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Getting Started with Red Hat Linux
Red Hat Linux is an open source server operating system. Although open source Red Hat is a commercial Linux distribution. So, most of the Linux administrators use CentOS because CentOS is a free and open source, enterprise-class and community-supported server platform as well as it is functionally compatible with Red Hat Enterprise Linux. In my previous article, I showed how to install CentOS 7 core packages in your server machine. Today I will introduce you with Red Hat Linux’s command prompt as well as 11 important commands that are always used for Linux administration. If you are new in this article as well as Red Hat Linux operating system, install CentOS 7 according to my previous article and then continue the rest of this article. Introduction with Red Hat Linux Command Prompt If you do not install CentOS yet, please complete CentOS 7 core (minimal packages) installation according to my previous article. I always suggest you to install CentOS core installation because Red Hat Linux is mainly used for server platform. So, if you use CentOS Desktop, your server will be bulky as well as server overhead will increase. It may impact of your server performance. On the other hand, [...]
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MikroTik Hotspot Setup with Radius Server (User Manager) | January 6, 2018
Hotspot is one of the most popular services in MikroTik Router. It is popularly used in Hotel and Restaurant, Railway Station or Airport, School or University Campus and so on. Even ISP network and office network also use MikroTik Hotspot for authenticating network clients/users. Hotspot user can be managed with Hotspot’s local user database or with a Radius Server. Radius Server gives facility to manage Hotspot user’s bandwidth and accounting easily and centrally. So, Hotspot setup with Radius Server can [...]
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MikroTik User Manager Installation and Basic Configuration | December 15, 2019
MikroTik User Manager is a RADIUS application developed by MikroTik team and can be used without charge. User Manager is used for authentication, authorization and accounting of MikroTik RouterOS, PPPoE, Hotspot, DHCP and Wireless users. Although User Manager Package is developed by MikroTik it will not be found in RouterOS by default. So, we have to install User Manager Package manually if we wish to use this RADIUS application. User Manager can be installed on MikroTik RouterBOARD, MikroTik CHR or [...]
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MikroTik Bandwidth and Resource Monitoring with Graphs | January 31, 2018
“Am I getting my committed bandwidth?” is a common question to any network administrator. This question may arise either from your customer or from your owner if you are an employee of any organization. If you feel boring hearing this question and want to establish a system where your customer will be able to inspect his bandwidth usage, MikroTik Graphing is your best friend. MikroTik Graphing can be used to display graphics for traffic which is passed through interfaces and [...]
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MikroTik Hotspot Customized Login Template | April 14, 2022
MikroTik Hotspot is a popular service which is used to manage ISP, Hotel, Restaurant, Airport, and Public WiFi. Using billing application like GalaxyRAD with MikroTik Hotspot, a WiFi network can manage professionally. MikroTik Hotspot loads a login page for new user authentication. So, this login page is a vital source for promoting your brands. The default login template provided by MikroTik Hotspot is a simple template which cannot fulfill branding requirements. But it is possible to customize the login template [...]
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MikroTik Send Browsing Log to Remote Syslog Server | August 18, 2019
MikroTik RouterOS is capable of logging various system events as well as user browsing information. Logs can be saved in router’s memory (RAM), disk, file, sent by email or even sent to remote syslog server. Sometimes it may require saving user browsing log by the law. So, a syslog server is an essential part to any network. In this article, I will discuss how to configure MikroTik Router to keep user browsing log and send that log to remote syslog [...]
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MikroTik Load Balancing and Link Redundancy with ECMP | October 28, 2016
Load balancing and link redundancy is the main concern to any network administrator. Because, they always want to keep live their network 24/7. If you have multiple WAN connections, you can easily make a load balancing as well as link redundancy network with MikroTik Router. Different types of load balancing and link redundancy are present in MikroTik Router. ECMP Load Balancing is one of them. ECMP is so easy to implement and it provides an perfect load balancing solution. In this [...]
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MikroTik VPN Configuration with PPTP (Connecting Remote Client) | August 17, 2016
VPN (Virtual Private Network) is a technology that extends private network across a public network. It enables private network users to send and receive data across public network as if their network devices were directly connected to the private network. There are many VPN services in MikroTik RouterOS 7. Among them, MikroTik PPTP is a mostly used VPN service. It is a client-server VPN technology. So, a user can access server, printer, IP phone and any other network devices of [...]
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How to Get VMware ESXi Free License | November 5, 2021
You are here that means you are finding how to get ESXi free license because you have installed ESXi 6.7 or ESXi 7 and 60 days trial license has been expired and then all virtual machines have been powered off or you want to use VMware ESXi absolutely free of charge. Whatever your requirement, it is a good news that VMware provides free license with some limitations to use VMware ESXi absolutely free of charge. So, if you have a [...]
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MikroTik Site to Site EoIP Tunnel with IPsec | March 21, 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 EoIP (Ethernet over IP) tunnel that is used to create a site to site VPN. EoIP tunneling is a MikroTik RouterOS protocol that creates an Ethernet tunnel between two MikroTik Routers on top [...]
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