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MikroTik Radius Configuration with FreeRADIUS
FreeRADIUS is a high performance RADIUS suite that provides authentication, authorization and accounting facility for a large number of network devices including MikroTik Router. Although MikroTik has user manager RADIUS service to provide authentication, authorization and accounting facility but it is not free for customization and not suitable for medium to large organization. On the other hand, freeRADIUS is free for customization according to your organization requirements. But freeRADIUS has to be customized by you. In my previous article, I discussed how to install and configure freeRADIUS on CentOS 7 Linux distribution. In this article, I will show how to connect MikroTik Router with freeRADIUS Server and authenticate MikroTik login with freeRADIUS users. Network Diagram For this article configuration, I am following a network diagram like below image. In this network, MikroTik Router’s (RouterBOARD 1100 AHX2) WAN interface (ether1) is connected to internet through WAN distribution switch having IP address 192.168.40.8/25. MikroTik Router also has a LAN network having IP network 10.10.60.0/24. The freeRADIUS Server, installed on CentOS 7 Linux Server, is also connected to internet through WAN switch having IP address 192.168.40.10. So, MikroTik Router can see freeRADIUS Server through WAN interface and WAN switch. In this article, we [...]
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Ubuntu RADIUS Server Configuration with freeRADIUS | September 3, 2022
Ubuntu Server is one of most popular open-source Linux Server distribution. It is stable and reliable than other Linux distributions. So, enterprise level application can be hosted on Ubuntu Server. Ubuntu RADIUS Server is popularly used for remote authentication and mostly used with the freeRADIUS open source RAIDUS application. freeRADIUS is one of the most popular and powerful AAA (Authorization, Authentication and Accounting) application. Any enterprise (specially ISP company) can use freeRADIUS for AAA solution and can develop billing system. [...]
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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 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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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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How to Import SSL Certificate in MikroTik RouterOS | January 16, 2022
SSL/TLS Certificate is used to make secure communication between server and clients. MikroTik RouterOS has a lot of services such OVPN, SSTP VPN, HTTPS, Hotspot and so on those use SSL/TLS certificate. It is possible to create self-signed certificate in MikroTik RouterOS but self-signed certificate faces untrusted CA warning. So, it is always better to use trusted CA either freemium or premium. In my previous article, I discussed how to get a free SSL/TLS certificate from Zero SSL but Zero [...]
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How to Properly Downgrade MikroTik RouterOS and Firmware | October 2, 2019
MikroTik RouterOS is in constant development and new features or bug fixes are frequently available, sometimes even monthly. So, it is always recommend upgrading MikroTik RouterOS to a latest and stable version before beginning any configuration. But sometimes you may face that the upgraded version is not working properly according to your demand or you may upgrade to a new version that you don’t want. In this case, you should come back to your workable RouterOS version and firmware. Upgrading RouterOS [...]
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Managing Disk Partition with the parted Tool in CentOS 7 | March 2, 2019
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 [...]
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Boost Network Performance with MikroTik FastTrack in RouterOS 7 | October 27, 2025
Network administrators often face the challenge of balancing speed and stability. MikroTik’s FastTrack feature, introduced in earlier RouterOS versions and optimized in RouterOS 7, is a game-changing solution that dramatically enhances performance by reducing CPU load and improving packet handling efficiency. 🚀 What Is MikroTik FastTrack? FastTrack is a special processing method in RouterOS that allows packets from established and related connections to bypass the standard connection tracking process. In simple terms, once a connection is identified as safe and [...]
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How to Block NetShare Changing MikroTik TTL | April 19, 2024
Internet user can easily share their net connection to others using their smart phone or Laptop creating Hotspot. Smart phone users especially Android users by default get a net sharing app named Mobile Hotspot to share his net connection to others. Besides Mobile Hotspot, there are many Android Apps like NetShare those can be used to share net connection to others. Sharing net connection to others or friends is a good feature in Smart phone but sometimes users misuse this [...]
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