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Course Outline
Day 1
Exam 201 Topics
Capacity Planning
- Evaluate CPU, memory, disk I/O, and network utilization.
- Essential tools: iostat, iotop, vmstat, netstat, ss, top, htop, sar.
- Detect performance bottlenecks and forecast future resource requirements.
- Familiarity with monitoring solutions like Nagios, Icinga2, Cacti, MRTG, and collectd.
- Hands-on exercise: Analyze a system under load and document key findings.
Linux Kernel
- Understanding kernel components and documentation sources.
- Compiling a Linux kernel (utilizing make targets, menuconfig, bzImage).
- Installing kernel modules via DKMS.
- Managing the kernel runtime and troubleshooting issues.
- Configuring udev rules for device management.
- Key utilities: modprobe, lsmod, modinfo, dmesg, sysctl, udevadm.
- Hands-on exercise: Compile and install a custom kernel module; configure udev rules.
System Startup
- Customizing system boot processes using systemd and SysV init.
- Mastery of systemctl, systemd targets, and runlevels.
- System recovery strategies involving GRUB2, GRUB Legacy, BIOS, and UEFI.
- Exploration of alternative bootloaders: SYSLINUX, PXELINUX, and systemd-boot.
- Utilities: grub-install, efibootmgr, initrd, initramfs.
- Hands-on exercise: Recover a system with a faulty bootloader; configure systemd units.
Day 2
Exam 201 Topics
Filesystem and Devices
- Navigating the Linux filesystem (fstab, UUIDs, systemd mount units).
- Maintaining filesystems: Understanding ext2/3/4, Btrfs, XFS, and ZFS capabilities.
- Filesystem features: AutoFS, dm-crypt, and LUKS.
- Essential tools: mkfs, fsck, tune2fs, btrfs, xfs_repair, blkid, cryptsetup.
- Hands-on exercise: Configure AutoFS for network shares; encrypt a partition using LUKS.
Advanced Storage Device Administration
- Configuring software RAID (RAID 0, 1, 5) with mdadm.
- Adjusting access for storage devices (SATA, NVMe, iSCSI, with SAN awareness).
- Logical Volume Manager: Creating, resizing, and snapshotting LVM volumes.
- Key utilities: mdadm, hdparm, nvme, iscsiadm, pvcreate, vgcreate, lvcreate.
- Hands-on exercise: Set up a RAID 1 array; create and resize an LVM volume group.
Networking Configuration
- Performing basic and advanced network setup (ip, ifconfig, IPv4, and IPv6).
- Troubleshooting networks and configuring multi-homed devices.
- Awareness of NetworkManager functionalities.
- Key utilities: ip, ss, netstat, tcpdump, nmap, mtr, ping6, traceroute.
- Hands-on exercise: Configure a multi-homed server; troubleshoot connectivity issues using tcpdump.
Day 3
Exam 201 Topics
System Maintenance
- Compiling and installing software from source code (configure, make, make install).
- Backup procedures: Using tar, rsync, dd, with awareness of Amanda and Bacula.
- Notifying users about system events via motd, wall, and shutdown commands.
- Key utilities: gzip, bzip2, xz, tar, rsync, mt.
- Hands-on exercise: Compile a package from source; set up automated backups using rsync.
Exam 202 Topics
Domain Name Server
- Configuring a basic DNS server using BIND 9.
- Creating and maintaining DNS zones (forward and reverse lookups).
- Securing DNS servers (chroot jail, TSIG, awareness of DNSSEC and DANE).
- Awareness of alternative DNS solutions: dnsmasq, djbdns, PowerDNS.
- Key utilities: rndc, named-checkconf, named-checkzone, dig, nslookup.
- Hands-on exercise: Set up a BIND authoritative server; create forward and reverse zones.
HTTP Services
- Basic Apache 2.4 configuration (virtual hosts, access control, mod_perl, PHP support).
- Configuring Apache for HTTPS (SSL/TLS, self-signed certificates, SNI).
- Setting up Squid as a caching proxy server.
- Implementing Nginx as a web server and reverse proxy.
- Key utilities: apachectl, openssl, squid, nginx.
- Hands-on exercise: Configure Apache with HTTPS and virtual hosts; deploy Nginx as a reverse proxy.
Day 4
Exam 202 Topics
File Sharing
- Configuring Samba 4 servers (standalone mode and Active Directory member).
- Setting up CIFS and printer shares.
- Configuring NFS servers, including access restrictions and security measures.
- Key utilities: smbd, nmbd, smbclient, testparm, exportfs, showmount, rpcinfo.
- Hands-on exercise: Configure a Samba share with AD integration; set up NFS with restricted access.
Network Client Management
- Configuring DHCP servers (dhcpd, static leases, awareness of DHCPv6).
- Implementing PAM authentication and SSSD.
- Using LDAP clients (ldapsearch, ldapadd, ldappasswd).
- Setting up an OpenLDAP server (slapd, LDIF files, access controls).
- Key utilities: dhcpd, radvd, pam.d, sssd, slapd, slapadd, slapcat.
- Hands-on exercise: Configure OpenLDAP with PAM authentication; set up DHCP with static reservations.
E-Mail Services
- Configuring Postfix (TLS encryption, aliases, and virtual domains).
- Managing email delivery rules using Sieve (filtering, sorting, redirection).
- Setting up Dovecot for IMAP and POP3 with TLS.
- Awareness of alternative mail systems: sendmail, exim, procmail, Courier.
- Key utilities: postfix, /etc/postfix/, dovecot, doveadm, doveconf.
- Hands-on exercise: Configure Postfix with TLS and virtual domains; set up Dovecot for IMAP access.
Day 5
Exam 202 Topics
System Security
- Utilizing iptables and ip6tables for NAT, port redirection, and IP forwarding.
- Managing FTP servers: vsftpd and Pure-FTPd (understanding passive vs. active modes).
- Hardening SSH: Configuring sshd_config, managing keys, and restricting logins.
- Security tasks: Awareness of nmap, fail2ban, OpenVAS, and Snort.
- Configuring OpenVPN for site-to-site and point-to-point connections.
- Key utilities: iptables, ip6tables, ssh, sshd, nmap, fail2ban, openvpn.
- Hands-on exercise: Configure iptables with NAT; harden SSH settings; establish an OpenVPN tunnel.
Q&A and Exam Preparation
- Comprehensive review of all Exam 201 and 202 topics.
- Addressing participant questions and strengthening weak areas.
- Providing exam tips and strategic approaches.
Mock Exam and Final Review
- Simulation of Mock Exam 201 (60 questions, 90 minutes).
- Simulation of Mock Exam 202 (60 questions, 90 minutes).
- Reviewing incorrect answers and reinforcing key concepts.
- Providing final recommendations for scheduling the actual exams.
Requirements
Participants must hold an active LPIC-1 certification or have equivalent experience in Linux administration.
35 Hours
