【正文】
部網(wǎng)關(guān)協(xié)議( IGP);包括 RIP, IGRP, OSPF, EIGRP, ISIS等協(xié)議; ? 外部網(wǎng)關(guān)協(xié)議( BGP) ? BGP是一種域間路由選擇協(xié)議也稱為 EGP 4 Cisxo Education Solution 路由選擇協(xié)議 ? 在 IGP中, RIP是個(gè)廣泛使用的協(xié)議。 ? 路由器只知道與其直接相連的網(wǎng)絡(luò)或子網(wǎng) 3 Cisxo Education Solution ? 路由協(xié)議:路由算法完成路由選擇,傳遞信息,學(xué)習(xí)路由,更新路由表。 ? 2503(config)router rip ? 2503(configrouter)work ? 2503(configrouter) 11 Cisxo Education Solution ? 觀察 RIP的啟用: ? 2503show run ? 顯示 IP路由協(xié)議: ? 2503show ip protocols 12 Cisxo Education Solution router rip work work RIP Configuration Example router rip work router rip work work S2 E0 S3 S2 S3 A B C E0 13 Cisxo Education Solution Verifying the Routing Protocol— RIP RouterAsh ip protocols Routing Protocol is rip Sending updates every 30 seconds, next due in 0 seconds Invalid after 180 seconds, hold down 180, flushed after 240 Outgoing update filter list for all interfaces is Ining update filter list for all interfaces is Redistributing: rip Default version control: send version 1, receive any version Interface Send Recv Keychain Ether0 1 1 2 Serial2 1 1 2 Routing for Networks: Routing Information Sources: Gateway Distance Last Update 120 00:00:10 Distance: (de