Networking

The practice of connecting and linking computers and other devices to facilitate communication, data sharing, and resource access, enabling the internet and local networks to function.


Subnetting

IP subnetting is a technique used in computer networking to divide a larger IP network into smaller subnetworks to improve efficiency & security.


Subnet Masks

Network Address

Broadcast Address

IPv4 Subnetting

Usable Host Ranges (IPv4)

Calculate the Total Number of Subnets

Get Netmask using Number of Hosts

Get Netmask using IP Address & CIDR

IPv6 Subnetting

IP Addresses

An IP (Internet Protocol) address is a numerical label assigned to each device connected to a computer network that uses the Internet Protocol for communication.


Classful Routing

Public and Private IP Addresses

Convert IPv4 Address to Binary

Convert IPv4 Address to Hexadecimal

Mac Addresses

A MAC (Media Access Control) address is a unique identifier assigned to most networking devices, such as computers, smartphones, and routers.


Mac Address to Binary