TCPIP_Chapter 11 Routing Protocol

1、吳凡吳凡通信與信息工程學院網(wǎng)絡工程系通信與信息工程學院網(wǎng)絡工程系E-mail: Phone: 61830521 (O)Dest.IGPIGPIGPIGPASxASyAS1AS3AS2 IPLANsMANsWANsICMPIGMPARPRARPTCPUDPRIPNet 1Net 3Net2Net 4internetGraphvidivdji1+1Dst.MetricNET11NET31NET43NET52NET62Dst.MetricNET11NET42NET53NET64Nexthop-RERERENET21-Dst.MetricNET12NET3NET4NET5NET62433NET32RB

2、3RBDst.MetricNET11NET32NET42NET53NET65NET21N3-10N4-20N1-10N2-20N2-10N3-20目的網(wǎng)絡目的網(wǎng)絡下一跳下一跳發(fā)送接口發(fā)送接口MetricN3-10N4-20N1-10N2-2N2-1N3-20Net1Net1A IPLANsMANsWANsICMPIGMPARPRARPTCPUDPOSPF軟件實現(xiàn)層次軟件實現(xiàn)層次lCompile: when you compile something such as a report, book, or programme, you produce it by collecting and pu

3、tting together many pieces of information. 柯林斯高階英語詞典Frame RelayX.25Frame RelayX.25節(jié)點the IP address of the routerthat sends the packet子網(wǎng)子網(wǎng)1Area 1子網(wǎng)子網(wǎng)3.211.213.235.234.212R1R2R4R5.224.223子網(wǎng)子網(wǎng)2Area 2 (stub area)Area 0R6.226AS 2010.2.0.0/16AS 1010.1.0.0/16子網(wǎng)子網(wǎng)4R3I am router ID I am router ID 172.68.5.1

4、and I see no one and I see no oneDown State172.68.5.1/24E0172.68.5.2/24E1ABRouter B Router B 鄰接表鄰接表172.68.5.1/24, int E1, int E1Init StateI am router ID I am router ID 172.68.5.2, and I see , and I see 172.68.5.1Router A Router A 鄰接表鄰接表172.68.5.2/24, int E0, int E0Two-way StateHello3954743907071339547439070713Hello3954743907071339547439070713ABExstartExchangeLoadingFull IPLANsMANsWANsICMPIGMPARPRARPTCPUDPBGP-4軟件實現(xiàn)層次軟件實現(xiàn)層次NetworkNext RouterPathN01R01 AS14, AS23, AS67N02R05 AS22, AS67, AS0