Difference between revisions of "Cisco: OSPF multi-area network"

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Line 91: Line 91:
 
R1:
 
R1:
  
  /routing ospf instance enable default
+
  enable
  /routing ospf area add name=area1 area-id=0.0.0.1
+
  configure terminal
/routing ospf network add network=10.0.1.0/24 area=backbone
+
  !
/routing ospf network add network=10.1.1.0/30 area=area1
+
  ! area 0.0.0.0 = backbone
 +
  router ospf 1
 +
  network 10.0.1.0 0.0.0.24 area 0.0.0.0
 +
  network 10.1.1.0 0.0.0.3 area 0.0.0.1
 +
  end
  
 
R2:
 
R2:
  
  /routing ospf instance enable default
+
  enable
  /routing ospf area add name=area2 area-id=0.0.0.2
+
  configure terminal
/routing ospf network add network=10.0.1.0/24 area=backbone
+
  !
/routing ospf network add network=10.1.2.0/30 area=area2
+
  ! area 0.0.0.0 = backbone
 +
  router ospf 2
 +
  network 10.0.1.0 0.0.0.24 area 0.0.0.0
 +
  network 10.1.2.0 0.0.0.3 area 0.0.0.2
 +
  end
  
 
R3 configuration:
 
R3 configuration:
  
  /routing ospf instance enable default
+
  enable
  /routing ospf area add name=area1 area-id=0.0.0.1
+
  configure terminal
/routing ospf network add network=10.1.1.0/30 area=area1
+
  !
 +
  ! area 0.0.0.0 = backbone
 +
  router ospf 3
 +
  network 10.1.1.0 0.0.0.3 area 0.0.0.1
 +
  end
  
 
R4 configuration:
 
R4 configuration:
  
  /routing ospf instance enable default
+
  enable
  /routing ospf area add name=area2 area-id=0.0.0.2
+
  configure terminal
/routing ospf network add network=10.1.2.0/30 area=area2
+
  !
 +
  ! area 0.0.0.0 = backbone
 +
  router ospf 4
 +
  network 10.1.2.0 0.0.0.3 area 0.0.0.2
 +
  end
  
 
==Cek route==
 
==Cek route==

Revision as of 08:29, 25 December 2018

Image6006.gif

Topology Jaringan

R1:

eth1: -- R2: eth1
eth2: -- R3: eth1

R2:

eth1: -- R1: eth1
eth2: -- R4: eth1
eth3: -- nat0: Internet

R3:

eth1: -- R1: eth2
eth2: -- LAN: 192.168.1.1/24

R4:

eth1: -- R2: eth2
eth2: -- LAN: 192.168.2.1/24


Setup IP address

R1:

enable
configure terminal
  interface ethernet1/1
    ip address 10.0.1.1 255.255.255.252
    no shutdown
    exit
  interface ethernet1/2
    ip address 10.1.1.1 255.255.255.252
    no shutdown
    exit
 end

R2:

enable
configure terminal
  interface ethernet1/1
    ip address 10.0.1.2 255.255.255.252
    no shutdown
    exit
  interface ethernet1/2
    ip address 10.1.2.1 255.255.255.252
    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

R3:

enable
configure terminal
  interface ethernet1/1
    ip address 10.1.1.2 255.255.255.252
    no shutdown
    exit
  interface ethernet1/2
    ip address 192.168.1.1 255.255.255.0
    no shutdown
    exit
  end

R4:

enable
configure terminal
  interface ethernet1/1
    ip address 10.1.2.2 255.255.255.252
    no shutdown
    exit
  interface ethernet1/2
    ip address 192.168.2.1 255.255.255.0
    no shutdown
    exit
  end

Setup OSPF

R1:

enable
configure terminal
  !
  ! area 0.0.0.0 = backbone
  router ospf 1
  network 10.0.1.0 0.0.0.24 area 0.0.0.0
  network 10.1.1.0 0.0.0.3 area 0.0.0.1
  end

R2:

enable
configure terminal
  !
  ! area 0.0.0.0 = backbone
  router ospf 2
  network 10.0.1.0 0.0.0.24 area 0.0.0.0
  network 10.1.2.0 0.0.0.3 area 0.0.0.2
  end

R3 configuration:

enable
configure terminal
  !
  ! area 0.0.0.0 = backbone
  router ospf 3
  network 10.1.1.0 0.0.0.3 area 0.0.0.1
  end

R4 configuration:

enable
configure terminal
  !
  ! area 0.0.0.0 = backbone
  router ospf 4
  network 10.1.2.0 0.0.0.3 area 0.0.0.2
  end

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

Pranala Menarik