Articles for category: Computer Network

Priyanshu Pandey

Computer Network

Types of Network Devices in Computer Network

Network devices are physical devices that enable communication and interaction between hardware on a computer network. Each networking device operates in a distinct computer network segment and performs distinct functions. A network may require hundreds or thousands of different network devices to maintain and build out various LAN and WAN. Network devices like the hub, bridge, repeater, modem, router, gateway, etc., are the basic building blocks of an extensive network. What ...

Sushant Gaurav

Computer Network

IPv4 Vs IPv6 – Difference Between IPv4 and IPv6

IP stands for Internet Protocol, and it is a network address that is assigned to each and every device that is connected to the particular network. A device uses the IP address to communicate with the other devices present on the network. The two of the most commonly used IP addresses are namely IPv4 (Internet Protocol version 4) and IPv6 (Internet ...

Priyanshu Pandey

Computer Network

What is DNS (Domain Name System)?

Similar to how a phone’s contacts list matches names to numbers, the domain name system is a naming database that locates and translates internet domain names to their unique IP addresses. DNS is used in various internet activities to swiftly discover an IP address to connect to and access content. DNS is important because, for humans, it’s ...

Shivam Verma

Computer Network

BGP (Border Gateway Protocol)

BGP is an external gateway protocol that exchanges routing information between routers in various autonomous systems. It is the protocol that is used between Internet service providers and can also be used between an enterprise and an ISP. The entire route to each destination is included in the BGP routing information. Using the routing information, ...

Shivam Verma

Computer Network

Public and Private IP Addresses

A public IP address is a unique IP address assigned to your network router by your internet service provider and can be accessed directly over the internet. A private IP address is a unique address that your network router assigns to your device. It is used within a private network to connect securely to other ...

Trapti Gupta

Computer Network

What is Port?

Virtual points where network connections begin and stop are called ports. Ports are software-based and controlled by operating system. Each port is connected to a different procedure or service. Ports allow computers to easily differentiate between different kinds of traffic: emails go to a different port number than webpages, for example, even though both reach ...

Sejal Somani

Computer Network

TCP Vs UDP – Difference Between TCP and UDP

The Internet Protocol (IP) is a collection of protocols used on the Internet for addressing and routing data. Every device has an IP address, which uniquely identifies it and allows it to communicate and share data with other internet-connected devices. TCP and UDP are the most widely used internet protocols. TCP stands for Transmission Control Protocol, and UDP is for User Datagram Protocol. TCP is a connection-oriented protocol whereas, ...

Agam Jyot Singh

Computer Network

Intradomain and Interdomain Routing

Routing is the process of choosing a path for transferring data from a source to a destination. Routing is performed using devices called routers. In order to send the packet by determining the best route from one network to another, routing is carried out at the network layer. The network layer primarily makes sure that ...

Shivam Verma

Computer Network

Bridge vs Repeater

A bridge is a computer networking device that connects multiple LANs (Local area networks) together to create a single, larger LAN. The process of aggregating networks is referred to as network bridging. Bridges operate at the data link layer according to the OSI model. A repeater is also a computer networking device operating at the OSI model’s physical layer ...

Piyush Singhal

Computer Network

File Transfer Protocol (FTP)

What is File Transfer Protocol (FTP)? How Does File Transfer Protocol (FTP) Work? FTP can be accessed via a basic command-line interface (from a console or terminal window in Microsoft Windows, Apple macOS, or Linux) or with a dedicated graphical user interface. FTP clients can also be used with web browsers. What is the Purpose of ...