CCIE学习笔记之OSPF实验整理
疑惑点：
#lab OSPF1#基本配置
实验拓扑：
配置：
R1-
interface Loopback0
ip address 1.1.1.1 255.255.255.0
!
interface Ethernet0/0
ip address 12.1.1.1 255.255.255.0
half-duplex
!
router ospf 110
router-id 1.1.1.1
log-adjacency-changes
network 1.1.1.0 0.0.0.255 area 0
network 12.1.1.0 0.0.0.255 area 0
!
R2-
interface Loopback0
ip address 2.2.2.2 255.255.255.0
!
interface Ethernet0/0
ip address 12.1.1.2 255.255.255.0
half-duplex
!
router ospf 110
router-id 2.2.2.2
log-adjacency-changes
network 2.2.2.0 0.0.0.255 area 0
network 12.1.1.0 0.0.0.255 area 0
!
#lab OSPF2# 1,2,3类LSA
实验拓扑：
配置：
R1-
interface Loopback0
ip address 1.1.1.1 255.255.255.0
!
interface FastEthernet0/0
ip address 12.1.1.1 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet0/1
ip address 14.1.1.1 255.255.255.0
duplex auto
speed auto
!
router ospf 110
router-id 91.1.1.1
log-adjacency-changes
network 1.1.1.0 0.0.0.255 area 0
network 12.1.1.0 0.0.0.255 area 0
network 14.1.1.0 0.0.0.255 area 2
!
interface Loopback0
ip address 1.1.1.1 255.255.255.0
!
interface FastEthernet0/0
ip address 12.1.1.1 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet0/1
ip address 14.1.1.1 255.255.255.0
duplex auto
speed auto
!
router ospf 110
router-id 91.1.1.1
log-adjacency-changes
network 1.1.1.0 0.0.0.255 area 0
network 12.1.1.0 0.0.0.255 area 0
network 14.1.1.0 0.0.0.255 area 2
!
R2-
interface Loopback0
ip address 2.2.2.2 255.255.255.0
!
interface FastEthernet0/0
ip address 12.1.1.2 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet0/1
ip address 23.1.1.2 255.255.255.0
duplex auto
speed auto
!
router ospf 110
router-id 92.2.2.2
log-adjacency-changes
network 2.2.2.0 0.0.0.255 area 0
network 12.1.1.0 0.0.0.255 area 0
network 23.1.1.0 0.0.0.255 area 1
!
R3-
interface Loopback0
ip address 3.3.3.3 255.255.255.0
!
interface FastEthernet0/0
ip address 23.1.1.3 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet0/1
no ip address
shutdown
duplex auto
speed auto
!
router ospf 110
router-id 93.3.3.3
log-adjacency-changes
network 3.3.3.0 0.0.0.255 area 1
network 23.1.1.0 0.0.0.255 area 1
!
R4-
interface Loopback0
ip address 4.4.4.4 255.255.255.0
!
interface FastEthernet0/0
ip address 14.1.1.4 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet0/1
no ip address
shutdown
duplex auto
speed auto
!
router ospf 110
router-id 94.4.4.4
log-adjacency-changes
network 4.4.4.0 0.0.0.255 area 2
network 14.1.1.0 0.0.0.255 area 2
!
实验结果：
各种show命令
#lab OSPF3# 4，5类LSA
实验拓扑：
配置：
R1，R2，R3同上
R4-
interface Loopback0
ip address 4.4.4.4 255.255.255.0
!
interface FastEthernet0/0
ip address 14.1.1.4 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet0/1
ip address 45.1.1.4 255.255.255.0
duplex auto
speed auto
!
router ospf 110
router-id 94.4.4.4
log-adjacency-changes
redistribute rip subnets
network 4.4.4.0 0.0.0.255 area 2
network 14.1.1.0 0.0.0.255 area 2
!
router rip
version 2
network 45.0.0.0
no auto-summary
!
R5-
interface Loopback0
ip address 5.5.5.5 255.255.255.0
!
interface FastEthernet0/0
ip address 45.1.1.5 255.255.255.0
duplex auto
speed auto
!
router rip
version 2
network 5.0.0.0
network 45.0.0.0
no auto-summary
!
