Server Administration

For self-managing server owners: Linux basics, web servers, PHP, file management and shell access.

29 guides in this section.

Diagnosing Webmail 'Invalid Request' Session Errors on the Server (Roundcube/Plesk) This is the server-side companion to the client-facing guide How to Fix the Webmail Error 'Invalid Request. No Data...

Fix PHP Error: Allowed Memory Size of X Bytes Exhausted When a PHP script tries to use more memory than PHP is allowed to give it, the script stops with a fatal error like...

How to Block an IP Address Using .htaccess An .htaccess file lets you block a single IP address, a range of addresses, or an entire network from reaching your...

How to Change the PHP Version Using the CloudLinux Selector in cPanel On Noiz cPanel hosting that runs CloudLinux, the Select PHP Version tool (usually called the CloudLinux PHP Selector)...

How to Connect to Your FTP Account Using FileZilla FileZilla is a free, open source FTP client that lets you move files between your computer and your Noiz hosting...

How to Create a User-Friendly URL Using htaccess A long, folder-heavy web address such as example.com/files/folder/sitemap.html is hard to remember, awkward to share,...

How to Create or Delete a Directory Using FileZilla Directories, also called folders, are how you organise a website on the server. You might want an images folder for...

How to Create RAID Arrays for a Private ISPConfig Mail Server Overview This guide shows you how to create software RAID arrays with mdadm for a self-managed ISPConfig mail server,...

How to Create User-Friendly URLs Using .htaccess A user-friendly URL (sometimes called a clean, pretty, or search-engine-friendly URL) is a short, readable web...

How to Download Files and Directories to Your Computer via FileZilla Downloading is how you pull a copy of your website files off the server and onto your own computer, whether you want...

How to Enable ionCube Loader Using CloudLinux Selector in cPanel The ionCube Loader is a PHP extension that lets your server run PHP files which have been protected with the ionCube...

How to Enable or Disable PHP Extensions Using the CloudLinux Selector in cPanel PHP extensions (also called PHP modules) are the optional libraries that give PHP its extra abilities: image...

How to Enable or Disable PHP's allow_url_fopen Using CloudLinux Selector in cPanel allow_url_fopen is the PHP directive that decides whether your code is allowed to treat a remote URL as if it were a...

How to Enable or Disable PHP's display_errors via CloudLinux Selector in cPanel On Noiz cPanel hosting that runs CloudLinux, the Select PHP Version tool lets you turn PHP's display_errors setting...

How to Enable the Mailparse PHP Extension Using CloudLinux Selector in cPanel Mailparse is a PHP extension for reading and splitting apart email messages. Applications that pipe incoming mail...

How to Enable the PHP GD Extension Using the CloudLinux Selector in cPanel GD is PHP's built-in image processing library. If a site needs to resize an upload, generate a thumbnail, stamp a...

How to Extract and Create tar, tar.gz, and tar.bz2 Archives on Linux This guide shows you how to work with compressed archives from a Linux shell prompt: extracting .tar, .tar.gz (also...

How to Find the UUID of a Disk or Partition on Linux This guide shows you how to find the UUID of a disk or partition on a Linux server, and, just as importantly, why you...

How to Increase or Decrease PHP Memory Limit via CloudLinux Selector in cPanel On Noiz cPanel hosting that runs CloudLinux, the Select PHP Version tool (commonly called the CloudLinux PHP...

How to Increase PHP's post_max_size Value Using CloudLinux Selector in cPanel On Noiz cPanel hosting that runs CloudLinux, the Select PHP Version tool (commonly called the CloudLinux PHP...

How to Increase PHP's upload_max_filesize Value Using CloudLinux Selector in cPanel On Noiz cPanel hosting that runs CloudLinux, the Select PHP Version tool (commonly called the CloudLinux PHP...

How to Install FileZilla on macOS FileZilla Client is a free, open source file transfer program that speaks FTP, FTPS (FTP over TLS) and SFTP (SSH file...

How to Install FileZilla on Windows FileZilla Client is a free, open source file transfer program for Windows that speaks FTP, FTPS (FTP over TLS) and...

How to Redirect a Page or Website Using .htaccess When a page moves or a whole site changes address, a redirect sends visitors (and search engines) straight to the new...

How to Redirect a Page to Another Page or Website Using .htaccess When a page on your website moves or is retired, sending visitors and search engines to the replacement URL is far...

How to Reduce the Number of Inodes Your Account Uses An inode is a filesystem record that stores the metadata for a single file or folder. In practical terms, your inode...

How to Set File and Directory Permissions Recursively in Linux Incorrect permissions on your directories or files will often cause unexpected behaviour, and can leave your site...

How to Upload the Index File to Your Website via FileZilla Once FileZilla is connected to your Noiz hosting account, uploading is a matter of dragging files from your computer...

PHP Error: Allowed Memory Size of X Bytes Exhausted A PHP script stops dead and the page goes blank or shows a fatal error like this: Fatal error: Allowed memory size of...