To enable OSPF routing on Hirschman L3P.

1°) Configure an interface with IP adress

Rx (interface 1/1) ip address Rx (interface 1/1) routing Rx (interface 1/1) ip ospf Rx (interface 1/1) ip ospf areaid

2°) in global enable OSPF

Rx (config)# router ospf

Rx (config)# enable

3°) Defini ID for Ospf router

Rx (config)# router-id

Rx (config)# redistribute connected subnets