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Cisco ONS 15454 DWDM Reference Manual, R8.5
78-18343-02
Chapter 15 Management Network Connectivity
15.3.6 DCN Case Study 3: Linear Topology with DCN Connections on Both Ends Using OSPF Routing
ip classless
ip route 0.0.0.0 0.0.0.0 192.168.10.1
15.3.6.1.3 Router 2 IP Configuration
Interface configuration:
interface Ethernet0/0
ip address 192.168.20.2 255.255.255.0
no ip directed-broadcast
!
interface Ethernet1/0
ip address 192.168.100.2 255.255.255.0
no ip directed-broadcast
GRE tunnel interface configuration:
interface Tunnel210
ip address 192.168.210.2 255.255.255.0
tunnel source Ethernet0/0
tunnel destination 192.168.20.1
!
OSPF and static routing configuration:
router ospf 1
network 192.168.100.0 0.0.0.255 area 200
network 192.168.210.0 0.0.0.255 area 200
!
ip classless
ip route 0.0.0.0 0.0.0.0 192.168.20.1
Table 15-7 shows network settings on the four ONS 15454 nodes. The static routes are created so the
DCN-connected nodes can advertise their capability to act as last-resort routers.
Table 15-7 DCN Case Study 3 Node IP Addresses
Node IP Address/Mask Default Gateway OSPF Configuration
Node 1 192.168.100.80/24 192.168.100.1 DCC/OSC/GCC area: 0.0.0.1
LAN area: 0.0.0.100
OSPF Area Range Table:
• 192.168.100.79/32 - Area 0.0.0.1
• 192.168.100.78/32 - Area 0.0.0.1
• 192.168.100.77/32 - Area 0.0.0.1
Virtual Link Table: 1.1.1.1
Node 2 192.168.100.79/24 0.0.0.0 DCC/OSC/GCC area: 0.0.0.1
OSPF disabled on LAN