LPIC-3 Mixed Environments
Domain 5Objective 2
394.2 Authentication, Authorization and Winbind (weight: 5) LPIC-3-MIXED-ENVIRONMENTS Practice Questions (Page 1)
Part of the Topic 394: Samba User and Group Management domain, which makes up ~10% of our current practice bank. Linux Professional Institute does not publish an official question count, but from its 90-minute exam (~35–60 total, ~4–6 in this domain), expect 2–3 from this objective — we provide 28 practice questions to prepare you well beyond it. (estimate)
28questions here
6free pages
8concepts
Questions 1–5
- 1
An administrator is configuring PAM to allow domain users to authenticate to a Linux service. The service uses a PAM file that includes 'auth required pam_winbind.so'. Users report that authentication fails even though their credentials are correct. The administrator checks the Winbind logs and sees 'NTLM authentication failed' messages. What is the most likely cause?
Select an answer first - 2
A Samba server is configured to use Active Directory. Users can authenticate via SMB, but when they try to use Kerberos-based applications, they receive a 'KDC has no support for encryption type' error. What is the most likely cause?
Select an answer first - 3
Which command is commonly used to test Winbind's connection to the domain and to verify that the domain is reachable?
Select an answer first - 4
A Samba server is joined to an AD domain, but domain users cannot authenticate. The administrator runs 'wbinfo -t' and gets 'checking the trust secret via RPC calls succeeded'. However, 'wbinfo -a DOMAIN\user%password' fails with 'NT_STATUS_LOGON_FAILURE'. What is the most likely cause?
Select an answer first - 5
In a Samba setup that uses Winbind, which two types of Windows domains can Winbind integrate with for user and group authentication?
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