Is TCP Keepalive the only mechanism to determine a broken link?

Question

I recently ran into a issue where intermediate link betweeen a TCP server and client was down. The client has the requirement of connecting to a secondary server if the prim

Answer 1

Another solution is to use a heartbeat on a separate socket. That way you know almost immediately if the connection is down. This is useful when your primary connection is sending streaming data with no message boundaries.