easy5 pts · first answer countsnetworkingtroubleshooting

502 vs 504 errors

Users see errors from the load balancer in front of your service. What is the usual difference between 502 and 504?

A.502: the user is not logged in or the session expired; 504: the requested page was not found on the server.B.Both mean the load balancer itself has run out of memory or open connections.C.502 is a client-side error caused by the browser, and 504 means DNS lookup failed.D.502: the upstream sent a bad response or reset; 504: the upstream did not answer in time.

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