Networking
Difference Between Hub and Switch I. Introduction Hub A hub is a basic networking device that connects multiple computers or network devices together. It acts as a central point of connection, allowing devices to communicate with each other and share resources such as files and printers. Hubs operate at the physical layer of the OSI model[1] and are…
What is a switch I. Introduction A network switch is a networking device that connects multiple computers or other devices together on a network. It is a device that allows data to be transmitted between multiple devices on the network. Switches have multiple ports, typically Ethernet ports, which allow multiple devices to be connected to the switch. Switches…
What is An Access Point (AP) I. Introduction Definition of an access point (AP) , often called a wireless access point, is a networking hardware device that allows wireless devices to connect to a wired network. Access points can be used to create a wireless local area network (WLAN) in a home, office, or public space. They can also…
I. Introduction A router is a networking device that connects multiple computer networks. It acts like an intelligent traffic director. It routes data packets across multiple networks and ensures they reach their intended destinations. Routers operate on the principle of packet switching, a method where data is divided into manageable units or packets and transmitted…
I. Introduction An Internet Service Provider (ISP) is a company that provides individuals and organizations with access to the Internet. ISPs achieve this by establishing a physical connection to the Internet using a variety of technologies, including fiber optics, satellite, DSL, and cable. They then sell this connection to customers, allowing them to access the Internet and…
A Site-to-Site Virtual Private Network (VPN) is a network configuration that allows secure communication between two or more physically separate locations or networks over the internet or other untrusted networks. This type of VPN is often used by businesses to connect multiple office locations, data centers, or remote offices in a secure and private manner….
Virtual Private Network (VPN) is a technology that has become more important in the modern age especially with COVID and the rise of remote work. It provides a secure and encrypted connection over the internet, which allows users to access resources, communicate, and conduct online activities while preserving their privacy and anonymity. VPNs have gained…
Client-to-Site VPNs, also known as Endpoint-to-Site VPNs, are a type of VPN that provides secure access to a specific endpoint, such as a server or application, from a remote location. These VPNs are commonly used by vendors or contractors who need to access specific resources on an organization’s network. Client-to-Site VPNs provide a secure way…
Virtual Private Networks (VPNs) are secure and encrypted connections between remote devices over the internet. VPNs have become increasingly popular due to their ability to ensure privacy and security, allowing remote access to private networks, and bypassing geo-restrictions. There are several types of VPNs, each with its unique features, advantages, and disadvantages. In this article,…
File Transfer Protocol (FTP) is a network protocol for transferring copies of files from one computer to another. FTP (File Transfer Protocol) is used to communicate and transfer files between computers on a TCP/IP (Transmission Control Protocol/Internet Protocol) network, also known as the internet. Users who have been granted access, can receive and transfer files…