企业三层架构配置实例
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企业三层架构配置实例作者：救世主220
实验日期：2015.6.15
实验拓扑如下：
ISP router3配置：
Router#show run
Building configuration...
hostname Router
!
interface Loopback0
ip address 1.1.1.1 255.255.255.0
!
interface FastEthernet0/0
ip address 100.1.1.10 255.255.255.0
duplex auto
speed auto
router2配置：
Router#show run
Building configuration...
Current configuration : 979 bytes
!
version 12.4
no service timestamps log datetimemsec
no service timestamps debug datetimemsec no service password-encryption
!
hostname Router
!
interface FastEthernet0/0
ip address 100.1.1.1 255.255.255.0
ipnat outside
duplex auto
speed auto
!
interface FastEthernet0/1
ip address 10.0.1.1 255.255.255.0 ipnat inside
duplex auto
speed auto
!
interface FastEthernet1/0
ip address 10.0.2.1 255.255.255.0 ipnat inside
duplex auto
speed auto
!
routerospf 110
router-id 1.1.1.1
log-adjacency-changes
network 10.0.0.0 0.255.255.255 area 0 default-information originate
!
ipnat inside source list 1 interface FastEthernet0/0 overload ip route 0.0.0.0 0.0.0.0 100.1.1.10
!
access-list 1 permit 10.0.0.0 0.255.255.255
!
Router1配置：
Router#show run
Building configuration...
Current configuration : 835 bytes
!
version 12.4
no service timestamps log datetimemsec
no service timestamps debug datetimemsec
no service password-encryption
!
hostname Router
!
interface FastEthernet0/0
ip address 10.0.2.2 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet0/1
ip address 10.0.6.2 255.255.255.0 duplex auto
speed auto
!
interface FastEthernet1/0
ip address 10.0.4.2 255.255.255.0 duplex auto
speed auto
!
routerospf 110
router-id 3.3.3.3
log-adjacency-changes
network 10.0.0.0 0.255.255.255 area 0 !
Router0配置：
Router#show run
Building configuration...
Current configuration : 757 bytes
!
version 12.4
no service timestamps log datetimemsec
no service timestamps debug datetimemsec no service password-encryption
!
hostname Router
!
interface FastEthernet0/0
ip address 10.0.1.2 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet0/1
ip address 10.0.3.2 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet1/0
ip address 10.0.5.2 255.255.255.0
duplex auto