centos hard drive partition tool
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Managing Disk Partition with the parted Tool in CentOS 7
As a system administrator, sometimes you may require to manage partitions of your CentOS/Red Hat Linux Operating System. Partition management is always a risky task. But there are some useful tools those are so helpful to manage CentOS/Red Hat Linux disk partition easily. In my previous article, I discussed how to manage CentOS/Red Hat 7 HDD partitions with the fdisk utility. The fdisk tool is only eligible to manage MBR partition table. But GPT partition table is now becoming more popular. On the other hand, the fdisk tool cannot resize (shrink or extend) a partition. To overcome these limitations, we can use another partition management tool named parted which can handle GPT partition table as well as can resize disk partitions. In this article, we will know how to create, delete, resize and rescue partitions in CentOS 7/Red Hat 7 Linux with the parted partition manager tool. The parted Utility The parted is open source and command line utility that is used to manage hard disk partitions. It supports multiple partition table formats including MS-DOS (MBR) and GPT. It is useful for creating space for new operating systems, reorganizing disk usage, and copying data to new hard disks. Installing parted [...]
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LVM Management in CentOS/Red Hat 7 Linux | March 15, 2019
LVM (Logical Volume Manager) is the recommended partition method for CentOS/Red Hat 7 Linux. Specially, if we work on Mail Server, File Server, FTP Server, Web Proxy Server or any application where disk space changes frequently, the LVM partition is mandatory in this case. In my previous article, I discussed how to install CentOS 7.5 with LVM partitioning. If you are new here or CentOS 7 is not yet installed, I will suggest you to follow my previous article and [...]
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How to Mount USB Device in CentOS 7 (NTFS and Linux FS) | February 18, 2019
USB Hard Disk Drive or USB Flash Drive (Pen drive) is a popular external device that can be used to backup data or transfer data from one device to other device. In GUI (Graphical User Interface) Operating System such as Window or GNOME Desktop in Linux can automatically mount USB device and can show data in it if the File System of that device is supported. But all users do not like or always do not have GUI mode of [...]
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CentOS 7 Partition Management with fdisk Utility | February 11, 2019
CentOS or Red Hat Linux is a popular server operating system to the system administrators. Almost all the system admins or IT guys who play with mail server, file server, proxy server and so on are so known with CentOS or Red Hat Linux and cannot go a single day without this operating system. The guys who are also wish to be a system admin should be familiar with CentOS or Red Hat operating system. In my previous article, I [...]
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MikroTik RouterOS 7 Quick Setup using Winbox 4 | October 6, 2024
MikroTik RouterBoard and MikroTik Wireless Router are popularly used now a days. MikroTik RouterBoard is used in ISP Network and MikroTik Wireless Router is specially used for home users. MikroTik RouterBoard requires custom configuration because it is used for large network. On the other hand, MikroTik Wireless Router is used in home for a small network. MikroTik Wireless Router requires quick setup because home users are so hurry and not so technical. So, MikroTik RouterOS 7 provides a quick setup [...]
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MikroTik RADIUS Server (User Manager) Installation | October 28, 2017
RADIUS Server is a centralized user authentication, authorization and accounting application. RADIUS authentication gives the ISP or network administrator ability to manage PPP users, login users and Hotspot users from one server throughout a large network. MikroTik RouterOS has a RADIUS client that is able to authenticate login users, Hotspot users and PPP users through a RADIUS server. MikroTik team also developed a totally separate RADIUS server package named User Manager that can be used to authenticate MikroTik users smoothly. [...]
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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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WiFi Station Setup in MikroTik Wireless Router | November 27, 2019
MikroTik Wireless Router is capable of working as a WiFi Client. So, if any ISP provides WiFi connection for their clients, MikroTik Wireless Router can be used to connect to that ISP SSID by configuring wireless station mode. MikroTik WiFi station mode finds available SSID and connects with permitted SSID. This wireless connection can be used as wireless WAN connection and configuring LAN, multiple devices can get internet over this wireless WAN connection. In my previous article, I discussed how [...]
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MikroTik Site to Site OpenVPN Server Setup (RouterOS Client) | April 9, 2018
VPN (Virtual Private Network) technology provides a secure and encrypted tunnel across a public network. So, a private network user can send and receive data to any remote private network through VPN tunnel as if his/her network device was directly connected to that private network. MikroTik OpenVPN Server provides a secure and encrypted tunnel across public network for transporting IP traffic using PPP. OpenVPN Server uses SSL Certificates. So, OpenVPN Tunnel is a trusted tunnel to send and receive data [...]
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How to Recover MikroTik User Password | August 9, 2018
MikroTik Wiki and Forum say that there is no way to recover MikroTik user password without losing MikroTik configuration. But if you have an unencrypted configuration file backup taken before, you will be able to recover your user password using MikroTik password recovery tools. How to Backup and Restore MikroTik configuration file manually was discussed in my previous article. I also discussed how to backup MikroTik configuration file automatically via Mail in another article and in this article I will [...]
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