various network topologies
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Computer Network Topology Outline
The first thing that has to study about a network is its physical shape or design layout. It will be extremely important when a wiring scheme and design are selected for a new network installation. Actually Network Topology refers to physical shape or design layout of a network. Network topology determines how different nodes in a network are connected and how these nodes communicate to each other. Types of Computer Network Topology Network really has two shapes or two types of topology. Physical topology Logical topology Physical Topologies The physical topology is the physical shape or layout of the wires that can be visible in a network. The Physical topology defines how devices are interconnected with or without wires. Physical topology is further divided into two sections. Point-to-point connections Multipoint connections Point-to-point connections In a point-to-point connection, a communication link is established between two devices with one wire or air (in the case of wireless). A simple example of point-to- point connection is talking over telephone between two persons where anyone else is not allowed to use the phone on either side. Multipoint Connection Multiple devices or machines are involved in a multipoint connection. These devices mainly share cabling but [...]
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Unlocking Digital Opportunities: A Beginner’s Guide to Computer Networking | October 14, 2025
Summary Computer networking has created the digital world, enabling communication networks that unite various regions of the world and connect any device in some way or another. Networking provides new opportunities to secure employment, act as freelance workers, or even pursue volunteer work, which is why it is worth investing in for career development. Being practical should be valued even more than theory. Even after setting up a home lab, reviewing real projects, and consulting trusted sources, you will learn [...]
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Hard Disk Partitioning in Windows 7, 8 & 10 | August 26, 2015
Windows is the most popular operating system in the world. Any computer user cannot go a single day without windows operating system. Even, I am writing this article on a windows operating system and you are also reading this article on any windows operating system, I think. Windows provides a lot of features or utilities for its user so that they can maintain their operating system so easily. Disk Management is such a built-in powerful utility in windows operating system which [...]
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How to Secure MikroTik RouterOS Login Users | February 19, 2021
MikroTik RouterOS is a bridge between WAN and LAN. So, it is mandatory to apply RouterOS login user security policy. Otherwise, RouterOS may so insecure.
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MikroTik Hotspot Customization | April 5, 2017
Hotspot is one of the most popular services in MikroTik router. MikroTik Hotspot Gateway is a policy to authorize network clients before to access local network resources as well as public network resources through MikroTik router. In a Hotspot network, the user can login or authenticate using almost any web browser, so there is no need to install any additional software to client end. As Hotspot login prompt is a webpage, Hotspot service can effectively be used as an advertising medium of [...]
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MikroTik Router Auto Backup via Email | August 23, 2016
MikroTik Router is popularly used not only in ISP network but also in enterprise office network. So, MikroTik is a popular item to network administrator. A regular task of a network administrator is to keep and store router configuration file backup. Almost every network administrator takes configuration file backup manually. But MikroTik Router has an E-mail tool by which network administrators can automate configuration file backup regularly via email and can reduce his daily manual task easily. E-mail tool is [...]
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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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MikroTik Site to Site VPN with L2TP/IPsec | March 3, 2018
VPN (Virtual Private Network) is a technology that provides a secure and encrypted tunnel across a public network. A private network user can send and receive data to any remote private network using this VPN Tunnel as if his/her network device was directly connected to that private network. MikroTik L2TP server is one of the most popular VPN services. It provides a secure and encrypted tunnel across public network for transporting IP traffic using PPP. L2TP/IPsec is more secure than [...]
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How to Block MAC Address in MikroTik RouterOS 7 | July 11, 2024
MikroTik RouterOS 7 by default allows any MAC address to get internet connection through it. But we may need to block some MAC addresses sometimes. There are three methods to block MAC address in MikroTik RouterOS 7 – Blocking MAC Address using Bridge Filter Rule. Blocking MAC Address using Firewall Filter Rule and Blocking MAC Address from DHCP Lease. We can use any of these methods if we want to block MAC Address in MikroTik Router. In this article, we [...]
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Ubuntu Server 20.04 Installation with LVM | May 28, 2021
Linux is a free and open source operating system developed by Linus Torvalds on September 17, 1991. It is mainly used as server environment. A lot of Linux distributions are present today. Among them, Ubuntu is one of the best stable Linux distributions. Ubuntu has both Desktop and Server distribution. Ubuntu Server is a high performance and stable enterprise Linux distribution and it can be easily used in production. Ubuntu Server has both community-support and well documentation. So, IT guys can use Ubuntu [...]
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