IPv6: Cisco: OSPF Sederhana
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Topologi
R1
e1 -- R3: e1 e2 -- R2: e1 e3 -- NAT: Internet
R2
e1 -- R1: e2 e2 -- R3: e2 e3 -- LAN 172.16.1.1
R3
e1 -- R1: e1 e2 -- R2: e2 e3 -- LAN 192.168.1.1
Konfigurasi
Router1:
enable
configure terminal
ipv6 unicast-routing
interface ethernet1/1
ip address 10.10.1.1 255.255.255.252
ipv6 enable
ipv6 address 2001:10:10:1::1/64
ipv6 ospf 1 area 0.0.0.0
no shutdown
exit
interface ethernet1/2
ip address 10.10.1.5 255.255.255.252
ipv6 enable
ipv6 address 2001:10:10:5::1/64
ipv6 ospf 1 area 0.0.0.0
no shutdown
exit
!
! NAT GNS3 gw 192.168.122.1
interface ethernet1/3
ip address 192.168.122.100 255.255.255.0
ip address 192.168.122.101 255.255.255.0 secondary
ip address 192.168.122.102 255.255.255.0 secondary
no shutdown
ip route 0.0.0.0 0.0.0.0 192.168.122.1
end
Router2:
enable
configure terminal
ipv6 unicast-routing
interface ethernet1/1
ip address 10.10.1.6 255.255.255.252
ipv6 enable
ipv6 address 2001:10:10:5::2/64
ipv6 ospf 2 area 0.0.0.0
no shutdown
exit
interface ethernet1/2
ip address 10.10.1.9 255.255.255.252
ipv6 enable
ipv6 address 2001:10:10:9::1/64
ipv6 ospf 2 area 0.0.0.0
no shutdown
exit
interface ethernet1/3
ip address 172.16.1.1 255.255.0.0
ipv6 enable
ipv6 address 2001:172:16:1::1/64
ipv6 ospf 2 area 0.0.0.0
no shutdown
end
Router3:
enable
configure terminal
ipv6 unicast-routing
interface ethernet1/1
ip address 10.10.1.2 255.255.255.252
ipv6 enable
ipv6 address 2001:10:10:1::2/64
ipv6 ospf 3 area 0.0.0.0
no shutdown
exit
interface ethernet1/2
ip address 10.10.1.10 255.255.255.252
ipv6 enable
ipv6 address 2001:10:10:9::2/64
ipv6 ospf 3 area 0.0.0.0
no shutdown
exit
interface ethernet1/3
ip address 192.168.1.1 255.255.255.0
ipv6 enable
ipv6 address 2001:192:168:1::1/64
ipv6 ospf 3 area 0.0.0.0
no shutdown
end
Ada tiga (3) elemen dasar konfigurasi OSPF:
- Enable OSPF instance
- OSPF area configuration
- OSPF network configuration
Catatan: Ingat bahwa backbone area-id adalah 0.0.0.0.
R1
enable
configure terminal
!
! area 0 = backbone
router ospf 1
network 10.10.1.0 0.0.0.3 area 0.0.0.0
network 10.10.1.4 0.0.0.3 area 0.0.0.0
ipv6 unicast-routing
ipv6 router ospf 1
router-id 10.10.1.1
area 0.0.0.0 range 2001:10:10:1::/64
area 0.0.0.0 range 2001:10:10:5::/64
end
R2
enable
configure terminal
!
! area 0 = backbone
router ospf 2
network 10.10.1.4 0.0.0.3 area 0.0.0.0
network 10.10.1.8 0.0.0.3 area 0.0.0.0
network 172.16.0.0 0.0.255.255 area 0.0.0.0
ipv6 unicast-routing
ipv6 router ospf 2
router-id 10.10.1.5
area 0.0.0.0 range 2001:10:10:5::/64
area 0.0.0.0 range 2001:10:10:9::/64
area 0.0.0.0 range 2001:172:16:1::/64
end
R3
enable
configure terminal
!
! area 0 = backbone
router ospf 3
network 10.10.1.0 0.0.0.3 area 0.0.0.0
network 10.10.1.8 0.0.0.3 area 0.0.0.0
network 192.168.1.0 0.0.0.255 area 0.0.0.0
ipv6 unicast-routing
ipv6 router ospf 3
router-id 10.10.1.2
area 0.0.0.0 range 2001:10:10:1::/64
area 0.0.0.0 range 2001:10:10:9::/64
area 0.0.0.0 range 2001:192:168:1::/64
end
Verify
Cek di R1, R2, R3
show ipv6 ospf neighbor show ipv6 ospf database show ipv6 route ospf show ipv6 route
show ip ospf neighbor show ip ospf database show ip route
ping x:x:x:x::x - ipv6