What is HTTPS What is it used for?

HTTPS (HyperText Transfer Protocol Secure) is a protocol used for secure communication over a computer network, most commonly the internet. It encrypts data transmitted between a web browser and a…

What is the point of a router?

The primary purpose of a router is to forward data packets between computer networks. Routers operate at the network layer (Layer 3) of the OSI model and use IP addresses…

What is a router and modem?

A router and modem are distinct networking devices with different functions: A modem is a device that modulates and demodulates analog signals to transmit digital data over communication channels such…

What is the difference between DNS and NAT?

DNS (Domain Name System) translates human-readable domain names into IP addresses that computers use to identify each other on the network. NAT (Network Address Translation) modifies network address information in…

What is TCP known for?

TCP (Transmission Control Protocol) is known for its reliability in data transmission. It ensures that data sent over a network arrives at its destination intact and in the correct order….

What is a VPN and why is it used?

A VPN (Virtual Private Network) is a service that creates a secure and encrypted connection over a less secure network, such as the internet. It is used to protect data…

What is a repeater in the OSI model?

In the OSI model, a repeater operates at Layer 1, also known as the physical layer. Its primary function is to regenerate and amplify signals as they travel across a…

What is DNS and DHCP?

DNS (Domain Name System) translates human-readable domain names into IP addresses, allowing users to access websites using easy-to-remember names instead of numerical IP addresses. DHCP (Dynamic Host Configuration Protocol) automatically…

What is repeater where it is used?

A repeater is a networking device used to regenerate and amplify signals as they travel across a network medium, typically at the physical layer (Layer 1) of the OSI model….

What is bridge and type?

A bridge in networking is a device that connects multiple network segments or LANs (Local Area Networks) together at the data link layer (Layer 2) of the OSI model. It…