iosv-1

interface GigabitEthernet0/0
 ip address 192.168.10.1 255.255.255.0
 no shutdown
!
ip route 0.0.0.0 0.0.0.0 192.168.10.4
!
end



iosv-2

interface GigabitEthernet0/0
 no shutdown
!
interface GigabitEthernet0/0.10
 encapsulation dot1Q 10
 ip address 192.168.12.2 255.255.255.0
 no shutdown
!
interface GigabitEthernet0/0.30
 encapsulation dot1Q 30
 ip address 192.168.23.2 255.255.255.0
 no shutdown
!
ip route 192.168.10.0 255.255.255.0 192.168.12.4
ip route 192.168.30.0 255.255.255.0 192.168.23.4
!
end




iosv-3

interface GigabitEthernet0/0
 ip address 192.168.30.3 255.255.255.0
 no shutdown
!
ip route 0.0.0.0 0.0.0.0 192.168.30.4
!
end





iosv-4


vrf definition Router1_Router2
 rd 1:1
 !
 address-family ipv4
 exit-address-family
!
vrf definition Router2_Router3
 rd 3:3
 !
 address-family ipv4
 exit-address-family
!
interface GigabitEthernet0/0
 vrf forwarding Router1_Router2
 ip address 192.168.10.4 255.255.255.0
 no shutdown
!
interface GigabitEthernet0/1
 no shutdown
!
interface GigabitEthernet0/1.10
 encapsulation dot1Q 10
 vrf forwarding Router1_Router2
 ip address 192.168.12.4 255.255.255.0
 no shutdown
!
interface GigabitEthernet0/1.30
 encapsulation dot1Q 30
 vrf forwarding Router2_Router3
 ip address 192.168.23.4 255.255.255.0
 no shutdown
!
interface GigabitEthernet0/2
 vrf forwarding Router2_Router3
 ip address 192.168.30.4 255.255.255.0
 no shutdown
!
ip route vrf Router1_Router2 192.168.30.0 255.255.255.0 192.168.12.2
ip route vrf Router2_Router3 192.168.10.0 255.255.255.0 192.168.23.2
!
end