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Exam 200-120 Question id=40 IP Routing Technologies

Which statements are true about the loopback address that is configured on router R2?

A. It ensures that data will be forwarded by Router R2.
B. It provides stability for the OSPF process on Router R2.
C. It specifies that the router ID for Router R2 should be
D. It decreases the metric for routes that are advertised from Router R2.
E. It indicates that Router R2 should be elected the DR for the LAN.

A loopback interface is always up so it provides stability for the OSPF process.

The highest IP address assigned to a loopback (logical) interface. If a loopback interface is not defined, the highest IP address of all active router's physical interfaces will be chosen.