noteId: WEB5b461e0b4e4b284ee01f16e3e61de8aa · 原始路径：/ALL/网络 - C模块/1-韩国专家拓扑/4-重分发.note · 图片：2 · 附件待处理：0
4. 外部路由通告 (Area 1)：Area 1 的 ASBR 所发布的外部网络路由，在通告至骨干区域（Backbone Area）时，必须以 Type 7 链路状态通告形式发布。
# R4、5：
router ospf 1
area 1 nssa no-summary default-information-originate
# R2、3：
route-map to_rip deny 10
match tag 20
route-map to_rip permit 20
set tag 10
route-map to_ospf deny 10
match tag 10
route-map to_ospf permit 20
set tag 20
router ospf 1
area 1 nssa
redistribute rip subnets route-map to_ospf
router rip
redistribute ospf 1 route-map to_rip
distance 100
5. 链路冗余配置：当 R8 与 R12 之间的链路发生故障时，确保能够通过 Area 2 进行正常通信。
# R7：
router ospf 1
area 2 virtual-link 11.11.11.11
# R11：
router ospf 1
area 2 virtual-link 7.7.7.7
# R1：
access-list 21 permit 192.168.1.1
access-list 21 permit 192.168.3.1
access-list 21 permit 192.168.2.1
route-map G0/0 permit 10
match ip address 21
match interface GigabitEthernet0/0
route-map G0/1 permit 10
match ip address 21
match interface GigabitEthernet0/1
interface Loopback1
ip nat inside
interface Loopback2
ip nat inside
interface Loopback3
ip nat inside
interface GigabitEthernet0/0
ip nat outside
interface GigabitEthernet0/1
ip nat outside
router rip
version 2
network 1.0.0.0
network 100.0.0.0
network 192.168.1.0
network 192.168.2.0
network 192.168.3.0
no auto-summary
# R2：
access-list 11 deny 192.168.1.1
access-list 11 deny 192.168.3.1
access-list 11 deny 192.168.2.1
access-list 11 deny 172.16.1.1
access-list 11 deny 172.16.3.1
access-list 11 deny 172.16.2.1
access-list 11 permit any
access-list 12 permit 192.168.1.1
access-list 12 permit 192.168.3.1
access-list 12 permit 192.168.2.1
oute-map to_rip deny 10
match tag 20
route-map to_rip permit 20
set tag 10
route-map to_ospf2 deny 10
match tag 10
route-map to_ospf2 permit 20
match ip address 11
set tag 20
router ospf 1
area 1 nssa
redistribute rip subnets route-map to_ospf2
network 2.2.2.2 0.0.0.0 area 1
network 100.2.3.0 0.0.0.255 area 1
network 100.2.4.0 0.0.0.255 area 1
router rip
version 2
redistribute ospf 1 route-map to_rip
network 100.0.0.0
default-information originate
no auto-summary
# R3：
access-list 1 deny 192.168.1.1
access-list 1 deny 192.168.3.1
access-list 1 deny 192.168.2.1
access-list 1 deny 172.16.1.1
access-list 1 deny 172.16.3.1
access-list 1 deny 172.16.2.1
access-list 1 permit any
access-list 11 deny 192.168.1.1
access-list 11 deny 192.168.3.1
access-list 11 deny 192.168.2.1
access-list 11 deny 172.16.1.1
access-list 11 deny 172.16.3.1
access-list 11 deny 172.16.2.1
access-list 11 permit any
access-list 12 permit 192.168.1.1
access-list 12 permit 192.168.3.1
access-list 12 permit 192.168.2.1
access-list 15 permit 172.16.1.1
access-list 15 permit 172.16.3.1
access-list 15 permit 172.16.2.1
route-map to_eigrp deny 10
match tag 20
route-map to_eigrp permit 20
set tag 10
route-map to_rip deny 10
match tag 20
route-map to_rip permit 20
set tag 10
route-map to_ospf deny 10
match tag 10
route-map to_ospf permit 20
match ip address 1
set tag 20
route-map to_ospf2 deny 10
match tag 10
route-map to_ospf2 permit 20
match ip address 11
set tag 20
router eigrp 100
network 100.3.6.0 0.0.0.255
redistribute ospf 1 metric 1000000 10 255 1 1500 route-map to_eigrp
redistribute rip metric 1000000 10 255 1 1500
router ospf 1
area 1 nssa
redistribute eigrp 100 subnets route-map to_ospf
redistribute rip subnets route-map to_ospf2
network 3.3.3.3 0.0.0.0 area 1
network 100.2.3.0 0.0.0.255 area 1
network 100.3.5.0 0.0.0.255 area 1
