Introduction Actually, while some IT professionals are aware of the quality of the extensive network management, others still don’t realize the huge benefit of monitoring the bandwidth usage within a network. You will miss some significant benefits if you are managing your network without using the network bandwidth monitor. In fact, the network bandwidth monitor […]
What is Network bonding? Network bonding is a method of combining (joining) two or more network interfaces together into a single interface. It will increase the network throughput, bandwidth and will give redundancy. If one interface is down or unplugged, the other one will keep the network traffic up and alive. Network bonding can be […]
GNU Wget is a free utility for non-interactive download of files from the Web. It supports HTTP, HTTPS, and FTP protocols, as well as retrieval through HTTP proxies. Wget is non-interactive, meaning that it can work in the background, while the user is not logged on. This allows you to start a retrieval and disconnect […]
Red Hat Certified System Administrator (RHCSA) was launched in November 2010. It replaces the old Red Hat Certified Technician (RHCT) qualification. The RHCSA exam (EX200) is 100% performance-based, coming after a review of the knowledge and skills required daily by today’s system administrators.
SELinux greatly enhances security by going beyond discretionary access control (DAC) and implementing mandatory access control (MAC). MAC allows implementation of additional restrictions on how processes can access objects, such as files, ports, and other processes. Normally, httpd process has access to files under /var/www. However, if that process is compromised, it can be used […]
Today, we will see quick tip, yet useful one, about how to convert IMG Files to VDI format for Oracle VirtualBox. What is .VDI Files? As you may know, .VDI is the default and usable format in VirtualBox. VDI file, stands for Virtual Disk Image, is a standard virtual hard drive that can be mounted […]
Introduction To manage your businesses and your websites remotely you need to use control panel. With such tool you will have the possibility to manage all your web services under the same location which is very fantastic. Without control panel, you will need to install or compile specific tools such as: Php, MySQL and others […]
Today, I got a problem while updating VirtualBox to the latest version. E: /var/cache/apt/archives/ subprocess new pre-removal script returned error exit status 1 Solution: I googled a bit and found the solution. Here is what I did to solve the problem. sudo apt-get clean sudo apt-get update && sudo apt-get upgrade This will almost fix […]