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Liquid Web Knowledge Base

Knowledge Base


How To: Give a Linux User Root-level Access Using sudo
Filed under: Technical Support

Linux has a robust permissions system. This is a very good thing, as it enables a clear separation of roles among users, especially between the root user and your average user. Sometimes, though, you might want your average user to have some or all of root’s privileges. In Linux, this is accomplished with sudo.

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DNS Propagation and Caching
Filed under: Technical Support

Any time you move a domain to a different IP address, you will run into at least some DNS propagation. While it cannot be avoided entirely, its effects can be minimized.

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WHM Tutorial: DNS Functions and Tools
Filed under: Technical Support

If you have a VPS or Dedicated server running cPanel, and your server is also running private nameservers, you will find the Web Host Manager’s (WHM’s) interface very useful when it comes to updating, creating, or removing DNS zone files for your domains.

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Change a Domain Name in cPanel/WHM
Filed under: Technical Support

Changing an existing domain name and the associated account on your server is a task that most users don’t think about until it becomes necessary. Thankfully the tools provided by cPanel make this relatively easy.

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How To: Update the Right DNS Zone File
Filed under: Technical Support

One of the first problems people encounter when they are new to DNS is where to start looking when they need to make a DNS change. Say you want to add a new subdomain for a piece of server software you are trying out, but where exactly do you add that new A record the instructions keep talking about?

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Should I Host My DNS, or Use Liquid Web’s?
Filed under: Technical Support

Liquid Web provides two types of DNS service: hosting your own private nameservers on your fully-managed server, or using Liquid Web’s nameserver cluster. While the linked articles show how to set each of those options up, they do not give an overview of when either of those options might be in your best interests.

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Logging into Plesk
Filed under: Technical Support

One of the common questions new users have when they get a fully managed dedicated server is “How do I login to my control panel?” This article will show you how to login to your Plesk control panel. cPanel users should check out the article on logging into cPanel here.

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How To: Back Up MySQL Databases From The Command Line
Filed under: Technical Support

While automated backups are important, sometimes you just want to take a quick and dirty snapshot before making a change to your data. When changing files in Linux, you can simply cp a file to another name, and cp it back if your change does not work out. With MySQL, it is not quite that simple, but it is by no means difficult.

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Installing Service SSLs in cPanel
Filed under: Technical Support

So you are ready to banish the self-signed SSL certificate error from your control panel. How does one go about doing so? Although there are a number of steps, it is ultimately pretty simple.

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Self-signed SSL Certificate Warnings
Filed under: Technical Support

Many customers who are purchasing their first server with Liquid Web are surprised to see a foreboding warning in their browser the first time they log on to their control panel:

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