See the solution below in Explanation: Explanation: Solution: R30 Config t router ospf 100 router-id 10.0.1.30 int ran lo0 , e0/0-1 ip ospf 100 a 0 exit int et0/2 ip ospf 100 a 50 exit router ospf 30 area 50 range 10.10.0.0 255.255.192.0 area 50 range 10.50.0.0 255.255.192.0 end wr