Q92
Single choice
As shown in the following exhibit, an engineer tests network interconnection between two branches. To implement network interconnection, OSPF is deployed on R1, R2, and R3 of branch 1, and IS-IS is deployed on R2, R3, and R4 of branch 2.
Which of the following operations needs to be performed to allow R1 to access R4's loopback interface address?
