交换4.3.3在外置路由器和内置路由器之间的路由选择

r#show run
interface Loopback0
ip address 10.200.2.1 255.255.255.0
!
interface FastEthernet0/0
ip address 10.200.1.2 255.255.255.0
no sh
!
router eigrp 100
network 10.0.0.0
no auto-summary
!
end

3550#show run
interface FastEthernet1/2
switchport mode trunk
no sh
!
interface FastEthernet1/15
no switchport
ip address 10.200.1.1 255.255.255.0
!
interface Vlan1
ip address 172.16.1.1 255.255.255.0
!
interface Vlan10
ip address 172.16.10.1 255.255.255.0
!
interface Vlan20
ip address 172.16.20.1 255.255.255.0
!
router eigrp 100
network 10.0.0.0
network 172.16.0.0
no auto-summary
!
!
2950#show run
interface FastEthernet1/1
switchport mode trunk
no sh
!
interface FastEthernet1/11
switchport access vlan 10
no sh
!
interface FastEthernet1/12
switchport access vlan 20
no sh
!
interface FastEthernet1/13
switchport access vlan 10
no sh
!
interface Vlan1
no ip address
no sh

pc1#show run
interface FastEthernet0/0
ip address 172.16.10.2 255.255.255.0
no sh
ip route 0.0.0.0 0.0.0.0 172.16.10.1

pc2#show run
!
interface FastEthernet0/0
ip address 172.16.20.2 255.255.255.0
no sh
ip route 0.0.0.0 0.0.0.0 172.16.20.1
!

PC3#sho run
!
interface FastEthernet0/0
ip address 172.16.10.3 255.255.255.0
no sh
ip route 0.0.0.0 0.0.0.0 172.16.10.1
!