要求:
1 R1R2R5R6 的环回 172.16.0.0/16 之间互访通过 R3, 192.16.0.0/16 环回互访通过 R4
2 R3 和 R4 互为备份
3 R3 和 R4 的网段出现问题时通过 R7, 不然不走 R7
主要配置:
- R1
- interface Loopback0
- ip address 172.16.1.1 255.255.255.0
- interface Loopback1
- ip address 192.168.1.1 255.255.255.0
- interface Loopback2
- ip address 1.1.1.1 255.255.255.0
- interface Serial0/0
- ip address 12.1.1.1 255.255.255.0
- interface Serial0/1
- ip address 13.1.1.1 255.255.255.0
- router eigrp 90
- network 0.0.0.0
- offset-list 1 in 1 Serial0/1
- access-list 1 permit 192.168.0.0 0.0.255.255
- R2
- interface Loopback0
- ip address 172.16.2.2 255.255.255.0
- interface Loopback1
- ip address 192.168.2.2 255.255.255.0
- interface Loopback2
- ip address 2.2.2.2 255.255.255.0
- interface Serial0/0
- ip address 12.1.1.2 255.255.255.0
- interface Serial0/1
- ip address 24.1.1.1 255.255.255.0
- router eigrp 90
- network 0.0.0.0
- offset-list 1 in 1 Serial0/1
- access-list 1 permit 172.16.0.0 0.0.255.255
- R3
- interface Loopback0
- ip address 3.3.3.3 255.255.255.0
- interface Serial0/0
- ip address 13.1.1.2 255.255.255.0
- interface Serial0/1
- ip address 34.1.1.1 255.255.255.0
- interface Serial0/2
- ip address 35.1.1.1 255.255.255.0
- interface Serial0/3
- ip address 37.1.1.1 255.255.255.0
- router eigrp 90
- network 0.0.0.0
- offset-list 1 in 1024001 Serial0/0
- offset-list 1 in 1024001 Serial0/2
- access-list 1 permit 192.168.0.0 0.0.255.255
- R4
- interface Loopback0
- ip address 4.4.4.4 255.255.255.0
- interface Serial0/0
- ip address 24.1.1.2 255.255.255.0
- interface Serial0/1
- ip address 34.1.1.2 255.255.255.0
- interface Serial0/2
- ip address 46.1.1.1 255.255.255.0
- interface Serial0/3
- ip address 47.1.1.1 255.255.255.0
- router eigrp 90
- network 0.0.0.0
- offset-list 1 in 1024001 Serial0/2
- offset-list 1 out 1 Serial0/0
- offset-list 1 in 1024001 Serial0/0
- access-list 1 permit 172.16.0.0 0.0.255.255
- R5
- interface Loopback0
- ip address 172.16.5.5 255.255.255.0
- ip address 192.168.5.5 255.255.255.0
- interface Loopback2
- ip address 5.5.5.5 255.255.255.0
- interface Serial0/0
- ip address 35.1.1.2 255.255.255.0
- interface Serial0/1
- ip address 56.1.1.1 255.255.255.0
- interface Serial0/2
- ip address 57.1.1.1 255.255.255.0
- router eigrp 90
- network 0.0.0.0
- offset-list 1 in 1 Serial0/0
- access-list 1 permit 192.168.0.0 0.0.255.255
- R6
- interface Loopback0
- ip address 172.16.6.6 255.255.255.0
- interface Loopback1
- ip address 192.168.6.6 255.255.255.0
- interface Loopback2
- ip address 6.6.6.6 255.255.255.0
- interface Serial0/0
- ip address 46.1.1.2 255.255.255.0
- interface Serial0/1
- ip address 56.1.1.2 255.255.255.0
- interface Serial0/2
- ip address 67.1.1.1 255.255.255.0
- router eigrp 90
- network 0.0.0.0
- offset-list 1 in 1 Serial0/0
- !
- access-list 1 permit 172.16.0.0 0.0.255.255
- R7
- interface Loopback0
- ip address 7.7.7.7 255.255.255.0
- interface Serial0/0
- ip address 37.1.1.2 255.255.255.0
- ip summary-address eigrp 90 172.16.0.0 255.255.0.0
- ip summary-address eigrp 90 192.168.0.0 255.255.0.0
- interface Serial0/1
- ip address 47.1.1.2 255.255.255.0
- ip summary-address eigrp 90 172.16.0.0 255.255.0.0
- ip summary-address eigrp 90 192.168.0.0 255.255.0.0
- interface Serial0/2
- ip address 57.1.1.2 255.255.255.0
- ip summary-address eigrp 90 172.16.0.0 255.255.0.0
- ip summary-address eigrp 90 192.168.0.0 255.255.0.0
- interface Serial0/3
- ip address 67.1.1.2 255.255.255.0
- ip summary-address eigrp 90 172.16.0.0 255.255.0.0
- ip summary-address eigrp 90 192.168.0.0 255.255.0.0
来源: http://www.bubuko.com/infodetail-2539896.html