CISCO 350-401 Exam Question 87

The following system log message is presented after a network administrator configures a GRE tunnel:
%TUN-RECURDOWN Interface Tunnel 0 temporarily disabled due to recursive routing
Why is Tunnel 0 disabled?
A. Because dynamic routing is not enabled.
B. Because the tunnel cannot reach its tunnel destination.
C. Because the best path to the tunnel destination is through the tunnel itself.
D. Because the router cannot recursively identify its egress forwarding interface.
Correct Answer: C