What is the solution to this problem?

A network engineer has configured GRE between two IOS routers. The state of the tunnel interface is continuously oscillating between up and down.

What is the solution to this problem?
A . Create a more specific static route to define how to reach the remote router.
B . Create a more specific ARP entry to define how to reach the remote router.
C . Save the configuration and reload the router.
D . Check whether the internet service provider link is stable

View Answer

Answer: A