English | Size: 1.49 GB
Genre: eLearning
CentOS offers a visage into the world of Red Hat Enterprise Linux (RHEL). It is a fork. Unlike its Enterprise counterpart, there are fewer encumbrances, especially vis-à-vis the all-too-important frequently required software updates. Use CentOS to align your Applications and Services with RHEL.
CentOS8x Stream Administration
Server Installation
- Server Installation
- Key CentOS features
- Provision CentOS Server
- Install CentOS Server with GUI
- Post-Installation Housekeeping
- SSH Environment
Basic Linux Skills
- ls, pwd, cd, cp, mv, rm, mkdir, rmdir, whoami
- alias, cat, file, chmod, chown, history
- STD(IN|OUT), Pipes, Redirection, Command Chaining
- ps, df, top, free
- less & more, head & tail, find, which & whereis, w, who
- Compression | Archival Tools
- Checksums
- Awk | Sed | Grep Usage
- User | Group Management
File System Permissions | Ownership
- Identify common file types
- Identify default permissions applied to objects
- Alter permissions | ownership on various objects and evaluate
- SETUID | SETGID | Sticky Bit
- Symlinks
Storage Management
- Identify SWAP environment
- Provision dedicated SWAP partitions | Add to Pool
- Add | Remove SWAP from pool as needed
- Provision File System-based SWAP
- Identify default storage configuration
- Provision new storage as needed
- Identify LVM defaults
- Add new partitions to LVM management
- Allocate storage to LVM Volume Groups
- Create Logical Volumes (LVs) as needed
- Overlay File System and mount where applicables
ZSHELL
- Features
- Install
- Defaults
- General Usage
- Update Accounts
System Scheduler
- Discuss features | limitations
- Identify default system-wide schedule
- Peruse various default Cron Jobs
- Schedule simple job and monitor recurrence
- Evaluate results
SYSLOG | Log Rotation
- Peruse default syslog configuration
- Discuss syslog rules mechanism
- Trap externally-generated log data
- Explore Log Rotate defaults
- Ensure rotated logs are compressed
- Extend default retention scheme
- Force Log Rotation as needed
Package Management
- Explore default environment
- Search for packages of interest and install
- Dump important metadata from packages
- Update YUM repository as needed
- Setup internal YUM repo for expedited delivery
- Apply updates as available
IP Administration
- Identify default configuration
- Add IPs as needed
- Ensure IP persistence across resets
NginX
- Install
- Copy Configuration
- SELinux Quell
- TLS | SSL Services
- cURL Client Tests
- PHP-FPM Enable
Security
- Use NMap to gather information from network
- Configure FirewallD
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