A company is connecting to a VPC over an AWS Direct Connect using a private VIF, and a dynamic VPN connection as a backup. The company’s Reliability Engineering team has been running failover and resiliency tests on the network and the existing VPC by simulating an outage situation on the Direct Connect connection. During the resiliency tests, traffic failed to switch over to the backup VPN connection. How can this failure be troubleshot?

Topic #: - All ANS-C00 Questions

A. Ensure that Bidirectional Forwarding Detection is enabled on the Direct Connect connection
B. Confirm that the same routes are being advertised over both the VPN and Direct Connect. Most Voted
C. Reconfigure the Direct Connect session from static routes to Border Gateway Protocol (BGP) peering.
D. Configure a virtual private gateway for the VPN and another virtual private gateway for Direct Connect.

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