According to spamhelp.org, an open relay is “a mail server that does not verify that it is authorised to send mail from the email address that a user is trying to send from. Therefore, users would be able to send email originating from any third-party email address they want.”
Using an open relay, someone could [...]
As a dedicated server administrator, one of the most important services you can offer to your clients, customers, and users is support. Whether the support is for web hosting, server management, or even one-time services, you need to offer a solution that is convenient [...]
A gaming server is a dedicated server that has been exclusively configured to run multiplayer gaming software. The software usually allows players of a particular computer game to play with each other online. Depending on the popularity of the game, a dedicated gaming server can [...]
More than likely, your dedicated server is not only for personal use. Most dedicated servers are used for some type of business or non-profit websites. Whether it is a dedicated gaming server or a growing web hosting [...]
One of the benefits of Apache HTTP Server is that you can run multiple instances of it as virtual hosts (as in shared hosting scenarios). In some cases, you may want a public instance of Apache for an IP address/domain and then another private instance running on a separate port. On [...]
It is easy to assume that a dedicated server host will provide you with the latest hardware, but the only real way to make sure of this is to evaluate the hardware specs they provide. Many new server administrators pay close attention to operating systems, control [...]
When running a dedicated server, it is important to monitor log files. They will give a wide range of important information about the current state of your server. Aside from the content in the log file, you can also learn something from the size of [...]
Manchester, United Kingdom – Customer focused UK dedicated server and website hosting provider 34SP.com has created a new resource for those investigating web hosting and related topics. The new website resource section is entitled the ‘Web Hosting Library’ and will feature articles and tutorials designed to be of help to both [...]
By default, most dedicated servers use port 21 as their FTP (File Transfer Protocol) port. Most FTP clients also recognize this port out of the box, without any configuration necessary. For the majority of your server needs, you will want to leave the default port [...]
In the IT world, is often common to think in terms of intellectual property, particularly when dealing with business. It is regular practice for IT companies to create custom software for businesses and then sell full or partial usage rights of the software for the business’ use. What many businesses unfortunately can [...]
One of the benefits of using Linux on a dedicated server is the ability to manage all software from a central, trusted software repository. Whenever new updates are published in the repository, you can usually update all of the installed software on your server with a [...]
SSH is secure, fast, easy to use, and makes remote server management easy. It comes with most Unix-like operating systems and Linux distributions, but no version of Windows has ever included it.
Fortunately, there are several SSH solutions for Windows, and many of them are free. With SSH installed, you can enjoy much of [...]
SSH (Secure Shell) is a powerful tool for dedicated server management. With it, you can remotely log into your server and manage nearly every application, service, and website. On Unix and Linux operating systems, SSH usually comes installed by default, with one SSH-enabled user.
Under normal circumstances it is safer to only have that [...]
On Linux-based operating system, the kernel (simply called Linux) is largely separate from the rest of the operating system. While drivers and hardware functionality are controlled by the kernel, applications and services are all separate. That means that you can safely upgrade portions your system and keep the same kernel.
On a
FTP (File Transfer Protocol) is a very important tool when it comes to managing websites, and there are plenty of circumstances when you will need to upload files to your server using FTP or SFTP (SSH File Transfer Protocol). In no particular order, here are 5 free FTP clients:
1. FileZilla – A free [...]
Most websites these days rely on content management systems, blogging software, and other types of web applications and scripts to update, manage, and configure them. Rather than static HTML pages stored in the user’s home directory, most content is now stored in databases.
As a dedicated server administrator, it is imperative that you have backups [...]
For occasional downloads, it is usually sufficient to manually download the files you need to your computer and then upload them to your server via FTP, SFTP, or SCP. However, when you need to move large files or multiple files, these methods become cumbersome.
Using a Linux command line tool, such as wget, you can [...]
If you have a dedicated server or even more than one server, you can appreciate the value of each dollar you pour into it. For the fortunate ones, it will be an investment that will pay off after hard work. Because you are already [...]
Dedicated Servers are designed to be on all of the time, hence the word “dedicated”. A desktop computer that serves as a part-time server is not sufficient. Even a server in a data center that gets shut off for any longer than a few minutes [...]
We all hope that the website or websites that we host on our dedicated servers will one day reach millions of people per month, per week, or even per day. But how many are really prepared for such a day if and when it occurs? [...]
Some debates seem to have no end. Which came first, the chicken or the egg? Team Edward or Team Jacob? Paper or Plastic? In the world of dedicated servers, the ongoing debate is whether to use PHP as an Apache module or as [...]
Apache HTTP Server is the most commonly used web server software for dedicated servers. One of its features that makes it particularly versatile is the ability to add directives to the configuration file. System administrators can add directives to the server’s primary configuration file, and [...]
In an earlier post, I went over some of the common error codes for Apache web servers. Most of them, like “404 Not Found”, are pretty easy to troubleshoot; however, one of the more obscure errors is “500 Internal Server Error”. It is clear from the error that something running on the [...]
If you are mostly familiar with Windows computers, you may find the way your Linux dedicated server uses memory to be odd or even alarming. When I first started using Linux on a server, it was a bit disconcerting to see Linux use up all of [...]
ImageMagick is a powerful software suite that gives users the ability to create, manipulate, and process images in a variety of formats, including JPEG, TIFF, and PNG. It comes with a collection of command line tools for batch image conversion and many other tasks. It also serves as a frontend for a [...]
If you stare at the list of running processes on your server for long enough, you are bound to come across the user called “nobody”. Before you call a security expert and prepare to fight off a hacker, relax. While the username “nobody” may seem suspicious, it is actually supposed to be there.
On [...]
The seemingly endless number of possible mail server configurations is no surprise for most IT support personnel. Whether an organization is operating on a shoestring budget or is well-funded, mail servers are often crammed with unnecessary applications that take up too many precious resources. This dubious practice can cause the mail server to perform poorly [...]
One of the important tasks you should regularly perform when managing your dedicated server, is to monitor the running processes. While the “top” command will provide you with a glimpse of the most active processes, the “ps” command can give you all of them or the [...]
I had seen a post on Twitter about a bunch of MediaTemple accounts getting infected with this virus a few days ago, and it’s no surprise that the host hasn’t done anything about it yet. When I went to a client’s website during a call, Kaspersky caught the malicious code right away. Having a [...]
When you setup a new dedicated server, nameservers are some of the most important components. Without nameservers, your server’s websites cannot connect to the outside world. Any type of nameserver errors should be addressed immediately. The following error is a common one:
WARNING: Not all [...]
