2026-04-10
Linux
LPIC-2
LPIC-2 211.3 — Managing Mailbox Access
POP3 vs IMAP protocols, Courier MTA awareness, Dovecot IMAP/POP3 configuration (10-auth/10-mail/10-ssl/10-master.conf), auth mechanisms, maildir vs mbox, TLS setup, doveadm/doveconf utilities. LPIC-2 exam topic 211.3.
Exam topic 211.3 — Managing Mailbox Access (weight: 2). Covers configuring Dovecot IMAP/POP3, TLS setup, auth …
2026-03-28
Linux
Kernel
Linux Namespaces
All 8 Linux namespace types explained with interactive examples and practical commands.
Namespaces are a Linux kernel mechanism that isolates global system resources between processes. They are the building …