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Linux Articles
Page 18 of 134
How to Change Console Fonts in Ubuntu Server?
Console font customization in Ubuntu Server allows system administrators to improve readability and personalization of the command-line interface. The default console font may be too small or difficult to read, especially on older monitors or in low-resolution environments. Benefits of Changing Console Fonts Customizing console fonts offers several advantages for system administrators and users working in terminal environments. Better Readability The default Ubuntu Server console font can be challenging to read, particularly on older monitors or displays with low resolution. Changing to a larger or clearer font reduces eye strain and improves productivity during extended terminal ...
Read MoreHow to Change FTP Port in Linux?
FTP (File Transfer Protocol) is a standard network protocol used to transfer files between hosts over a TCP-based network. In Linux systems, FTP servers typically run on port 21 by default. However, changing this default port is a common security practice that makes it harder for attackers to discover and target your FTP service. Understanding the Default FTP Port The default FTP port is 21, assigned by the Internet Assigned Numbers Authority (IANA). This port is well-known and widely recognized, making FTP services easily discoverable by both legitimate users and potential attackers. Security Risks of Default Port ...
Read MoreHow to Change Hostname in Debian 10?
Hostname is a unique name that identifies your computer on the network in Debian 10. Changing the hostname can improve system organization and identification, making it easier to manage devices on your network and connect remotely to your machine. Checking Current Hostname Before changing the hostname, it's essential to check the current system hostname. The hostnamectl command provides comprehensive information about your system's naming configuration. Terminal Command for Checking Current Hostname $ hostnamectl status This command displays detailed information about your system's hostname configuration, including − Static Hostname − The permanent ...
Read MoreHow to Change Hostname on Ubuntu 18.04?
A hostname is the unique identifier of a device in a network, used to identify and connect to other devices. It is a label given to a computer that enables unique identification when connected to the internet or any network. By default, Ubuntu assigns a hostname during installation, but you may need to change it to reflect the machine's function or location for easier network identification. Checking Current Hostname Before changing your Ubuntu 18.04 hostname, check the current configuration using the hostnamectl command. Open a terminal and run − hostnamectl This displays system information ...
Read MoreHow to Change Hostname on Ubuntu 20.04?
A hostname is the unique name that identifies a device on a network. It allows other devices to locate and connect to it, making it an essential component of any network setup. Whether you're running a small home network or managing multiple servers in an enterprise environment, understanding how to change the hostname can come in handy. In this article, we'll explore how to change the hostname on Ubuntu 20.04 using both the command line interface (CLI) and Ubuntu's graphical user interface (GUI). Checking Current Hostname Before changing the hostname, you first need to know what the ...
Read MoreHow to Change Jenkins Home Directory?
Jenkins is a popular automation server that helps automate tasks in the software development process. The Jenkins Home Directory, also known as JENKINS_HOME, is the location where all configuration files, plugins, jobs, and other essential files are stored. This directory plays a significant role in maintaining the stability and performance of the Jenkins environment. There may be situations where you need to change the Jenkins Home Directory location, such as moving to a larger disk, relocating to a different server, or organizing your file system better. Preparing to Change Jenkins Home Directory Understanding the Current Jenkins Home ...
Read MoreHow to Change Nginx Port in Linux?
Nginx is a popular open-source web server known for its speed, reliability, and scalability. The default port for Nginx is 80, which handles standard HTTP traffic. While this port works well in most cases, changing it can enhance security by making your server less predictable to potential attackers who commonly target well-known ports. Checking Current Nginx Configuration Before changing the Nginx port, it is important to verify that your current configuration is correct and identify where the port settings are located. Step-by-Step Configuration Check Follow these steps to check your current Nginx configuration − ...
Read MoreHow to Change or Reset Administrator Password on Windows Server?
In today's world, security is one of the top priorities for any organization. The consequences of a security breach can be catastrophic, leading to loss of critical data, financial losses, and reputational damage. One way to ensure that your Windows Server environment stays secure is by maintaining strong passwords for your administrator accounts. As the administrator account has elevated privileges and access to sensitive data and systems in the network, it's crucial to secure it with a strong password that can't be easily guessed or cracked by attackers. A weak password is akin to leaving the front door open ...
Read MoreHow to Change or Set Hostname on CentOS 8/RHEL 8?
In computer networking, a hostname is a human-readable label used to identify devices connected to a network. Instead of remembering complex IP addresses, hostnames provide an intuitive way to access and communicate with network devices, making network administration and resource sharing much more manageable. Hostnames are essential for network communication because devices use them to identify themselves during communication. This simplifies network operations and makes it easier for users to connect to services and resources across the network. Checking the Current Hostname Before modifying the hostname, you should first check the current configuration. On CentOS 8/RHEL 8, ...
Read MoreHow to Change Port for Jenkins?
Jenkins is an open-source automation server that helps developers build, test, and deploy their software. When installed, Jenkins uses port 8080 by default to listen for HTTP requests. However, this port may conflict with other applications or not meet your environment's security requirements, making it necessary to change the port number. Understanding Ports in Jenkins A port is a virtual communication endpoint that allows applications to exchange data over a network. Ports are numbered from 0 to 65535, with specific numbers reserved for particular services (e.g., port 80 for HTTP, port 443 for HTTPS). Common Jenkins Ports ...
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