HCIP Lab : OSPF STUB & NSSA Area Configuration

You are a network administrator of a company. The company's network has five AR routers among which R2, R3 and R4 reside in the headquarters .R1 and R5 reside in different branches of the company. To reduce the pressure on the devices in branches, area 1 is configured as an NSSA and area 2 as a Stub area. To specify the router ID of each device, the devices are configured to use fixed IP addresses as their router IDs.