培訓(xùn)np-課件1-2eigrpSPOTOIT人才機(jī)構(gòu)以伙伴關(guān)系幫助客戶成功員工

SPOTOSPOTOIT人才培訓(xùn)機(jī) EIGRP工作原EIGRP的配置和驗(yàn)EIGRP認(rèn)優(yōu)化EIGRP實(shí)SPOTOIT人才培訓(xùn)機(jī) EIGRP協(xié)議特支持多種網(wǎng)絡(luò)層協(xié)議：使用協(xié)議無關(guān)模塊SPOTOIT人才培訓(xùn)機(jī) EIGRP關(guān)鍵技使 SPOTOIT人才培訓(xùn)機(jī) EIGRP的三張SPOTOIT人才培訓(xùn)機(jī) EIGRP的三張SPOTOIT人才培訓(xùn)機(jī) EIGRP數(shù)據(jù)O以224.0.0.10發(fā)送，無需確認(rèn)oEIGRP依靠分組來發(fā)現(xiàn)，驗(yàn)證和重新發(fā)現(xiàn)鄰居router以當(dāng)某條路由丟失，向鄰居查詢關(guān)于路由信息，通?？拷M播方式發(fā)送，有時(shí)也單播重傳；可靠地發(fā)應(yīng)響應(yīng)查詢分組，單播；可靠方式確認(rèn)以單播發(fā)送的O包(不包含數(shù)據(jù))，包含確認(rèn)號(hào)。用來確認(rèn)更新、查詢和答。ACK本身不需確認(rèn)SPOTOIT人才培訓(xùn)機(jī) EIGRPo及帶寬高于T1的多點(diǎn)電路（如ISDNPRI、SMDS、ATM和FR），默認(rèn)的o時(shí)間也是5S；在低速鏈路（如帶寬低于T1的多點(diǎn)電路，ISDNBRI、FR、SMDS、ATM和X.25），o時(shí)接口上ipo-intervaleigrpHold默認(rèn)holdtime=3*otimeiphold-timeeigrp當(dāng)routerA中一條路由上的后繼路由器失效了，且沒有fs，該路由會(huì)標(biāo)記為active這時(shí)routerA會(huì)向除該出問題的鄰居router之外的所有鄰居查詢，鄰居如果沒有該信息，它也會(huì)向它的鄰居查詢.。在默認(rèn)3分鐘（180S）的活躍時(shí)間內(nèi)(可使用timersactive-timexxminidisable來更改)router沒有回應(yīng)，查詢的路由就會(huì)被置于stuckinative狀態(tài)flow組播流定時(shí)器指定了從組播切換到單播之前，等待鄰居ACK分組的時(shí)間SPOTOIT人才培訓(xùn)機(jī) CACABSPOTOIT人才培訓(xùn)機(jī) Metric的計(jì)K1BWK

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256 RELIAK4K1=1,K2=0,K3=1,K4=0,K5= DLY延遲(us10x BW= 帶寬(KbpsxSPOTOIT人才培訓(xùn)機(jī) Metric的計(jì)路徑路徑C A路徑BSPOTOIT人才培訓(xùn)機(jī) 路徑C路徑CABBW10^71544*2566476(去掉小數(shù)*256DLY=20000/10*256+5000/10*256=Metric=640000 SPOTOIT人才培訓(xùn)機(jī) 初始路由發(fā)SPOTOIT人才培訓(xùn)機(jī) DUAL算DiffusingUpdateAlgorithm用于計(jì)算最佳無環(huán)路徑和備用路徑幾個(gè)術(shù)SPOTOIT人才培訓(xùn)機(jī) 3 3344viaviaDvia123ABABCED via21Dvia53 3via32via43SPOTOIT人才培訓(xùn)機(jī) 3via32via43SPOTOIT人才培訓(xùn)機(jī)SPOTOIT人才培訓(xùn)機(jī) 3via32via43 3 3344viaviaDvia123ABABCED via21Dvia53 DUAL算法示例-

