HC110119001 IPv6路由基础学习课件

IPv6路由基础Page2前言

在企业网络中，IPv6技术的应用越来越普及。IETF组织针对IPv6网络制定了两种路由协议RIPng和OSPFv3。Page3学习目标

学完本课程后，您应该能：掌握RIPng和OSPFv3的工作原理掌握RIPng和OSPFv3的配置RIPngPage42001::1/642001::2/642001:1::a/64(loopback0)2001:2::b/64(loopback0)RTARTBff02::9/8ff02::9/8主机A主机Bfe80::fe03:e24f/64fe80::fe03:c3fb/64

fe80::fecf:94e/64fe80::fecf:e20f/64RIPng发送路由更新的目的地址为组播地址ff02::9/8。RIPng中的路由条目下一跳地址是0::0或者链路本地地址。RIPng报文格式Page5UDPIPRIPngUnusedCommandRouteTableEntry1Version…RouteTableEntrynIPv6PrefixRouteTagPrefixLengthMetricRIPng的路由表项中包含目的IPv6地址、路由标记、前缀长度以及度量值。081631RIPng配置Page6[RTA]ipv6[RTA-GigabitEthernet0/0/0]ipv6enable[RTA-GigabitEthernet0/0/0]ipv6addressautolink-local[RTA-GigabitEthernet0/0/0]ripng1enable[RTA-LoopBack0]ipv6enable[RTA-LoopBack0]ipv6address2001:1::1/64[RTA-LoopBack0]ripng1enableRTARTBG0/0/0G0/0/02001:1::1/64(loopback0)2001:2::1/64(loopback0)fe80::fe03:e24f/64fe80::fe03:c3fb/64配置验证Page7[RTA]displayripngPublicvpn-instanceRIPngprocess:1Preference:100Checkzero:EnabledDefault-cost:0Maximumnumberofbalancedpaths:8Updatetime:30secAgetime:180secGarbage-collecttime:120secNumberofperiodicupdatessent:217Numberoftriggerupdatessent:1Numberofroutesindatabase:1Numberofinterfacesenabled:2Totalnumberofroutes:0TotalnumberofroutesinADVDBis:1……OSPFv3Page8fe80::fe03:ce78/64fe80::fe03:5499/64fe80::fe03:77a9/64fe80::fe03:28f5/64RTARTDRTCRTBRID:1.1.1.1RID:2.2.2.2RID:3.3.3.3RID:4.4.4.42001:1::a/64(loopback0)2001:3::c/64(loopback0)2001:4::d/64(loopback0)2001:2::b/64(loopback0)ff02::5/8

ff02::5是为OSPFv3路由协议预留的IPv6组播地址。OSPFv3中的路由条目下一跳地址是链路本地地址。DR&BDRRTARTDRTCRTBRID:1.1.1.1RID:2.2.2.2RID:3.3.3.3RID:4.4.4.4DRBDRPriority0（不参与DR&BDR选举）ff02::6/8

ff02::6/8

Priority1Priority1Priority1RouterID在OSPFv3中必须手动配置。在NBMA和广播型网络中OSPFv3选举DR和BDR的过程与OSPFv2相似。Page9基于链路运行Page10(fe80::fe03:ce78/10)(fe80::fe03:5499/10)(fe80::fe03:77a9/10)(fe80::fe03:28f5/10)RTARTDRTCRTBRID:1.1.1.1RID:2.2.2.2RID:3.3.3.3RID:4.4.4.42001:1::a/642001:3::c/642001:4::d/642001:2::b/64OSPFv2是基于网络运行的，OSPFv3的实现是基于链路的。OSPFv3认证Page11OSPFv3协议本身不提供认证功能，而是通过使用IPv6提供的安全机制来保证OSPFv3报文的合法性。RTARTDRTCRTBIPOSPFv3AHESPOSPFv3配置Page12[RTA]ipv6[RTA]ospfv3[RTA-ospfv3-1]router-id1.1.1.1[RTA-GigabitEthernet0/0/0]ipv6enable[RTA-GigabitEthernet0/0/0]ipv6addressfe80::1link-local[RTA-GigabitEthernet0/0/0]ospfv31area0.0.0.0[RTA-LoopBack0]ipv6enable[RTA-LoopBack0]ipv6address2001:1::1/64[RTA-LoopBack0]ospfv31area0.0.0.0RTARTBG0/0/0G0/0/0RID:1.1.1.1RID:2.2.2.22001:1::1/64(loopback0)2001:2::1/64(loopback0)fe80::1fe80::2配置验证Page13[RTA]displayospfv3RoutingProcess"OSPFv3(1)"withID1.1.1.1RouteTag:0Multi-VPN-InstanceisnotenabledSPFIntelligentTimer[millisecs]Max:10000,Start:500,Hold:2000LSAIntelligentTimer[millisecs]Max:5000,Start:500,Hold:1000LSAArrivalinterval1000millisecsDefaultASEparameters:Metric:1Tag:1Type:2NumberofAS-ExternalLSA0.AS-ExternalLSA'sChecksumSum0x0000NumberofAS-ScopedUnknownLSA0.A