Category: Technical Support

Adjusting account bandwidth limits in WHM is very similar to the process used when editing an account in WHM. While you can adjust bandwidth limits via multiple locations, it’s usually best to use the modify account page. Changing the settings and limits of a cPanel account from WHM is a simple process and only takes a few moments.

In this article we will go over the process used to investigate Email delivery issues on a WHM server. This can be helpful when a user is having issues receiving or sending Emails. The Mail Troubleshooter tool provided in WHM works by tracing the route an Email would take when sent to the provided Email address.

Changing the password of a cPanel account from WHM is a simple process and only takes a few moments. When a user forgets their cPanel password they will be unable to access their account. This article will cover the reset process for only the main cPanel passwords. Any other cPanel related credentials (eMail, FTP, etc) will still have the same passwords and access.

DomainKeys Identified Mail (DKIM) is a way to attach an encrypted digital signature to emails sent by your domain/server. Similar to adding an SPF record to your server, DKIM help to prevent email spoofing.

From time to time, you’ll have to make changes to your DNS records. For example, if you change IP addresses, your DNS A records will change. You’ll also change DNS if you want to add SPF records to help email authentication. For these changes to work properly, it’s vital to know where DNS is hosted.

One of the many challenges that we may face while attempting to make modifications to a zone file, is knowing what the different records are used for.  This article highlight several of the commonly used records in an attempt to help demystify them.

Depending on the site or application, looking up geographic information related to an IP address can be a pretty common action. When doing IP geolocation in PHP usually the PHP GeoIP extension would be used to facilitate the retrieval of this information. Unfortunately, this particular plugin is no longer actively supported and has not been updated in a number of years.

MySQL’s, and MariaDB’s, strict mode controls how invalid or missing values in data changing queries are handled; this includes INSERT, UPDATE, and CREATE TABLE statements. With MySQL strict mode enabled, which is the default state, invalid or missing data may cause warnings or errors when attempting to process the query.

This tutorial assumes you’ve already logged in to cPanel’s File Manager.

There are three different ways to edit files in the File Manager: Text editor, Code editor and HTML editor.
This tutorial assumes you’ve already logged in to cPanel’s File Manager.
Text editor and Code editor can be opened within each other’s interface.