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EEviavia443 SPOTOIT人才培訓(xùn)機(jī) 基本配SPOTOIT人才培訓(xùn)機(jī) 基本配AACBroutereigrpnetworkroutereigrpnetwork172.16.3.0network172.16.4.0SPOTOIT人才培訓(xùn)機(jī) 查看EIGRP的運(yùn)行情showipeigrpR1#shR1#shipeigrpIP-EIGRPneighborsforprocess1 HoldUptime(sec) 1100:00:03 QCntSeqNumshowipeigrpR1#showR1#showipeigrpCodes:P-Passive,A-Active,U-Update,Q-Query,R-Reply,r-replyStatus,s-siaStatusP2.0.0.0/8,1successors,FDvia192.168.12.2 /128256),P192.168.12.0/24,1successors,FDviaConnected,SPOTOIT人才培訓(xùn)機(jī) 查看EIGRP的運(yùn)行情showiprouteshowipshowipeigrpshowipeigrpSPOTOIT人才培訓(xùn)機(jī) Passive-interface配Router(config-router)#passive-interfaceRouter(config-router)#passive-interface{typenumber}| 接口作用如通 接口建立鄰接關(guān)通 接口接收或發(fā)送路由更 查看showipshowipeigrpSPOTOIT人才培訓(xùn)機(jī) EIGRP默認(rèn)路 Router(config)#Router(config)#Ipdefault-networknetwork-SPOTOIT人才培訓(xùn)機(jī) EIGRP默認(rèn)路R1(config)#R1(config)#Ipdefault-networknetwork-SPOTOIT人才培訓(xùn)機(jī) EIGRP路由匯R R

SPOTOIT人才培訓(xùn)機(jī) EIGRP路由匯Router(config-router)#Router(config-router)#noauto-Router(config-if)#Router(config-if)#ipsummary-addresseigrpas-numberaddressmaskipsummary-addresseigrp迚行匯總的路由SPOTOIT人才培訓(xùn)機(jī) EIGRP路由匯EIGRPASRoutereigrp100Routereigrp100interfacee0SPOTOIT人才培訓(xùn)機(jī) EIGRP負(fù)載均 SPOTOIT人才培訓(xùn)機(jī) EIGRP負(fù)載均FD<=FDminxSPOTOIT人才培訓(xùn)機(jī) EIGRP負(fù)載均 5 流量比例為：3/5

SPOTOIT人才培訓(xùn)機(jī) 路由器使用兩種身仹驗(yàn)證方簡(jiǎn) 身仹SPOTOIT人才培訓(xùn)機(jī) EIGRPMD5身仹驗(yàn)證配keykeychainname-of-keykey-key-stringaccept-lifetimestart-time{infinite|end-time|durationsend-lifetimestart-time{infinite|end-time|durationSPOTOIT人才培訓(xùn)機(jī) EIGRPMD5身仹驗(yàn)證配ipauthenticationkey-chaineigrpautonomous-systemname-of- ipauthenticationmodeeigrpautonomous-system SPOTOIT人才培訓(xùn)機(jī) EIGRPMD5身仹驗(yàn)證實(shí)showipeigrpshowipshowipeigrpinterfaceSPOTOIT人才培訓(xùn)機(jī) EIGRPMD5身仹驗(yàn)證實(shí)keykeychainR1chainkey1send-lifetime04:00:00Jan1200604:01:00Jan1keysend-lifetime04:00:00Jan12006!interfaceipauthenticationmodeeigrp100!routereigrpauto-SPOTOIT人才培訓(xùn)機(jī) EIGRPMD5身仹驗(yàn)證實(shí)keykeychainR2chainkey1send-lifetime04:00:00Jan12006keysend-lifetime04:00:00Jan12006!interfaceipauthenticationmodeeigrp100!auto-SPOTOIT人才培訓(xùn)機(jī) EIGRPPacketsdebuggingis(UPDATE,REQUEST,QUERY, *Jan2116:38:51.745:EIGRP:receivedpacketwithMD5authentication,keyid=*Jan2116:38:51.745:EIGRP: OonSerial0/0/1nbr*Jan2116:38:51.745: AS100,Flags0x0,Seq0/0idbQ0/0iidbQun/rely0/0peerQun/rely0/0R2#debugeigrpEIGRPPacketsdebuggingis(UPDATE,REQUEST,QUERY, O,IPXSAP,PROBE,ACK,STUB,*Jan2116:38:38.321:EIGRP:receivedpacketwithMD5authentication,keyid=*Jan2116:38:38.321:EIGRP: OonSerial0/0/1nbr*Jan2116:38:38.321: AS100,Flags0x0,Seq0/0idbQ0/0iidbQun/rely0/0peerQun/rely0/0SPOTOIT人才培訓(xùn)機(jī) 大型網(wǎng)絡(luò)EIGRP的可擴(kuò)展 SPOTOIT人才培訓(xùn)機(jī) EIGRP查詢和主動(dòng)狀

RemoteADBADBECSPOTOIT人才培訓(xùn)機(jī) EIGRP查詢和主動(dòng)狀

RemoteADBECSPOTOIT人才培訓(xùn)機(jī) EIGRP查詢和主動(dòng)狀

RemoteADBECSPOTOIT人才培訓(xùn)機(jī) 陷入主動(dòng)狀 SPOTOIT人才培訓(xùn)機(jī) 防范10.0/24No

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