??????在廣域網(wǎng)??????在廣域網(wǎng)的串行口上配置和協(xié)在一個(gè)PPP連接內(nèi)配置PAP和CHAP驗(yàn)查看點(diǎn)到點(diǎn)的HDLC和PPP協(xié)議配置情況描述ISDN連接中的組成部分ISDNBRI以及按需撥號(hào)連查看DDR信WAN概廣域網(wǎng)連接的場(chǎng)根據(jù)用戶(hù)不同的需求提供不同的WAN概廣域網(wǎng)連接的場(chǎng)根據(jù)用戶(hù)不同的需求提供不同的連接方同步串專(zhuān)異步串電路交同步串包交同步串專(zhuān)異步串電路交同步串包交WANserviceprovidertollSSSSCOLocalWANserviceprovidertollSSSSCOLocalSSSTrunksandRouterEIA/TIA-EIA-NetworkconnectionsatRouterEIA/TIA-EIA-NetworkconnectionsattheEIA/TIA-專(zhuān)X.25,FrameRelay,包交電路交專(zhuān)X.25,FrameRelay,包交電路交HDLC幀格CiscoCisco具有字節(jié)提供對(duì)多協(xié)議環(huán)境的支HDLC幀格CiscoCisco具有字節(jié)提供對(duì)多協(xié)議環(huán)境的支支持單一的協(xié)議環(huán)HDLC命??HDLC命??啟用HDLC封HDLC是同步串口的缺省封裝格Router(config- PPP綜encapsulationsNCPsinPPPusingLCPinPPPNCPLCPPPP綜encapsulationsNCPsinPPPusingLCPinPPPNCPLCPPPP分層結(jié)Layer3PPP分層結(jié)Layer3NetworkControlPhysicalMediaPPP—Adatalinkwithnetwork-layerLinkControlProtocolPPPLCPHowItRequireaPerformChallengePPPLCPHowItRequireaPerformChallengeCompressdataatsource;reproducedataatMonitordatadroppedonlinkAvoidframeloopingMagicLoadbalancingacrossmultiplelinksPPP驗(yàn)證概DialuporPPPPPP驗(yàn)證概DialuporPPP會(huì)話(huà)的建123驗(yàn)證階網(wǎng)路層協(xié)議PAP2-Way“santacruz,Hostname:santacruzPassword:boardwalk2-Way“santacruz,Hostname:santacruzPassword:boardwalkusernamesantacruz3-WayHostname:santacruz3-WayHostname:santacruzusernamesantacruzPPPyouare.RoutertoBe(TherouterthatinitiatedtheAuthenticating(ThePPPyouare.RoutertoBe(TherouterthatinitiatedtheAuthenticating(TherouterthatreceivedtheEnablingEnablingpppPEnablingPPPusername/username/ppppppPPPPPP驗(yàn)Router(config-if)#encapsulationPPP驗(yàn)給路由器命?提PPP驗(yàn)給路由器命?提供需要驗(yàn)證的路由器的名稱(chēng)和密Router(config)#usernamenamepasswordRouter(config)#hostnamePPP驗(yàn)PPP驗(yàn)PAPCHAP驗(yàn)Router(config-if)#ppp{chap|chappap|papchap|hostnameusernameleftpassword!intserialiphostnameusernameleftpassword!intserialipaddressencapsulationppppppauthenticationhostnameusernamerightpassword!intserialipaddressencapsulationpppauthentication查看HDLCPPP的查看HDLCPPP的封Serial0isup,lineprotocolis HardwareisHD64570 Internetaddressis/24MTU1500bytes,BW1544Kbit,DLY20000usec,rely255/255,load1/255EncapsulationPPP,loopbacknotset,keepaliveset(10sec)Open:IPCP,Lastinput00:00:05,output00:00:05,outputhangneverLastclearingof"showinterface"countersneverQueueingstrategy:fifoOutputqueue0/40,0drops;inputqueue0/75,0drops5minuteinputrate0bits/sec,0packets/sec5minuteoutputrate0bits/sec,0packets/sec38021packetsinput,5656110bytes,0nobufferReceived23488broadcasts,0runts,0giants,00inputerrors,0CRC,0frame,0overrun,0ignored,0abort38097packetsoutput,2135697bytes,0underruns0outputerrors,0collisions,6045interface0outputbufferfailures,0outputbuffersswapped482carrierDCD=upDSR=upDTR=upRTS=upLCPdebugpppauthentication查看PPP4d20h:%LINK-3-UPDOWN:Interfacedebugpppauthentication查看PPP4d20h:%LINK-3-UPDOWN:InterfaceSerial0,changedstateto4d20h:Se0PPP:Treatingconnectionasadedicated4d20h:Se0PPP:PhaseisAUTHENTICATING,by4d20h:Se0CHAP:OCHALLENGEid2len28from4d20h:Se0CHAP:ICHALLENGEid3len28from4d20h:Se0CHAP:ORESPONSEid3len28from4d20h:Se0CHAP:IRESPONSEid2len28from4d20h:Se0CHAP:OSUCCESSid2len4d20h:Se0CHAP:ISUCCESSid3len4d20h:dialerProtocolupfor4d20h:%LINEPROTO-5-UPDOWN:LineprotocolonInterfaceSerial0,changedstatetoupSmallHomeCentral能夠提供聲音、視頻、數(shù)據(jù)等傳輸服SmallHomeCentral能夠提供聲音、視頻、數(shù)據(jù)等傳輸服ISDN標(biāo) KeyISDN標(biāo) Key