Understanding IP Address and Subnet
When devices connect to the internet, they need a way to identify each other and communicate properly. This is where IP addresses and subnets come into play. Let’s break them down in simple terms. ...
Source: DEV Community
When devices connect to the internet, they need a way to identify each other and communicate properly. This is where IP addresses and subnets come into play. Let’s break them down in simple terms. What is an IP Address? An IP address is a unique number given to every device connected to a network. It works like a home address, helping data find the correct destination. A typical IP address looks like this: 192.168.1.1 It is divided into parts: One part identifies the network Another part identifies the specific device (host) This allows devices to communicate without confusion. Types of IP Addresses IPv4 Most commonly used Written as 4 numbers separated by dots Each number ranges from 0 to 255 Example: 10.1.34.81 Special IP Address 127.0.0.1 is called localhost It refers to your own computer and is mainly used for testing. Why Do We Need IP Addresses? Without IP addresses: Devices cannot identify each other Data cannot be routed properly Communication over the internet would fail So, I
