Lenovo CN4093 Application Manual page 469

1. Configure IP interfaces for each network which will be attached to OSPF areas.
2. Enable OSPF.
3. Define the backbone.
4. Define the stub area.
5. Attach the network interface to the backbone.
6. Attach the network interface to the stub area.
7. Configure route summarization by specifying the starting address and mask of the
range of addresses to be summarized.
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Follow this procedure to configure OSPF support as shown in
CN 4093(config)# interface ip 1
CN 4093(config-ip-if)# ip address 10.10.7.1 255.255.255.0 enable
CN 4093(config-ip-if)# exit
CN 4093(config)# interface ip 2
CN 4093(config-ip-if)# ip address 36.128.192.1 255.255.255.0 enable
CN 4093(config-ip-if)# exit
CN 4093(config)# router ospf
CN 4093(config-router-ospf)# enable
CN 4093(config-router-ospf)# area 0 area-id 0.0.0.0
CN 4093(config-router-ospf)# area 0 type transit
CN 4093(config-router-ospf)# area 0 enable
CN 4093(config-router-ospf)# area 1 area-id 0.0.0.1
CN 4093(config-router-ospf)# area 1 type stub
CN 4093(config-router-ospf)# area 1 enable
CN 4093(config-router-ospf)# exit
CN 4093(config)# interface ip 1
CN 4093(config-ip-if)# ip ospf area 0
CN 4093(config-ip-if)# ip ospf enable
CN 4093(config-ip-if)# exit
CN 4093(config)# interface ip 2
CN 4093(config-ip-if)# ip ospf area 1
CN 4093(config-ip-if)# ip ospf enable
CN 4093(config-ip-if)# exit
CN 4093(config)# router ospf
CN 4093(config-router-ospf)# area-range 1 address 36.128.192.0
255.255.192.0
CN 4093(config-router-ospf)# area-range 1 area 1
CN 4093(config-router-ospf)# area-range 1 enable
CN 4093(config-router-ospf)# exit
Figure 53:
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Chapter 30: OSPF