rhel 7 disk partitioning with lvm
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CentOS 7.5 Installation with GUI and LVM Partition
Red Hat/CentOS Linux is a popular server operating system. Specially who work on mail server, web server, web proxy server, ftp server and file server are so familiar with the Red Hat/CentOS Linux. In my previous article, I discussed how to install CentOS 7.5 Linux step by step with the standard partition. But if you want to work on mail server, web proxy server, ftp server, file server or any other application where disk space changes frequently, the standard partitioning is not recommended in this case because the standard partitioning is not able to manage disk partition dynamically. On the other hand, LVM (Logical Volume Manager) provides opportunity to manage your partition dynamically. So, LVM partitioning is always recommended for Red Hat/CentOS Linux installation. But LVM partitioning is not as easy as the standard partitioning. You should have knowledge about the basic terms of the LVM partitioning. In this article, I will discuss about the basic terms of LVM and the basic architecture of LVM. I will also discuss how to install CentOS 7.5 Linux with LVM partitioning. LVM Components The following three terms are the basic components of the LVM partitioning. Physical Volume: The underlying physical storage unit of [...]
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How to Get Free SSL Certificate from ZeroSSL | June 13, 2020
SSL/TLS certificate is an essential part in today internet communication. Online communication cannot imagine without SSL/TLS certificate. SSL/TLS certificate makes online communication secure by encrypting data transmitted over public internet. So, most of the applications (Web, Email and VPN services) those transmit data over public internet use SSL/TLS certificate to secure communication. SSL/TLS certificate requires to be signed by Certificate Authority (CA). It is possible to create self-signed certificate with SSL certificate creation tools such as OpenSSL. Some router venders [...]
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MikroTik PPPoE Server with Radius User Authentication | December 17, 2017
MikroTik PPPoE Server is popularly used in ISP Companies. Almost all Local ISP Companies use PPPoE service to manage their client’s connection. So, PPPoE Server Configuration places an important role in MikroTik RouterOS. MikroTik PPPoE Server configuration with local user database has been discussed in my previous article that is enough to manage PPPoE users for a single RouterOS. But if you have more than one RouterOS in your network or you need to manage your users remotely and more [...]
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How to Backup and Restore Mozilla Firefox Bookmarks | August 13, 2015
Bookmark is one of the most important and useful features in Mozilla Firefox Browser. If Bookmark is lost, Firefox users become very anxiety to recover it. But Mozilla Firefox also provides a tool to backup and restore Bookmarks so easily. So don’t need to be worried. If you know the proper steps about how to take a backup of your bookmark file and how to restore that bookmark backup file again, it will be very beneficial for you. So, this [...]
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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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MikroTik Configuration with PPPoE WAN Connection | July 18, 2018
MikroTik Router is a popular routing device to any network administrator because of having a lot of network features availability. MikroTik PPPoE Client is a special feature that is used to connect any PPPoE Server. If your ISP provides PPPoE connection, MikroTik Router is able to connect that PPPoE Server using PPPoE Client. In my previous article, I discussed how to configure MikroTik Router with static WAN connection and in this article I will show how to configure MikroTik Router [...]
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How to Install Extra Packages in MikroTik RouterOS | October 10, 2019
MikroTik RouterOS does not always include all the packages those are developed by MikroTik team. So, sometimes you may find that some packages are missing in your RouterOS such as NTP package, DUDE package, Wireless package, CAPsMAN package and so on. Specially, user manager package which is totally a separate MikroTik RADIUS package used to manage user authentication, authorization and accounting is always missing. Also upgrading RouterOS or downgrading RouterOS you may find that some packages are missing there. So, [...]
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Computer Networking Basics | February 10, 2017
Computer networking is a buzzword to the present world. By the virtue of computer networking, the world has become just like a village. So, anyone of the world can communicate with any person of the world within seconds as if they are living in a village. Computer networking does not mean a single element. A lot of networking elements and protocol work behind a computer networking. So, the computer guys who are interested to learn how computer networking works should [...]
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MikroTik Site to Site GRE Tunnel Configuration with IPsec | March 26, 2018
VPN (Virtual Private Network) is a technology that provides a secure tunnel across a public network. A private network user can send and receive data to any remote private network using VPN Tunnel as if his/her network device was directly connected to that private network. MikroTik provides GRE (Generic Routing Encapsulation) tunnel that is used to create a site to site VPN tunnel. GRE tunneling protocol which can encapsulate a wide variety of protocols creating a virtual point-to-point link was [...]
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PPPoE Server Configuration in MikroTik RouterOS 7 | December 2, 2023
MikroTik PPPoE is a client-server protocol and mostly used at the end ISP configuration where MikroTik RouterOS acts as a PPPoE Server and user’s WiFi Router acts as PPPoE client. MikroTik PPPoE Server can be used with MikroTik simple queue management. So, it helps to manage user’s bandwidth easily. People who are trying to do internet business should learn MikroTik PPPoE Server. Configuring PPPoE Server in MikroTik RouterOS 7 is so easy. If you have knowledge on basic RouterOS 7 [...]
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