January 16, 2026

Practical LPIC-3 300: Prepare for the Highest Level Professional Linux Certification

14 minutes

An extensive technical guide for managing various network services within a Linux environment, with a strong emphasis on directory services and interoperability with Windows systems. It thoroughly explains the installation, configuration, and troubleshooting of OpenLDAP, detailing aspects like securing connections with TLS, access control, and integration with PAM and NSS for user authentication. A significant portion covers Samba, outlining its use for file and print sharing, acting as a Primary Domain Controller (PDC) and Active Directory compatible domain controller, and its integration with DNS and WINS. Finally, the text introduces FreeIPA as a comprehensive identity management solution, covering its components, entity management, and integration with Active Directory, alongside a discussion of the NFS protocol and its security enhancements.

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