About Liquid Web

A Leader In Managed Hosting since 1997

Our Heroic Support technicians are located on-site at each of our data centers.
Liquid Web Knowledge Base

Knowledge Base


How to Use Traceroute
Filed under: Technical Support

Traceroute is an application that traces the path data takes from one computer to another.  Basically a traceroute is a map that shows what stops or locations that data must pass through in order to go from one computer to another.

(more…)

Related Articles




cPanel Backups
Filed under: Technical Support

While no substitute for your own offsite backups, cPanel backups are extremely useful for recovering data in certain situations.

(more…)

Related Articles




Passing Data from One Command to Another with Linux I/O Redirection
Filed under: Technical Support

Throughout the articles in the knowledge base, you may have seen a few interesting characters in the examples.  Specifically, I’m referring to these bad boys:  |, >, and <.  Break out your overalls and your toolbox.  Today, we’re going to talk a bit about pipes.

(more…)

Related Articles




How to use ps
Filed under: Technical Support

The command ps reports a snapshot of a system’s current processes.

(more…)

Related Articles




How To: Setup a Mail account in OS X
Filed under: Technical Support

This tutorial will walk you through the steps required to set up a new email account in Mail (aka Mail.app aka MacMail), the built-in email application that comes with Mac OS X.

(more…)

Related Articles




How to use Dig
Filed under: Technical Support

The command dig is a command that is used for querying DNS name servers for information about host addresses, mail exchanges, name servers, and related information.

(more…)

Related Articles




How to use Find
Filed under: Technical Support

The find command is a wonderfully useful tool that allows you to find files or folders by searching for them in a number of ways.

(more…)

Related Articles




DNS Record Types
Filed under: Technical Support

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

(more…)

Related Articles




Why Is Most of My Memory Being Used?
Filed under: Technical Support

We often get calls and tickets from VPS and dedicated customers wondering why, when their server is largely idle, much of their RAM appears to be in use.

When RAM is not needed for other functions, your server will load frequently-accessed files into memory in order to read them more quickly. When a file is loaded into RAM, the server can access the information orders of magnitude faster than from disk. A current SATA disk can read files at 100 MB/second, if the files are in sequential units. However, RAM can be read at GB/second, or even tens of GB/second rates.

(more…)

Related Articles




APF Firewall
Filed under: Technical Support

Advanced Policy Firewall, or APF, is a firewall sometimes seen on Liquid Web’s servers. It is basically an interface to iptables, which is the standard interface to managing network ports on Linux machines. Interacting with iptables can be complex and error-prone, and APF greatly simplifies working with it. However, APF is still only accessible by ssh. There is no way to make changes in APF through WHM or cPanel.

(more…)

Related Articles




Previous entries Next entries
Page 14 of 15« First...1112131415

Copyright © 2011 Liquid Web, Inc. All Rights Reserved.