Dear Teamits my configurationTask:enable ospf feature and configure leaf1-9k(config)# feature ospf leaf1-9k(config)# router ospf 1leaf1-9k(config-router)# exitleaf1-9k(config)# int e1/2leaf1-9k(config-if)# ip router ospf 1 area 0leaf1-9k(config-if)# ...