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Data Center

LON7 (Global Switch) data center migration FAQ for managed customers
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IAD5 and DEN1 data center migrations
SJC2 Data Center Relocation
IAD4 Data Center Relocation Managed Customer FAQ
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LINUX

Using Fail2ban
Use fail2ban on Ubuntu

Miscellaneous

Disable Desktop Activity Moderator
Drop tables in MySQL
Get the database size in MySQL
Import a MySQL Database
Enable services in Linux
Log off existing sessions in Linux
Plesk: Manage email accounts
Manually Grant RDP Access to an Active Directory User
Upload files as ASCII or binary with FTP
View Password Change Logs in Linux
What is a 500 Internal Server Error
Troubleshoot yum failing check update
Wordpress Plugin Installation Errors
About Cloud Server Images
Allow Web Traffic in iptables Software Firewall
Add and Remove GlusterFS Servers
Block an IP Address on a Windows Server
Basic Settings in the Postfix main.cf file
Configure Apache on the Ubuntu operating system
Create a sudo user in Ubuntu
Create CentOS NGINX virtual hosts
Create, manage, and delete users and groups in Active Directory
Check for Windows Updates in Windows Server 2016 and 2019
Configure password expiration in Windows
Create and remove swap files in Ubuntu
Create a site-to-site IPsec VPN connection between Vyatta and FortiGate
Disable the administrator user in Windows
Configure Active Directory performance monitoring
Dovecot on RHEL/CentOS based distributions
Configure MySQL source-source replication
Connect to Linux from Mac OS X by using Terminal
Changing Linux permissions
Configure always-on MSSQL server failover clusters
Delete downloaded Windows updates
Check the version of Wordpress in use
Install Apache on CentOS 8
Force a password change on the next login
How to run chkdsk in Windows
Install GitLab on CentOS 7
Introduction to iptables
Install Nginx on Ubuntu
Install Nextcloud on Debian 10
Manage disks with DiskPart
3-2-1 backup rule for the cloud
Add a Linux User with Document Root Permissions
Add an Additional RDP License to Windows Server 2012 R2
Add and Remove Roles and Features on Windows Server
Add a Disk to a Cluster Shared Volume on a Windows Failover Cluster
Add a New WordPress User
Basic Nginx Troubleshooting
Basic Application Pool Troubleshooting
Block an IP Address on a Linux Server
Basic Linux User Management
Basic Network Troubleshooting with PowerShell
Basic ufw Firewall Management
Bind Mount an SFTP User After Using Chroot
Change the SSH Port in CentOS and Red Hat
DocumentRoot location in CentOS
Install Apache and PHP on CentOS 7
Configure GRUB2 Bootloader
Configure Log Shipping for MSSQL Server
Configure MSSQL database backups
Checking your Network Connections on Linux
Configuring IP Security in IIS
Creating Apache redirects
Create a chroot jail
Check the System Load on Linux
Create and edit users in MySQL
Configure Active Directory with integrated DNS
Disable maintenance mode in Magento
Check network connectivity on a Linux server
Check Logs for why a System Shutdown in Linux
Configure MariaDB server on CentOS
Disable HTTP compression on Apache servers
Compression and archive methods in Linux
Configure an Internet Connection Firewall for IIS
Check Windows Server uptime
Change the SSH Port in the Linux Ubuntu operating system
Change the MySQL Timeout on a Server
IIS SNI overview
Install a LAMP stack on Debian 10
Enabling TLS 1.2 on a Windows Server
Install licensing services to Cloud Servers for Windows 2008 and Windows 2008 R2 to prevent a licensing error
Install a MariaDB server on CentOS
Install Apache on Debian 10
How to enable SSL/TLS perfect forward secrecy in Apache or Nginx
Install IMAP for PHP 7.1 on the Ubuntu operating system
Install a LAMP stack on Debian or Ubuntu-based distributions
Generate RSA keys with SSH by using PuTTYgen
How to Easily Write Commands Using the Powershell cmdlet Show-command
grep basics
Grant sudo access in Debian and the Ubuntu operating system
Install WordPress on Linux with Apache
Install and configure phpMyAdmin
Introduction to encrypted authenticated tokens
Install WordPress multi-site
Install fwbuilder
Get started with GlusterFS - considerations and installation
Install Nginx on Windows
Install IIS on Windows 2012
Install MySQL on Windows Server 2008 R2 and 2012
Next steps after creating a LAMP server
PHP memory limit
Linux .htaccess tips and tricks
Prevent spam in Postfix
Linux file permission concepts
Plesk: SSL Installation
Manually Enable Automatic Updates on Debian and Ubuntu 14.04 and 16.04 Public Cloud Servers
