LinuxCategory

Date Posted:21-03-2017 Normally, we requires multiple domain names or wildcard domain name (*) or  www  points to same directory. In apache, we use ServerAlias to achieve the same. In this post, we will explain on how to add Serveralias on Nginx webserver. If nginx is not installed, please follow the… Continue Reading Setup ServerAlias on Ngnix Webserver(Alias domain name )

Date Posted: EFS is a aws service which is similar to NFS service where we can add a single disk across multiple servers. The advantage of using EFS is we dont have to worry about data storage. Limitation: EFS has a limited to few regions as of now and it… Continue Reading Working with EFS (Elastic File System)

Introduction Ajenti is an open-source web-based control panel that can be used to manage Linux servers through a web interface. It provides a simple dashboard for managing server services and configurations. In this article, we will explain how to install Ajenti Control Panel on an Ubuntu server and access it… Continue Reading How to Install Ajenti Control Panel on Ubuntu

Introduction Redirecting non-www requests to www is a common web server configuration used to maintain a consistent website URL. Nginx can handle this redirection using a simple server block configuration. This helps ensure that visitors accessing the website without www are automatically redirected to the www version. A permanent 301… Continue Reading How to Configure Nginx to Redirect Non-WWW to WWW

Introduction One of the most common challenges when deploying applications behind a load balancer is enforcing HTTPS redirection. In many environments, SSL/TLS termination happens at the load balancer level, and requests are forwarded to backend Nginx servers over HTTP. In this scenario, traditional HTTP-to-HTTPS redirection methods may fail or create… Continue Reading Redirect http to https on nginx behind load balancers

Introduction When starting or restarting the network service on a Linux VM, you may encounter the following error: This issue commonly occurs when the network interface configuration does not match the network adapter available on the VM. It can happen after changing the VM’s network adapter or when the configured… Continue Reading How to Fix “Device eth0 Does Not Seem to Be Present” Error in Linux?

Date Posted: 28-02-2017 NFS(Network File system) used to mount remote files to the server. In this post, we will cover up on how to setup NFS server and mount the NFS directory to the client server. Assumption: 1.  Ubuntu Server. One server is Ubuntu Server used for NFS server and… Continue Reading Setup NFS server and configure NFS mount point on Ubuntu

Introduction HAProxy is a popular open-source load balancer and proxy server. It can be used to forward incoming requests to backend servers and distribute traffic across multiple servers. In this article, we will explain how to install HAProxy on an Ubuntu server and configure it to forward requests from port… Continue Reading How to Install and Configure HAProxy on Ubuntu

Introduction Email deliverability is one of the major challenges when setting up a new mail server. Emails sent from an untrusted or unauthenticated mail server may be delivered to spam folders or rejected by popular email providers. DomainKeys Identified Mail (DKIM) is an email authentication mechanism that allows an outgoing… Continue Reading DKIM Setup on Postfix Mail Server Using OpenDKIM – CentOS 6/7

Redis is an in-memory data store commonly used for caching, session storage, message queues, and high-performance database operations. Many PHP applications such as WordPress, Laravel, Magento, and custom web applications use Redis to improve performance and reduce database load. This guide explains how to install and enable the Redis PHP… Continue Reading Enable redis module on php – nginx webserver