Mikrotik: OSPF multi-area network - dgn NAT dan distribute default
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Topology Jaringan
R1:
eth0: -- R2: eth0 eth1: -- R3: eth0
R2:
eth0: -- R1: eth0 eth1: -- R4: eth0 eth2: -- nat0: Internet
R3:
eth0: -- R1: eth1 eth1: -- LAN: 192.168.1.1/24
R4:
eth0: -- R2: eth1 eth1: -- LAN: 192.168.2.1/24
Setup IP address
R1:
/ip address add address=10.0.1.1/30 interface=ether1 /ip address add address=10.1.1.1/30 interface=ether2
R2:
/ip address add address=10.0.1.2/30 interface=ether1 /ip address add address=10.1.2.1/30 interface=ether2 /ip address add address=192.168.122.100/24 interface=ether3 /ip address add address=192.168.122.101/24 interface=ether3 /ip address add address=192.168.122.102/24 interface=ether3
/ip dhcp-client add interface=ether3 disabled=no # kalau ether3 DHCP client /ip firewall nat add chain=srcnat out-interface=ether3 action=masquerade /ip firewall nat print
/ip route add dst-address=0.0.0.0/0 gateway=192.168.122.1
R3:
/ip address add address=10.1.1.2/30 interface=ether1 /ip address add address=192.168.1.1/24 interface=ether2
R4:
/ip address add address=10.1.2.2/30 interface=ether1 /ip address add address=192.168.2.1/24 interface=ether2
Setup OSPF
R1:
/routing ospf instance enable default /routing ospf area add name=area1 area-id=0.0.0.1 /routing ospf network add network=10.0.1.0/24 area=backbone /routing ospf network add network=10.1.1.0/30 area=area1
R2:
/routing ospf instance enable default /routing ospf area add name=area2 area-id=0.0.0.2 /routing ospf network add network=10.0.1.0/24 area=backbone /routing ospf network add network=10.1.2.0/30 area=area2
/routing ospf instance set distribute-default=if-installed-as-type-1 numbers=0
R3 configuration:
/routing ospf instance enable default /routing ospf area add name=area1 area-id=0.0.0.1 /routing ospf network add network=10.1.1.0/30 area=area1 /routing ospf network add network=192.168.1.0/24 area=area1
R4 configuration:
/routing ospf instance enable default /routing ospf area add name=area2 area-id=0.0.0.2 /routing ospf network add network=10.1.2.0/30 area=area2 /routing ospf network add network=192.168.2.0/24 area=area2
Cek route
R3:
/routing ospf interface print
/routing ospf neighbor print
/ip route print
Redistribute Connected
/routing ospf instance set 0 redistribute-connected=as-type-1 /routing ospf instance print
Cek
/routing ospf interface print /routing ospf neighbor print /ip route print