Creating hotspot on Windows without any software | Using Command Prompt

- Step 1. Run Cmd(Command Prompt) As administrator. Step 2. Type - 'netsh wlan set hostednetwork mode=allow ssid=Nirstechteam  key=password' and press enter. (note-change your ssid & key as your choice) It will configure your hosted network. Final step. Whenever you want to start the hotspot just goto command prompt(as administrator) and type - 'netsh wlan [...]

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What is Modem and Router? 

Modem:- The term modem is acctually the short form of Modulator & Demodulator (MODEM). A modem is a device that modulates digital data onto an analog carrier for transmission over an analog medium and then demodulates analog carrier to digital signal at the receiving end.  There are three different types of Modem.. POTS (Plain old telephone Service)  [...]

Reference Models in Communication Networks

The most important reference models are:-  OSI reference model TCP/IP reference model. Introduction To ISO- OSI layer Model:-  There are many users who use computer network and are located all over the world. To ensure national and worldwide data communication ISO (ISO stands for International Organization of Standardization.) developed this model. This is called a [...]

Types of Network Communication.

Local Area Network (LAN) It is also called LAN and designed for small physical areas such as an office, group of buildings or a factory. LANs are used widely as it is easy to design and to troubleshoot. Personal computers and workstations are connected to each other through LANs. We can use different types of [...]

Transmission Mediums in Computer Networks

​Data is represented by computers and other telecommunication devices using signals. Signals are transmitted in the form of electromagnetic energy from one device to another. Electromagnetic signals travel through vacuum, air or other transmission mediums to travel between one point to another(from source to receiver). Electromagnetic energy (includes electrical and magnetic fields) includes power, voice, [...]

Transmission Modes 

Transmission mode means transferring of data between two devices. It is also called communication mode. These modes direct the direction of flow of information. There are three types of transmission mode. They are : Simplex Mode Half duplex Mode Full duplex Mode Simplex Mode                  In this type of [...]

Latest Hybrid Topology 

1. Tree Topology It has a root node and all other nodes are connected to it forming a hierarchy. It is also called hierarchical topology. It should at least have three levels to the hierarchy. Features of Tree Topology:- Ideal if workstations are located in groups. Used in Wide Area Network. Advantages of Tree Topology:-  [...]

NETWORK TOPOLOGY

What is Network Topology? Network Topology is the schematic description of a network arrangement, connecting various nodes(sender and receiver) through lines of connection. Types of Topologies:- 1. Bus Topology  Bus topology is a network type in which every computer and network device is connected to single cable. When it has exactly two endpoints, then it [...]

​Components of Data Communication

Message : It is the information to be delivered. Sender : Sender is the person who is sending the message. Receiver : Receiver is the person to him the message is to be delivered. Medium : It is the medium through which message is to be sent for example modem. Protocol : These are some set of rules which govern [...]