Description of problem: SSSD can not properly fail over during authentication and access control to other DCs even if there are multiple listed in the kdcinfo file. Workaround: 'krb5_kdcinfo_lookahead = 1:0' suggested by Sumit. sssd uses the off-line server to check gpo and whole authentication fails. Version-Release number of selected component (if applicable): How reproducible: Steps to Reproduce: 1. 2. 3. Actual results: Expected results: Additional info: Related ticket(s): https://pagure.io/SSSD/sssd/issue/3973 https://pagure.io/SSSD/sssd/issue/3974 https://pagure.io/SSSD/sssd/issue/3975