实验结果：
show命令
#lab OSPF4# 域间汇总
实验拓扑：
配置：
R1-
interface Loopback0
ip address 1.1.1.1 255.255.255.0
!
interface FastEthernet0/0
ip address 12.1.1.1 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet0/1
ip address 14.1.1.1 255.255.255.0
duplex auto
speed auto
!
router ospf 110
router-id 91.1.1.1
log-adjacency-changes
area 0 range 202.96.16.0 255.255.252.0 //在区域ABR上做域间汇总
network 1.1.1.0 0.0.0.255 area 0
network 12.1.1.0 0.0.0.255 area 0
network 14.1.1.0 0.0.0.255 area 2
!
R2-
interface Loopback0
ip address 2.2.2.2 255.255.255.0
!
interface Loopback16
ip address 202.96.16.1 255.255.255.0
!
interface Loopback17
ip address 202.96.17.1 255.255.255.0
!
interface Loopback18
ip address 202.96.18.1 255.255.255.0
!
interface Loopback19
ip address 202.96.19.1 255.255.255.0
!
interface FastEthernet0/0
ip address 12.1.1.2 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet0/1
ip address 23.1.1.2 255.255.255.0
duplex auto
speed auto
!
router ospf 110
router-id 92.2.2.2
log-adjacency-changes
area 0 range 202.96.16.0 255.255.252.0 //在区域ABR上做域间汇总
network 2.2.2.0 0.0.0.255 area 0
network 12.1.1.0 0.0.0.255 area 0
network 23.1.1.0 0.0.0.255 area 1
network 202.96.0.0 0.0.255.255 area 0
!
R3-
interface Loopback0
ip address 3.3.3.3 255.255.255.0
!
interface FastEthernet0/0
ip address 23.1.1.3 255.255.255.0
duplex auto
speed auto
!
router ospf 110
router-id 93.3.3.3
log-adjacency-changes
network 3.3.3.0 0.0.0.255 area 1
network 23.1.1.0 0.0.0.255 area 1
!
R4-
interface Loopback0
ip address 4.4.4.4 255.255.255.0
!
interface FastEthernet0/0
ip address 14.1.1.4 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet0/1
ip address 45.1.1.4 255.255.255.0
duplex auto
speed auto
!
router ospf 110
router-id 94.4.4.4
log-adjacency-changes
redistribute rip subnets
network 4.4.4.0 0.0.0.255 area 2
network 14.1.1.0 0.0.0.255 area 2
!
router rip
version 2
network 45.0.0.0
no auto-summary
!
R5-
interface Loopback0
ip address 5.5.5.5 255.255.255.0
!
interface FastEthernet0/0
ip address 45.1.1.5 255.255.255.0
duplex auto
speed auto
!
router rip
version 2
network 5.0.0.0
network 45.0.0.0
no auto-summary
!
实验结果：
尝试不让汇总/明细路由出区域
#lab OSPF5# 域外汇总
实验拓扑（左边同上个实验）：
配置：
R1，R2，R3同上
R4-
interface Loopback0
ip address 4.4.4.4 255.255.255.0
!
interface FastEthernet0/0
ip address 14.1.1.4 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet0/1
ip address 45.1.1.4 255.255.255.0
duplex auto
speed auto
!
router ospf 110
router-id 94.4.4.4
log-adjacency-changes
summary-address 198.8.8.0 255.255.254.0 //域外汇总
redistribute rip subnets //重分布RIP到OSPF
network 4.4.4.0 0.0.0.255 area 2
network 14.1.1.0 0.0.0.255 area 2
!
router rip
version 2
network 45.0.0.0
no auto-summary
!
R5-
interface Loopback0
ip address 5.5.5.5 255.255.255.0
!
interface Loopback8
ip address 198.8.8.5 255.255.255.0
!
interface Loopback9
ip address 198.8.9.5 255.255.255.0
!
interface FastEthernet0/0
ip address 45.1.1.5 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet0/1
no ip address
shutdown
duplex auto
speed auto
!
router rip
version 2
network 5.0.0.0
network 45.0.0.0
network 198.8.8.0
network 198.8.9.0
no auto-summary
!
实验结果：打标签操作
#lab OSPF6# stub区域