As shown in the following figure, OSPF is deployed on a campus network to implement network interconnection, and Area 1 is deployed as an NSSA. To enable R1 to access R4’s loopback interface address, an engineer imports a direct route to R4’s OSPF process. Which of the following statements about this scenario are correct?
[R4-ospf-1] import-route direct
Loopback0: 10.1.4.4/32
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