ip划分
192.168.1.0/27
骨干
192.168.1.0/30
192.168.1.4/30
192.168.1.8/30
192.168.1.12/30
192.168.1.16/30
192.168.1.20/30
R1
192.168.1.32/28 192.168.1.48/28
R2
192.168.1.64/28 192.168.1.80/28
R3
192.168.1.96/28 192.168.1.112/28
1、
R1
[r1-GigabitEthernet0/0/0]ip address 192.168.1.1 30
[r1-GigabitEthernet0/0/1]ip address 192.168.1.14 30
R2
[r2-GigabitEthernet0/0/0]ip address 192.168.1.2 30
[r2-GigabitEthernet0/0/1]ip address 192.168.1.5 30
R3
[r3-GigabitEthernet0/0/0]ip address 192.168.1.13 30
[r3-GigabitEthernet0/0/1]ip address 192.168.1.9 30
R4
[r4-GigabitEthernet4/0/0]ip address 192.168.1.17 30
[r4-GigabitEthernet0/0/1]ip address 192.168.1.6 30
[r4-GigabitEthernet0/0/0]ip address 192.168.1.10 30
[r4-GigabitEthernet0/0/2]ip address 192.168.1.21 30
R5
[r5-GigabitEthernet0/0/0]ip address 192.168.1.18 30
[r5-GigabitEthernet0/0/0]ip address 192.168.1.22 30
2、
R1
[r1-LoopBack0]ip address 192.168.1.33 28
[r1-LoopBack1]ip address 192.168.1.49 28
R2
[r2-LoopBack0]ip address 192.168.1.65 28
[r2-LoopBack1]ip address 192.168.1.81 28
R3
[r3-LoopBack0]ip address 192.168.1.97 28
[r3-LoopBack1]ip address 192.168.1.113 28
R4
[r4-LoopBack0]ip address 192.168.1.129 28
[r4-LoopBack1]ip address 192.168.1.145 28
R5
[r5-LoopBack0]ip address 5.5.5.5 24
3、
R1
ip route-static 192.168.1.4 255.255.255.252 192.168.1.2
ip route-static 192.168.1.8 255.255.255.252 192.168.1.13
ip route-static 192.168.1.16 255.255.255.252 192.168.1.2
ip route-static 192.168.1.16 255.255.255.252 192.168.1.13
ip route-static 192.168.1.20 255.255.255.252 192.168.1.13
ip route-static 192.168.1.20 255.255.255.252 192.168.1.2
ip route-static 192.168.1.64 255.255.255.224 192.168.1.2
ip route-static 192.168.1.96 255.255.255.224 192.168.1.2
ip route-static 192.168.1.96 255.255.255.224 192.168.1.13
ip route-static 192.168.1.128 255.255.255.224 192.168.1.13
ip route-static 192.168.1.128 255.255.255.224 192.168.1.2
R2
[r2]ip route-static 192.168.1.128 27 192.168.1.6
[r2]
[r2]ip route-static 192.168.1.16 30 192.168.1.6
[r2]
[r2]ip route-static 192.168.1.21 30 192.168.1.6
Info: The destination address and mask of the configured static route mismatched
, and the static route 192.168.1.20/30 was generated.
[r2]
[r2]ip route-static 192.168.1.8 30 192.168.1.6
[r2]
[r2]ip route-static 192.168.1.96 27 192.168.1.6
[r2]
[r2]ip route-static 192.168.1.96 27 192.168.1.1
[r2]
[r2]ip route-static 192.168.1.32 27 192.168.1.1
[r2]
[r2]ip route-static 192.168.1.12 30 192.168.1.1
R3
[r3]ip route-static 192.168.1.32 27 192.168.1.14
[r3]
[r3]ip route-static 192.168.1.0 30 192.168.1.14
[r3]
[r3]ip route-static 192.168.1.64 27 192.168.1.14
[r3]
[r3]ip route-static 192.168.1.64 27 192.168.1.10
[r3]
[r3]ip route-static 192.168.1.128 27 192.168.1.10
[r3]
[r3]ip route-static 192.168.1.4 30 192.168.1.10
[r3]
[r3]ip route-static 192.168.1.16 30 192.168.1.10
[r3]
[r3]ip route-static 192.168.1.20 30 192.168.1.10
R4
[r4]ip route-static 192.168.1.64 27 192.168.1.5
[r4]
[r4]ip route-static 192.168.1.0 30 192.168.1.5
[r4]
[r4]ip route-static 192.168.1.32 27 192.168.1.5
[r4]
[r4]ip route-static 192.168.1.32 27 192.168.1.9
[r4]
[r4]ip route-static 192.168.1.96 27 192.168.1.9
[r4]
[r4]ip route-static 192.168.1.12 30 192.168.1.9
R5
[r5]ip route-static 192.168.1.128 27 192.168.1.17
[r5]
[r5]ip route-static 192.168.1.4 30 192.168.1.17
[r5]
[r5]ip route-static 192.168.1.64 27 192.168.1.17
[r5]
[r5]ip route-static 192.168.1.0 30 192.168.1.17
[r5]
[r5]ip route-static 192.168.1.32 27 192.168.1.17
[r5]
[r5]ip route-static 192.168.1.12 30 192.168.1.17
[r5]
[r5]ip route-static 192.168.1.96 27 192.168.1.17
[r5]
[r5]ip route-static 192.168.1.8 30 192.168.1.17
4、
R1
ip route-static 0.0.0.0 0.0.0.0 192.168.1.2
ip route-static 0.0.0.0 0.0.0.0 192.168.1.13
R2
[r2]ip route-static 0.0.0.0 0 192.168.1.6
R3
[r3]ip route-static 0.0.0.0 0 192.168.1.10
避免环路
ip route-static 192.168.1.32 255.255.255.224 NULL0
[r2]ip route-static 192.168.1.64 27 NULL 0
[r3]ip route-static 192.168.1.96 27 NULL 0
[r4]ip route-static 192.168.1.128 27 NULL 0
5、
[r4]ip route-static 0.0.0.0 0 192.168.1.18
[r4]ip route-static 0.0.0.0 0 192.168.1.22 preference 90