router rip
version 2
redistribute eigrp 100
redistribute ospf 1 route-map to_rip
network 100.0.0.0
default-information originate
no auto-summary
# R4：
router ospf 1
area 1 nssa default-information-originate no-summary
network 4.4.4.4 0.0.0.0 area 0
network 100.2.4.0 0.0.0.255 area 1
network 100.4.5.0 0.0.0.255 area 0
network 100.4.7.0 0.0.0.255 area 0
network 100.48.57.0 0.0.0.255 area 0
# R5：
access-list 1 deny 192.168.1.1
access-list 1 deny 192.168.3.1
access-list 1 deny 192.168.2.1
access-list 1 deny 172.16.1.1
access-list 1 deny 172.16.3.1
access-list 1 deny 172.16.2.1
access-list 1 permit any
access-list 15 permit 172.16.1.1
access-list 15 permit 172.16.3.1
access-list 15 permit 172.16.2.1
access-list 16 permit any
route-map to_eigrp deny 10
match tag 20
route-map to_eigrp permit 20
set tag 10
route-map to_ospf deny 10
match tag 10
route-map to_ospf permit 20
match ip address 1
set tag 20
route-map G0/5 permit 10
match ip address 16
match interface GigabitEthernet0/5
ip nat inside source route-map G0/5 interface GigabitEthernet0/5 overload
router eigrp 100
network 100.5.6.0 0.0.0.255
redistribute ospf 1 metric 1000000 10 255 1 1500 route-map to_eigrp
router ospf 1
area 1 nssa default-information-originate no-summary
redistribute eigrp 100 subnets route-map to_ospf
network 5.5.5.5 0.0.0.0 area 0
network 100.3.5.0 0.0.0.255 area 1
network 100.4.5.0 0.0.0.255 area 0
network 100.5.8.0 0.0.0.255 area 0
network 100.48.57.0 0.0.0.255 area 0
default-information originate
# R6:
access-list 21 permit 172.16.1.1
access-list 21 permit 172.16.3.1
access-list 21 permit 172.16.2.1
route-map G0/0 permit 10
match ip address 21
match interface GigabitEthernet0/0
route-map G0/1 permit 10
match ip address 21
match interface GigabitEthernet0/1
route-map G0/2 permit 10
match ip address 21
match interface GigabitEthernet0/2
ip nat inside source route-map G0/0 interface GigabitEthernet0/0 overload
ip nat inside source route-map G0/1 interface GigabitEthernet0/1 overload
ip nat inside source route-map G0/2 interface GigabitEthernet0/2 overload
router eigrp 100
network 6.6.6.6 0.0.0.0
network 100.3.6.0 0.0.0.255
network 100.5.6.0 0.0.0.255
network 100.6.8.0 0.0.0.255
network 172.16.1.1 0.0.0.0
network 172.16.2.1 0.0.0.0
network 172.16.3.1 0.0.0.0
# R7:
router ospf 1
area 2 virtual-link 11.11.11.11
network 7.7.7.7 0.0.0.0 area 0
network 100.4.7.0 0.0.0.255 area 0
network 100.7.8.0 0.0.0.255 area 0
network 100.7.10.0 0.0.0.255 area 2
network 100.48.57.0 0.0.0.255 area 0
# R8:
router eigrp 100
network 100.6.8.0 0.0.0.255
redistribute ospf 1 metric 1000000 10 255 1 1500 route-map to_eigrp
router ospf 1
redistribute eigrp 100 subnets route-map to_ospf
network 8.8.8.8 0.0.0.0 area 0
network 100.5.8.0 0.0.0.255 area 0
network 100.7.8.0 0.0.0.255 area 0
network 100.8.11.0 0.0.0.255 area 2
network 100.8.12.0 0.0.0.255 area 3
network 100.48.57.0 0.0.0.255 area 0
default-information originate
# R10:
router ospf 1
network 10.10.10.10 0.0.0.0 area 2
network 100.7.10.0 0.0.0.255 area 2
network 100.10.11.0 0.0.0.255 area 2
# R11:
router ospf 1
area 2 virtual-link 7.7.7.7
network 11.11.11.11 0.0.0.0 area 2
network 100.8.11.0 0.0.0.255 area 2
network 100.10.11.0 0.0.0.255 area 2
network 100.11.12.0 0.0.0.255 area 3
# R12:
router ospf 1
network 12.12.12.12 0.0.0.0 area 3
network 100.8.12.0 0.0.0.255 area 3
network 100.11.12.0 0.0.0.255 area 3
network 200.0.1.1 0.0.0.0 area 3
network 200.0.2.1 0.0.0.0 area 3
network 200.0.3.1 0.0.0.0 area 3
