#copyrunning-configtftpAddressornameofremotehost[]?Destinationfilename[running-config]?wgroa.cfg.!!1684bytescopiedin13.300secs(129bytes/sec)wg_ro_a#copytftprunning-configAddressornameofremotehost[]?Sourcefilename[]?wgroa.cfgDestinationfilename[running-config]?Accessingt/wgroa.cfg...Loadingwgroa.cfgfrom(viaEthernet0):![OK-1684/3072bytes]1684bytescopiedin17.692secs(99bytes/sec)wg_ro_a#showflashSystemflashdirectory:FileLengthName/status110084696c2500-js-l_120-3.bin[10084760bytesused,6692456available,16777216total]16384KbytesofprocessorboardSystemflash(ReadONLY)確認(rèn)存貯貯空間并并解析文文件名確認(rèn)Flash中有足夠夠空間來(lái)來(lái)存放IOS映象文件件wg_ro_a#copyflashtftpSourcefilename[]?c2500-js-l_120-3.binAddressornameofremotehost[]?Destinationfilename[c2500-js-l_120-3.bin]?!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!<outputomitted>10084696bytescopiedin709.228secs(14223bytes/sec)wg_ro_a#作映象文文件的備備份在升級(jí)IOS前備份當(dāng)當(dāng)前的映映象文件件網(wǎng)絡(luò)服務(wù)器FLASHcopyflashtftpwg_ro_a#copytftpflashAddressornameofremotehost[]?Sourcefilename[]?c2500-js-l_120-3.binDestinationfilename[c2500-js-l_120-3.bin]?Accessingt/c2500-js-l_120-3.bin...Eraseflash:beforecopying?[confirm]Erasingtheflashfilesystemwillremoveallfiles!Continue?[confirm]Erasingdevice...eeeee(outputomitted)...erasedEraseofflash:completeLoadingc2500-js-l_120-3.binfrom(viaEthernet0):!!!!!!!!!!!!!!!!!!!!(outputomitted)[OK-10084696/20168704bytes]Verifyingchecksum...OK(0x9AA0)10084696bytescopiedin309.108secs(32636bytes/sec)wg_ro_a#從網(wǎng)絡(luò)升升級(jí)IOS加載新的的映象文文件前對(duì)對(duì)Flash作適當(dāng)?shù)牡奈募h刪除注意關(guān)于于映象文文件已經(jīng)經(jīng)存在的的提示信信息網(wǎng)絡(luò)服務(wù)器FLASH課程內(nèi)容容配接CISCO設(shè)備的線線纜及接接法CISCOIOS及路由器器的配置置CISCO配置文件件CISCOCDP協(xié)議簡(jiǎn)介介CDP協(xié)議CiscoDiscoveryProtocol是一個(gè)提提供關(guān)于于直接相相連的交交換機(jī)、、路由器器和其它它Cisco設(shè)備的綜綜合信息息的專(zhuān)有有工具CDP能夠發(fā)現(xiàn)現(xiàn)直接相相鄰的設(shè)設(shè)備而不不管這些些設(shè)備所所運(yùn)行的的是什么么協(xié)議棧棧物理介質(zhì)質(zhì)必須能能夠支持持SubnetworkAccessProtocol(SNAP)上層地址址Cisco專(zhuān)有的鏈鏈路層協(xié)協(xié)議介質(zhì)必須須能夠支支持SNAPTCP/IPNovellIPXCDP能發(fā)現(xiàn)現(xiàn)并顯示示關(guān)于直直接相連連的Cisco設(shè)備的信信息ATMOthersLANs幀中繼AppleTalkOthersCDP運(yùn)行在使使用10.3或更新版版CiscoIOS的路由器器以及Cisco交換機(jī)和和集線器器上能獲取的的信息包包括:設(shè)備名對(duì)應(yīng)各協(xié)協(xié)議的地地址端口名角色特征征平臺(tái)CDPshowcdpCDPCDP用CDP發(fā)現(xiàn)直接接相鄰的的設(shè)備使用CDP交換機(jī)B路由器A路由器B交換機(jī)AS0S1RouterA#shcdp?entryInformationforspecificneighborentryinterfaceCDPinterfacestatusandconfigurationneighborsCDPneighborentriestrafficCDPstatistics<cr>RouterA(config)#nocdprunRouterA(config)#interfaceserial0RouterA(config-if)#nocdpenable交換機(jī)A同時(shí)也顯顯示其Mac地址使用showcdpneighbor命令RouterA#shcdpneighborsCapabilityCodes:R-Router,T-TransBridge,B-SourceRouteBridgeS-Switch,H-Host,I-IGMP,r-RepeaterDeviceIDLocalIntrfceHoldtmeCapabilityPlatformPortIDRouterBSer0148R2522Ser1SwitchA0050BD855780Eth0167TS19002S0S1交換機(jī)B路由器A路由器B交換機(jī)A使用showcdpentry命令RouterA#shcdpentry*-------------------------DeviceID:RouterBEntryaddress(es):IPaddress:Platform:cisco2522,Capabilities:RouterInterface:Serial0,PortID(outgoingport):Serial1Holdtime:168secVersion:CiscoInternetworkOperatingSystemSoftwareIOS(tm)2500Software(C2500-JS-L),Version12.0(3),RELEASESOFTWARE(fci)Copyright(c)1986-1999byciscoSystems,Inc.CompiledMon08-Feb-9918:18byphanguyeS0S1交換機(jī)B路由器A路由器B交換機(jī)A用Telnet連接到遠(yuǎn)遠(yuǎn)端設(shè)備備遠(yuǎn)端設(shè)備備S0S1RouterA#telnetTrying...Open-------------------------------------------------Catalyst1900ManagementConsoleCopyright(c)CiscoSystems,Inc.1993-1998Allrightsreserved.EnterpriseEditionSoftwareEthernetAddress:00-90-86-73-33-40PCANumber:73-2239-06PCASerialNumber:FAA02359H8KModelNumber:WS-C1924-ENSystemSerialNumber:FAA0237X0FQ..SwitchB>交換機(jī)B路由器A路由器B交換機(jī)A查看Telnet連接S0S1RouterA#shsessionConnHostAddressByteIdleConnName101*200RouterA#shuserLineUserHost(s)IdleLocation*0con03211vty0idle交換機(jī)B路由器A路由器B交換機(jī)A掛起一個(gè)個(gè)Telnet會(huì)話S0S1RouterB#<Ctrl-Shift-6>xRouterA#shsessionConnHostAddressByteIdleConnName101RouterA#resume1RouterB#交換機(jī)B路由器A路由器B交換機(jī)ARouterA#disconnectClosingconnectionto[confirm]RouterA#clearline11[confirm][OK]關(guān)閉一個(gè)個(gè)Telnet會(huì)話關(guān)閉由遠(yuǎn)遠(yuǎn)端設(shè)備備建立的的會(huì)話關(guān)閉由自自己建立立的當(dāng)前前會(huì)話S0S1交換機(jī)B路由器A路由器B交換機(jī)A使用ping和trace命令測(cè)試對(duì)遠(yuǎn)遠(yuǎn)端設(shè)備備的連接接性和路路徑Router##ping0Typeescapesequencetoabort.Sending5,100-byteICMPEchosto0,timeoutis2seconds:!!!!!Successrateis100percent(5/5),round-tripmin/avg/max=4/4/4msRouter#trace0Typeescapesequencetoabort.Tracingtherouteto0104msec4msec4msecRouter#總結(jié)通過(guò)本章章的學(xué)習(xí)習(xí)，您應(yīng)應(yīng)該掌握握以下內(nèi)內(nèi)容:描述網(wǎng)絡(luò)絡(luò)的不同同設(shè)備之之間互聯(lián)聯(lián)時(shí)的線線纜清楚路由由器的各各種配置置模式和和操作路由器配配置文件件的備份份清楚CDP協(xié)議的基基本命令令9、靜靜夜夜四四無(wú)無(wú)鄰鄰，，荒荒居居舊舊業(yè)業(yè)貧貧。。。。12月月-2212月月-22Tuesday,December20,202210、雨中中黃葉葉樹(shù)，，燈下下白頭頭人。。。17:24:3117:24:3117:2412/20/20225:24:31PM11、以我我獨(dú)沈沈久，，愧君君相見(jiàn)見(jiàn)頻。。。12月月-2217:24:3117:24Dec-2220-Dec-2212、故人江江海