Cisco OSPF configuration lab
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Lab 23
OSPF — Single Area Configuration
Configure OSPF on R1 and R2, then verify neighbor adjacency
R1 Tasks
Gi0/0 → 192.168.1.1/24 no shutdown
router ospf 1
network 192.168.1.0 0.0.0.255 area 0
network 10.0.0.0 0.0.0.255 area 0
show ip ospf neighbor
show ip ospf
show ip route ospf
R2 Tasks
Gi0/0 → 192.168.2.1/24 no shutdown
router ospf 1
network 192.168.2.0 0.0.0.255 area 0
network 10.0.0.0 0.0.0.255 area 0
show ip ospf neighbor
show ip ospf
show ip route ospf
Quick Reference
router ospf 1
networkarea 0
show ip ospf neighbor
show ip ospf
show ip route ospf
show ip ospf interface
Wildcard: /24 → 0.0.0.255
network
show ip ospf neighbor
show ip ospf
show ip route ospf
show ip ospf interface
Wildcard: /24 → 0.0.0.255
R1
R2
Router>
Router>