On secondary remote hub which is connected to Primary hub via tunnel hub getting below errors in the configuration reader service probe logs:
Dec 11 11:39:44:795 ERROR [pool-11-thread-1, com.ca.uim.probe.mcs.readerService.ReaderServiceEngineFactory] Error determining the primary reader service probe.Received status (12) on response (in sendRcvLogin) for cmd = 'login'
Dec 11 11:39:44:802 INFO [pool-10-thread-1, com.ca.uim.probe.mcs.readerService.ReaderServiceProbe] Relogging in
Dec 11 11:39:44:808 ERROR [pool-3-thread-1, com.ca.uim.probe.mcs.readerService.ReaderServiceEngineFactory] Error determining the primary reader service probe.Received status (12) on response (in sendRcvLogin) for cmd = 'login'
Also, the below message is found in the controller logs:
Dec 12 07:23:21:857 [27424] 0 Controller: login - unauthorized probe configuration_reader_service (xx.xx.xx.xx/56486)
Resolution is to security validate the probe using Infrastructure Manager.