Nginx Whitelist certain IP's
Overview of FTP and SFTP
Rackspace Cloud essentials: Check the SSH host fingerprint of a server with the web console
Troubleshoot Windows server shutdowns
Restrict SSH login to a specific IP or host
Apache Cannot be Started After Reinstall
Add a User to the Local Administrators Group in Windows Server 2012
Advanced Security Steps for Linux
Basic Linux Directory Permissions and How to Check them
Basic iptables Firewall Management
Basic Firewalld Firewall Management
Best Practices for Firewall Rules Configuration
Basic Types of Linux users and How to Check Them
Capture Packets with tcpdump
Check port use in Linux
Connect to Linux from Windows by using PuTTY
Create a DNS Server
Configure an IIS FTP site
Create files by using the command line in Linux
Checking Linux Repositories and Logging
Create redirects in Nginx
Create an Inbound port allow rule for Windows Firewall 2008
DFS replication installation
Disable a virtual host in the Ubuntu operating system and CentOS for Apache and Nginx
Create scheduled tasks on a Windows server
Complete a CSR in IIS
Disable third-party applications with a clean boot in Windows
HTTP response status codes
How To Use journalctl to View and Manipulate Systemd Logs
Installing a LAMP stack on Ubuntu 18.04
Import Database to a Local MySQL Instance
Get Started with Tasksel on Debian
Install and use the Lets Encrypt Certbot utility on CentOS 7 with Apache
How to keep SSH sessions alive
Install FTP on Windows Server 2012 (R2)
Troubleshoot GlusterFS
Install GitLab on Debian 10
Enable SSL and Remote Connections for MySQL
Enable SSH public key authentication
Introduction to firewalls
Install Active Directory Domain Services on Windows Server 2008 R2 Enterprise 64-bit
Install PHP modules
Limit File Upload Size in NGINX
Linux reboot and shutdown commands
Nginx and Apache default paths
Managing password policies
Migrate a First Gen server to a Next Gen server with minimal downtime
PHP Errors
Manage Linux user groups
Migrate Remote Desktop Services CALs
Managing Duplicate Cron Job When Executing Scripts
Plesk: Introduction
Set up cron jobs for action scripting
Regex Cheat Sheet/Basics
Recover from a failed server in a GlusterFS array
Allow Web Traffic in a Firewalld Software Firewall
Create a Linux swap file
Configure flash drives in High I/O instances as data drives
Command-line text editors in Linux
Determine DFSR staging quota
Install EPEL and IUS repositories on CentOS and Red Hat
Install Mongrel and mongrel clusters on the Ubuntu operating system
Linux file management commands to create, copy, move, and delete files
Linux Out-of-Memory Killer
Purchase or renew an SSL certificate
Linux Patching details
Rackspace Cloud Essentials - Configure a user in vsftpd for CentOS
Troubleshoot provided host name not valid error
Set up and use SQL Server Management Studio (SSMS)
Back Up Your Files with rsync
Base Service Commands
How to monitor system authentication logs in Ubuntu
Guide to Windows resource monitoring
Allow Web Traffic in ufw Software Firewall
Enable PHP cURL on an Ubuntu LAMP stack
Bind Mounts in Linux
Block IP Range from Countries with GeoIP and iptables
Create and delete local users on Windows Server
Check database for corruption
Create and configure a user in MSSQL
Create or Remove a swap file in RHEL-based distributions
Configure MySQL server on the Ubuntu operating system
Create your first website on Cloud Servers quickly
Copy files with SCP and Rsync
Connect to a cloud server with Filezilla by using SFTP
How to use MySQLTuner in Linux
Install IIS and configure a website
Enable file downloads in Internet Explorer
Install and configure FTPS using FileZilla Server
General package installation guidelines
Get started with Magento on Debian 12
How to resolve MySQL service starting and stopping unexpectedly
Grant sudo access in RHEL and CentOS
Explore high availability of GlusterFS through CTDB
Installing Apache on Fedora 31
Install Nginx on CentOS 6
Install Auter on CentOS 6
Install Active Directory on Windows Server 2012
Group Policy fundamentals in Active Directory
Prepare a Cloud Server to be a mail server
Manage packages in RHEL-based distributions
Change a Linux server's hostname
Manage the Windows Server 2012 firewall
Manually enable automatic updates on Windows 2012 and Windows 2008 Public Cloud Servers
Prepare data disks on Linux Cloud Servers
Set up virtual hosts on CentOS
Troubleshooting low disk space for a Linux cloud server
RDP Connection Failures: Expired Self-Signed Certificate
Sample logrotate configuration and troubleshooting
Troubleshoot Remote Desktop services
Troubleshoot MSSQL job failures
