Linux Server Configuration

Linux is a popular server operating system. How to configure various services such web server, email server, file server etc. on Linux will be discussed here.

  • Port Based Apache Virtual Hosting on RHEL 7

    Virtual Hosting is a method of hosting multiple domains on single web server. If you have multiple domains (such as domain1.com, domain2.com and so on) and want to host on single web server, Virtual Hosting is your right choice. Apache web server provides an easy way to manage Virtual Hosting. Virtual Hosting can be Name Based, IP Based or Port Based. In Name Based Virtual Hosting, multiple domains can be hosted on single Server and single IP address. On the other hand, in IP Based Virtual Hosting, each domain is hosted on single server but on a dedicated IP address and in Port Based Virtual Hosting, multiple domains are hosted on different ports. In my previous article, I discussed how to configure Named Based and IP Based Apache Virtual Web Hosting on CentOS 7 Linux. In this article, I will discuss how to configure Port Based Apache Virtual Hosting on CentOS 7 Linux. Port Based Apache Virtual Hosting Configuration We are now going to start Port Based Virtual Hosting configuration with apache web server. It is assumed that you have already installed CentOS 7 Server on your physical or virtual machine. If you don’t have CentOS 7 Server installed, take [...]

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    IP Based Virtual Hosting on CentOS 7 with Apache Server |   July 18, 2019

    Virtual Hosting is a method of hosting multiple domains on single web server. If you have multiple domains (such as domain1.com, domain2.com and so on) and want to host on single web server, Virtual Web Hosting is your right choice. Apache web server provides an easy way to manage Virtual Hosting. Virtual Hosting can be either Name Based or IP Based. In Name Based Virtual Hosting, multiple domains can be hosted on single IP address. On the other hand, in [...]

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    Virtual Web Hosting with Apache on CentOS 7 (Name Based) |   July 15, 2019

    Virtual Hosting is a method of hosting multiple domains on single server. If you have multiple domains (such as domain1.com, domain2.com and so on) and want to host on a webserver, Virtual Web Hosting is your right choice. Apache web server provides an easy way to manage Virtual Hosting. Virtual Hosting can be either Name Based or IP Based. In Name Based Virtual Hosting, multiple domains can be hosted on single IP address. On the other hand, in IP Based [...]

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    How to Add New Domains to BIND DNS Server |   July 5, 2019

    DNS (Domain Name System) Server is an essential part to any computer network. So, it is always suggest keeping a DNS Server in every network. How to configure a DNS Server with BIND package was discussed in my previous article. A common question among the fresher admins of BIND DNS is how to add a new domain to BIND DNS Server. For this, this article is designed to discuss the proper way to add multiple domains to BIND DNS Server. [...]

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    DNS Server Configuration on CentOS 7 (Caching DNS with BIND) |   June 24, 2019

    DNS (Domain Name System) Server is an essential part to any computer network. Today web communication cannot imagine without DNS Server. DNS is a client server protocol where DNS Client requests for the domain name resolution and DNS Server response on it. Every network should have a DNS Server because local DNS Server improves network performance by caching DNS information and serving DNS request locally. DNS Server can be configured either Windows or Linux operating system. In this article, I [...]

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    FreeRADIUS MySQL Database GUI with phpMyAdmin on CentOS 7 |   January 30, 2019

    FreeRADIUS is a high performance RADIUS Server that accepts a large number of networking devices as RADIUS Client including MikroTik Router. MySQL is one of the best user sources for freeRADIUS server. In my previous article, I discussed how to install freeRADIUS server on CentOS 7 and how to integrate MySQL module with freeRADIUS server. I also discussed how to create user group and profile in MySQL database server and authenticate MikroTik PPPoE client with MySQL database user. I used [...]

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    MikroTik PPPoE Server Configuration with freeRADIUS Server |   January 20, 2019

    PPPoE Service is one of the most popular services in MikroTik Router. It is specially used by the local ISP provider for the simplicity of client connection. MikroTik PPPoE Service accepts user or client authentication and authorization both MikroTik local user database and RADIUS user database. RADIUS Server provides an efficient way to manage user authentication, authorization and accounting.  FreeRADIUS is a high performance RADIUS suite that provides user authentication, authorization and accounting facility for a number of network devices [...]

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    FreeRADIUS User Profile Configuration for MikroTik Router |   January 10, 2019

    FreeRADIUS is a high performance RADIUS application that accepts a large number of network devices as RADIUS Client including MikroTik Router. FreeRADIUS MySQL module helps to get user authentication and authorization information from database server and to store user accounting information in database server. Configuring MySQL user group and profile properly, freeRADIUS user restriction can easily be maintained. How to configure user group to apply user limitation was discussed in my previous article. In this article, I will discuss how [...]

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    FreeRADIUS User Group Management with MySQL |   January 3, 2019

    FreeRADIUS is a high performance RADIUS Server. A number of network devices can be used with freeRADIUS Server as a RADIUS Client including MikroTik Router. As a modular RADIUS suite, freeRADIUS accepts MySQL module to query user authentication and authorization and to store accounting data. In my previous article, I discussed how to install and configure FreeRADIUS MySQL module. I also discussed how to authenticate MikroTik Login with freeRADIUS MySQL user. In this article, we will talk about how to [...]

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    MikroTik Radius Configuration with FreeRADIUS and MySQL |   December 18, 2018

    FreeRADIUS is a modular RADIUS suite. A lot of modules such as Perl, python, MySQL etc. can be integrated with freeRADIUS to enrich freeRADIUS features. MySQL is one of the best user and client sources in freeRADIUS server. One of the important advantages of MySQL with freeRADIUS server is that MySQL can easily be controlled with a lot of programming languages including PHP. So, freeRADIUS users and their authentication, authorization and accounting can easily be controlled graphically using MySQL database [...]

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