Refer to the exhibit. A network engineer configures a GRE tunnel and enters the show interface tunnel command. What does the output confirm about the configuration?

A. interface tracking is configured
B. The tunnel mode is set to the default
C. The keepalive value is modified from the default value
D. The physical interface MTU is 1476 bytes

Refer to the exhibit. A network engineer configures a GRE tunnel and enters the show interface tunnel command. What does the output confirm about the configuration?

A. interface tracking is configured
B. The tunnel mode is set to the default
C. The keepalive value is modified from the default value
D. The physical interface MTU is 1476 bytes

Correct Answer: B

IP/GRE is the default mode. 10s keepalive is the default mode.