CCNA Topics – Connect a Layer 3 Switch to the Internet

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Connect a Layer 3 Switch to the Internet

Here is the configuration of LAYER_SWITCH

hostname LAYER3_SWITCH
!

ip routing
!
interface FastEthernet0/1
no switchport
ip address 192.168.1.1 255.255.255.0
duplex auto
speed auto
!
interface FastEthernet0/11
switchport access vlan 10
switchport mode access
!
interface FastEthernet0/12
switchport access vlan 20
switchport mode access
!
!
interface Vlan10
ip address 192.168.10.1 255.255.255.0
!
interface Vlan20
ip address 192.168.20.1 255.255.255.0
!
router ospf 1
log-adjacency-changes
network 192.168.0.0 0.0.255.255 area 0
!
ip route 0.0.0.0 0.0.0.0 192.168.1.2
!

Here is the configuration of the INTERNET_ROUTER

hostname INTERNET_ROUTER
!
interface FastEthernet0/0
ip address 51.1.1.1 255.255.255.0
ip nat outside
duplex auto
speed auto
!
interface FastEthernet0/1
ip address 192.168.1.2 255.255.255.0
ip nat inside
duplex auto
speed auto
!
router ospf 1
log-adjacency-changes
network 192.168.1.2 0.0.0.0 area 0
network 51.1.1.1 0.0.0.0 area 0
!
ip nat inside source list 1 interface FastEthernet0/0 overload
!
access-list 1 permit 192.168.10.0 0.0.0.255
access-list 1 permit 192.168.20.0 0.0.0.255

Видео CCNA Topics – Connect a Layer 3 Switch to the Internet канала Moustapha Fall