1.須要在三臺路由器上配置靜態路由,以實現各網段之間的互通
2.若要實現全網互通,必須明確以下兩個問題數據包被路由器轉發或丟棄,取決因而否可以在路由表中找到數據包的目標地址所對應的條目路由器能夠自動生成全部直連網段的路由條目,對於那些非直連網段就須要經過靜態路由指定了
3.所以,要想實現全網互通,就必須爲每臺路由器指定全部非直連網段的路由條目bash
三臺路由器R一、R二、 R3兩兩互連,每臺路由器上都配置了Loopback地址模擬網絡環境網絡
<Huawei>system-v //從用戶視圖進入系統視圖 [Huawei]sysname R1 //設置路由器名稱 [R1]int g0/0/0 //進入端口 [R1-GigabitEthernet0/0/0]ip add 12.0.0.1 24 [R1-GigabitEthernet0/0/0]q //從系統視圖返回到用戶視圖 [R1]int g0/0/1 [R1-GigabitEthernet0/0/1]ip add 13.0.0.1 24 [R1-GigabitEthernet0/0/1]q [R1]int loo 0 //進入迴環網卡接口 [R1-LoopBack0]ip add 1.1.1.1 32 [R1-LoopBack0]q [R1]dis ip int b //查看接口狀態 Interface IP Address/Mask Physical Protocol GigabitEthernet0/0/0 12.0.0.1/24 up up GigabitEthernet0/0/1 13.0.0.1/24 up up LoopBack0 1.1.1.1/32 up up(s) [R1]ip route-static 3.3.3.3 32 13.0.0.3 [R1]ip route-static 3.3.3.3 32 12.0.0.2 [R1]ip route-static 2.2.2.2 32 13.0.0.3 [R1]ip route-static 2.2.2.2 32 12.0.0.2 //配置路由靜態路由 [R1]display ip routing-table //查看路由表 Route Flags: R - relay, D - download to fib ------------------------------------------------------------------------------ Routing Tables: Public Destinations : 9 Routes : 11 Destination/Mask Proto Pre Cost Flags NextHop Interface 1.1.1.1/32 Direct 0 0 D 127.0.0.1 LoopBack0 2.2.2.2/32 Static 60 0 RD 13.0.0.3 GigabitEthernet 0/0/1 Static 60 0 RD 12.0.0.2 GigabitEthernet 0/0/0 3.3.3.3/32 Static 60 0 RD 13.0.0.3 GigabitEthernet 0/0/1 Static 60 0 RD 12.0.0.2 GigabitEthernet 0/0/0 12.0.0.0/24 Direct 0 0 D 12.0.0.1 GigabitEthernet 0/0/0 12.0.0.1/32 Direct 0 0 D 127.0.0.1 GigabitEthernet 0/0/0 13.0.0.0/24 Direct 0 0 D 13.0.0.1 GigabitEthernet 0/0/1 13.0.0.1/32 Direct 0 0 D 127.0.0.1 GigabitEthernet 0/0/1 127.0.0.0/8 Direct 0 0 D 127.0.0.1 InLoopBack0 127.0.0.1/32 Direct 0 0 D 127.0.0.1 InLoopBack0
<Huawei>system-v [Huawei]sysname R2 [R2]int g0/0/0 [R2-GigabitEthernet0/0/0]ip add 12.0.0.2 24 [R2-GigabitEthernet0/0/0]q [R2]int g0/0/2 [R2-GigabitEthernet0/0/2]ip add 23.0.0.2 24 [R2-GigabitEthernet0/0/2]q [R2]int loo 0 [R2-LoopBack0]ip add 2.2.2.2 32 [R2-LoopBack0]q [R2]ip route-static 1.1.1.1 32 12.0.0.1 [R2]ip route-static 1.1.1.1 32 23.0.0.3 [R2]ip route-static 3.3.3.3 32 12.0.0.1 [R2]ip route-static 3.3.3.3 32 23.0.0.3 [R2]dis ip int b Interface IP Address/Mask Physical Protocol GigabitEthernet0/0/0 12.0.0.2/24 up up GigabitEthernet0/0/2 23.0.0.2/24 up up LoopBack0 2.2.2.2/32 up up(s) [R2]display ip routing-table Route Flags: R - relay, D - download to fib ------------------------------------------------------------------------------ Routing Tables: Public Destinations : 9 Routes : 11 Destination/Mask Proto Pre Cost Flags NextHop Interface 1.1.1.1/32 Static 60 0 RD 12.0.0.1 