I configure the AWS Global Accelerator, but shows an unhealthy after connecting EC2, could you tell me how to configure CE2 need, official documents and no specific configuration, operation condition, only has no operation, shady

"Be sure to check each endpoint for TCP port of the server configuration is same as you specify the port for health check Global Accelerator. If the port number is different, or you do not set the TCP server of this endpoint, Global Accelerator will end marked as unhealthy, however, the health status at the end of"