Network Numbering ISDN I.100Series—Concepts,Aspects, I.400—User-NetworkInterfacesQ.921—LAPD(LinkAccessSwitching ontheD Q.931—ISDNNetworkLayerbetweenTerminalandSwitchISDN訪(fǎng)問(wèn)方DD23orBRIPRI是ISDNMostlyUsedB64ISDN訪(fǎng)問(wèn)方DD23orBRIPRI是ISDNMostlyUsedB64Circuit-switcheddata(HDLC,DSignalinginformationBRI呼叫處service4132BDchannel/SS7BRI呼叫處service4132BDchannel/SS7USTISDNRUSTISDNRCiscoISDNBRI接NativeISDNinterface—intbribriCiscoISDNBRI接NativeISDNinterface—intbribribriRUNonnativeISDNinterface—intserial(EIA/TIA-232,V.35,ISDN交換類(lèi)SSSSSSSSSSSSSISDN交換類(lèi)SSSSSSSSSSSSS配置ISDNStep1指ISDN的配置ISDNStep1指ISDN的交換類(lèi)指明Router(config-if)#isdnswitch-typeswitch-Router(config)#isdnswitch-typeswitch-配置ISDNStep2可選配置ISDNStep2可選設(shè)Router(config-if)#isdnspid2spid-number[ldnRouter(config-if)#isdnspid1spid-number[ldn練習(xí)BRISCustomerLocalService列出各個(gè)參考點(diǎn)的名稱(chēng)以及使用的設(shè)練習(xí)BRISCustomerLocalService列出各個(gè)參考點(diǎn)的名稱(chēng)以及使用的設(shè)練1UU1CustomerLocalService列出各個(gè)參考點(diǎn)的名稱(chēng)以及使用的設(shè)SBRI練1UU1CustomerLocalService列出各個(gè)參考點(diǎn)的名稱(chēng)以及使用的設(shè)SBRI 0N SIneedtosenddatatoISDNIneedtosenddatatoISDNDDR工作過(guò)packet1.決定目標(biāo)路DDR工作過(guò)packet1.決定目標(biāo)路DDR工作過(guò)packet決定目標(biāo)路指明建立通話(huà)的觸發(fā)條DDR工作過(guò)packet決定目標(biāo)路指明建立通話(huà)的觸發(fā)條DDR工作過(guò)packetDialDDR工作過(guò)packetDialISDNor決定目標(biāo)路指明建立檢查撥號(hào)信通話(huà)的觸發(fā)條DDR工作過(guò)packetDialDDR工作過(guò)packetDialISDNor決定目標(biāo)路指明建立檢查撥號(hào)信數(shù)據(jù)傳會(huì)話(huà)結(jié)通話(huà)的觸發(fā)條packet指定靜態(tài)路由—使用哪條路由1packet指定靜態(tài)路由—使用哪條路由1packet指定靜態(tài)路由—使用哪條路由指定觸發(fā)數(shù)據(jù)—什么樣的數(shù)packet指定靜態(tài)路由—使用哪條路由指定觸發(fā)數(shù)據(jù)—什么樣的數(shù)據(jù)能夠建立連接12packetDialISDNpacketDialISDNor指定靜態(tài)路由—使用哪條路由1 指定觸發(fā)數(shù)據(jù)—什么樣的數(shù)據(jù)能夠建立連接配置撥號(hào)信息—播叫哪個(gè)號(hào)碼31bribriip0nexthoprouter1bribriip0nexthoprouteripipNetworkprefixandprefixmaskte2沒(méi)有訪(fǎng)問(wèn)所有的數(shù)據(jù)都2沒(méi)有訪(fǎng)問(wèn)所有的數(shù)據(jù)都可以建立連有訪(fǎng)問(wèn)列DenyFTP除了FTP和Telnet以外的數(shù)據(jù)都可以建立連dialer-list1protocoliplistaccess-list101denytcpanyanyeqftpaccess-list101denytcpanyanyeqtelnetaccess-list101permitipanyanydialer-list1protocolip3這兩個(gè)值要3這兩個(gè)值要匹hostname!isdnswitch-typebasic-!interfaceipaddressencapsulationpppdialeridle-timeoutdialermapipnameCentraldialer-group1 nofair-queuepppauthentication!routerrip!noipiprouteiproute!dialer-list1protocolip3HowdoIgettobribri3HowdoIgettobribriNumbertoRemotehostnameUsedforPPPinterfaceipaddressencapsulationpppdialeridle-timeoutdialer-group1nofair-queuepppauthenticationdialermapipnameCentralDDR配置總312hostnameDDR配置總312hostname!isdnswitch-typebasic-!!routerrip!noip!iprouteiproutedialer-list1protocolipinterfaceipaddressencapsulationpppdialeridle-timeoutdialermapipnameCentral5552000dialer-group1nofair-pppauthenticationDDR配置命Router(config-if)#dialeridle-timeoutDDR配置命Router(config-if)#dialeridle-timeoutRouter(config-if)#dialerload-threshold[outbound|inbound|eitherDDR配置舉AccesslistdefininginterestingpacketsonCiscoAStaticroutestoTimetowaitDDR配置舉AccesslistdefininginterestingpacketsonCiscoAStaticroutestoTimetowaitAB1access-list101permittcpanyanyeqsmtpaccess-list101permittcpanyanyeqtelnetdialer-list1list101!iproute ipro