Server Management
VDS server connection, management and monitoring guides.
How to Connect to Your VDS Server via SSH (Complete Guide)
Step-by-step SSH connection guide for Linux VDS: PuTTY, Terminal, key-based authentication, Path Panel firewall rules, and security best practices.
How to Connect to Windows VDS via RDP: Complete Guide
Complete guide to connecting to Windows Server VDS via Remote Desktop (RDP): setup steps, NLA security, Path Panel firewall rule, and troubleshooting tips.
How to Change VDS Server OS: Step-by-Step Reinstall Guide
Step-by-step guide to changing your VDS server OS via REXE panel: backup tips, supported Linux distributions and Windows Server versions explained.
Linux VDS Server Monitoring: CPU, RAM, Disk and Network
Complete guide to monitoring Linux VDS server resources: htop, free, df, iostat commands, network monitoring tools, and automated alert scripts.
Firewall Configuration: iptables and ufw Guide
Configure a Linux server firewall using iptables and ufw: create SSH/HTTP/HTTPS rules, persist rules across reboots, and test your firewall setup effectively.
Cron Job Management: Creating Scheduled Tasks
Create and manage scheduled tasks on Linux with crontab: cron expression syntax, practical examples, logging output, and avoiding common pitfalls.
Disk Management: Partitioning and Expansion Guide
Linux disk management: analyze usage with df/du, partition with fdisk/parted, manage volumes with LVM, extend partitions, and configure persistent mounts.
Creating and Configuring Swap Space: Complete Guide
What is Linux swap space, how to create a swap file, configure swappiness, monitor swap usage, and optimize memory performance on your server.
Nginx and Apache Setup: Virtual Host Configuration
Install and configure Nginx and Apache web servers, compare their strengths, set up virtual hosts, configure SSL/TLS, and manage web services on Linux.
SSL/TLS Certificate Setup: Let's Encrypt Complete Guide
Install free SSL/TLS certificates with Let's Encrypt and Certbot on Nginx and Apache. Covers auto-renewal, HTTPS configuration, and troubleshooting common errors.
Docker Beginner's Guide: Installation and Essential Commands
Complete Docker guide covering installation, essential commands (run, stop, rm, ps), image management, volumes, and networking basics on Linux servers.
Database Backup: MySQL and PostgreSQL Dump Guide
MySQL and PostgreSQL database backup and restore using mysqldump and pg_dump. Automated backups with cron, restore procedures, and best practices to prevent data loss.
Linux User and Permission Management: sudo and Groups
Linux user management with useradd/usermod/userdel, group management, sudo configuration, SSH key-based authentication, and the principle of least privilege.
Server Security Hardening: Comprehensive Checklist
Linux server security hardening guide: SSH hardening, disabling root login, Fail2Ban, automatic updates, firewall rules, unnecessary services, and file permissions checklist.
Systemd Service Management: start, stop, enable Guide
Complete guide to systemctl commands, service unit files, creating custom services, journalctl log monitoring, and systemd troubleshooting on Linux servers.
Timezone and NTP Settings: Server Time Synchronization
Guide to setting timezones with timedatectl, configuring NTP with chrony and systemd-timesyncd, server time synchronization and verification steps on Linux servers.
File Transfer to Server: SCP, SFTP and rsync Guide
Complete guide to SCP syntax, SFTP interactive mode, rsync for sync and backup, and WinSCP/FileZilla for Windows users. Secure file transfer to Linux servers.
Server Reinstall: OS Reinstall Step-by-Step Guide
When to reinstall your server OS, pre-reinstall backup checklist, REXE control panel OS reinstall steps, and post-installation configuration guide for Linux servers.
Kernel Update and GRUB Management: Safe Guide
How to update the kernel with apt/yum, check current kernel version, configure GRUB, roll back to a previous kernel, and safely manage kernel updates on Linux servers.
Log Management: Preventing Disk Full with logrotate
Important log locations, logrotate configuration, journald size limits, finding large log files, and log analysis basics. Guide to preventing disk full issues on Linux servers.
Tmux and Screen Guide: SSH Session Management
Manage SSH sessions with Tmux and GNU Screen. Installation, window/pane management, detach/attach, session persistence, and comparison guide.
Server Hostname and DNS Configuration: Step-by-Step Guide
Set hostname with hostnamectl, configure /etc/hosts and /etc/resolv.conf, set up FQDN, understand PTR record importance, and test with dig/nslookup.
Automatic Updates Guide: unattended-upgrades Setup
Install and configure unattended-upgrades, security-only updates, email notifications, testing, risks and mitigations for Linux servers.
RAID Configuration and Disk Health Monitoring: smartctl Guide
RAID levels overview (0/1/5/10), software RAID with mdadm, disk health checks with smartctl, monitoring with smartd, and interpreting SMART data.