Using rsync to Synchronize Files
Windows Low-disk Diagnostics
Work with ZIP files in Linux
Configure vhosts on a LAMP stack
Check Linux file permissions with ls
Configure MySQL source-replica replication
Create a new user and grant permissions in MySQL
Enable SSH remote root login on CentOS and the Ubuntu operating system
Install GitLab on Ubuntu 18.04
Install a LAMP stack on Fedora 31
Install the WSUS server role
Limit SSH access by IP address
Open ports in the Linux firewall to access POP and IMAP mail servers
Prevent issues with Windows server reboots
Prepare for high-traffic events
Restart Apache
Troubleshoot WordPress refusing an FTP connection
Restore a single table from a full mysqldump file
SSH - "REMOTE HOST IDENTIFICATION HAS CHANGED"
Using server logs
Windows Low-memory Diagnostics
Using SNI to host multiple SSL certificates in Apache
‘Types of SSL certificates’
Check Linux configuration files for syntax errors
High CPU caused by Sophos in Windows
Install a LAMP stack on RHEL 6-based distributions
Install Nginx On Fedora
Linux Log Files
Launch a Windows Web Farm with Web Deploy
Create and Drop Roles in PostgreSQL
Set the date, time, and timezone on a Linux server
Set Windows Defender folder exclusions
Schedule Reboots in the Ubuntu Operating System
Troubleshoot IIS high resource usage
RDS client disconnected codes and reasons
Serve Multiple Domains by Using Virtual Hosts
Remote Desktop Services Sessions are not Kept Alive
Set or change a user password in Linux
Troubleshoot copy and paste errors with Remote Desktop
Rackspace Cloud Servers Features that are not Available on the Fortigate-VM
Set up Apache virtual Hosts on the Ubuntu Operating System
Troubleshoot WordPress internal server error
Basic Troubleshooting of SQL Log Shipping
Troubleshooting DFS Replication
Vhosts and Server Blocks Basics
Vhosts Basics
Use the Linux grep Command
Use Event Viewer to Troubleshoot System Freezes
Wordpress Security Best Practices on Linux
Using the Apache2Buddy Script for Performance and Stability
Use Systemctl to Manage Services
Update OpenSSL on Ubuntu
Install MySQL Server on the Ubuntu operating system
Install a LAMP stack on RHEL 7 based distributions
Modify the Password Policy in the Windows Active Directory Group Policy Manager
Set up Python on IIS 7.5
Testing network services with Netcat
Troubleshoot SSH
Repair a system image with DISM
Troubleshooting low disk space for a Windows cloud server
SQL Server database recovery models
Troubleshoot remote access to SQL Server
Set up a Mail Relay
Viewing System Users in Linux
Use sar to Monitor Resources in Linux
Windows Local Group Policy
Use Holland and Cloud Backup to back up MySQL databases
Using Windows Performance Analyzer to Troubleshoot Performance Issues
Updating Apache to the Latest Version in Linux
Install PHP on Windows Server 2012 and Later
MySQL Event Scheduler
MySQL Java Database Connectivity Communications Exception
PayPal Requires TLS 1.2
Receiving 403 error when reaching a website
Set up SFTP Users in Linux-based Systems
Sophos Error due to EOL on Windows Server 2008/2008R2
Setup a Name-Based Virtual Host in Apache
Speed up rsync when migrating a Linux server from the command line
Set up MySQL Source-Replica Replication
Troubleshoot Windows Server networking issues
Set up Lsyncd locally and over SSH to sync directories
Truncate and shrink log files in SQL Server
Review MSSQL Server Agent Logs
Understanding logrotate utility
Wildcard SSL Overview
Use iptables with CentOS 7
Use PowerShell to Disable Weak Encryption
What are inodes in Linux?
Use Find and Locate to search for files in Linux
Windows Bug Check Analysis
Slow Windows logins
Installing and Configuring vsFTPD
Install Nextcloud on Fedora 31
MySQL User and Database Basics
SSL certificate browser error
Troubleshoot SQL Server backup failures by using Windows Event Viewer
Troubleshoot high CPU usage on Windows Server
Set up an Apache vhost on Ubuntu 20.04 and Debian 10
Use SFTP and SCP
Media Server Comparison
Install an SSL Certificate
Transport Layer Security (TLS) registry settings
Rackspace Cloud Essentials - Install vsftpd for CentOS
Keep a Cloud Server up-to-date
Windows Event Viewer Overview
Upgrade Apache HTTP Server 2.2 to 2.4 in RHEL and CentOS 7
Windows Server 2016: Scheduled Reboot for Updates Skipped for 7 Days
Use NTP to Sync Time
Use firewalld on RedHat Based Distributions
How to configure HTTP/Password Authentication for Nginx in linux servers
How to configure HTTP/Password Authentication for Apache in Linux servers
Troubleshoot high CPU usage on Linux Server

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