GigabitEthernet 0/0/0 Static 60 0 RD 23.0.0.3 GigabitEthernet 0/0/2 2.2.2.2/32 Direct 0 0 D 127.0.0.1 LoopBack0 3.3.3.3/32 Static 60 0 RD 12.0.0.1 GigabitEthernet 0/0/0 Static 60 0 RD 23.0.0.3 GigabitEthernet 0/0/2 12.0.0.0/24 Direct 0 0 D 12.0.0.2 GigabitEthernet 0/0/0 12.0.0.2/32 Direct 0 0 D 127.0.0.1 GigabitEthernet 0/0/0 23.0.0.0/24 Direct 0 0 D 23.0.0.2 GigabitEthernet 0/0/2 23.0.0.2/32 Direct 0 0 D 127.0.0.1 GigabitEthernet 0/0/2 127.0.0.0/8 Direct 0 0 D 127.0.0.1 InLoopBack0 127.0.0.1/32 Direct 0 0 D 127.0.0.1 InLoopBack0
<Huawei>system-v [Huawei]sysname R3 [R3]int g0/0/1 [R3-GigabitEthernet0/0/1]ip add 13.0.0.3 24 [R3-GigabitEthernet0/0/1]q [R3]int g0/0/2 [R3-GigabitEthernet0/0/2]ip add 23.0.0.3 24 [R3-GigabitEthernet0/0/2]q [R3]int loo 0 [R3-LoopBack0]ip add 3.3.3.3 32 [R3-LoopBack0]q [R3]dis ip int b Interface IP Address/Mask Physical Protocol GigabitEthernet0/0/1 13.0.0.3/24 up up GigabitEthernet0/0/2 23.0.0.3/24 up up LoopBack0 3.3.3.3/32 up up(s) [R3]display ip routing-table Route Flags: R - relay, D - download to fib ------------------------------------------------------------------------------ Routing Tables: Public Destinations : 7 Routes : 7 Destination/Mask Proto Pre Cost Flags NextHop Interface 3.3.3.3/32 Direct 0 0 D 127.0.0.1 LoopBack0 13.0.0.0/24 Direct 0 0 D 13.0.0.3 GigabitEthernet 0/0/1 13.0.0.3/32 Direct 0 0 D 127.0.0.1 GigabitEthernet 0/0/1 23.0.0.0/24 Direct 0 0 D 23.0.0.3 GigabitEthernet 0/0/2 23.0.0.3/32 Direct 0 0 D 127.0.0.1 GigabitEthernet 0/0/2 127.0.0.0/8 Direct 0 0 D 127.0.0.1 InLoopBack0 127.0.0.1/32 Direct 0 0 D 127.0.0.1 InLoopBack0
1.測試R2與R1的互聯互通ide
[R2]ping -a 2.2.2.2 1.1.1.1 PING 1.1.1.1: 56 data bytes, press CTRL C to break Reply from 1.1.1.1: bytes=56 Sequence=1 tt1=255 time=120 ms Reply from 1.1.1.1: bytes=56 Sequence=2 tt1=255 time=15 ms Reply from 1.1.1.1: bytes=56 Sequence=3 tt1=255 time=15 ms Reply from 1.1.1.1: bytes=56 Sequence=4 tt1=255 time=30 ms Reply from 1.1.1.1: bytes=56 Sequence=5 tt1=255 time=20 ms 1.1.1.1 ping statistics --- 5 packet (s) t r ansmi tted 5 packet (s) received 0.00%packet 1083 round-trip min/ avg/max = 20/54/120 ms
2.測試R2與R3的互聯互通oop
[R2 ]ping -a 2.2.2.2 3.3.3.3 PING 3.3.3.3: 56 data bytes, press CTRL c to break Reply from 3.3.3.3: bytes=56 Sequence=1 tt1=255 time-30 ms Reply from 3.3.3.3: bytes=56 Sequence=2 tt1=255 time=40 ms Reply from 3.3.3.3: bytes=56 Sequence=3 tt1=255 time=50 ms Reply from 3.3.3.3: bytes=56 Sequence=4 tt1=255 time=30 ms Reply from 3.3.3.3: bytes=56 Sequence=5 tt1=255 time=30 ms 3.3.3.3 ping statistics 5 packet (s) t r ansmi tted 5 packet (s) received 0.00%packet 1083 round- trip min/ avg/max = 30/ 36/50 ms