IP Address
A unique identifier assigned to a device on a network.
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Networking Basics
Understand the essential networking concepts every IT student and beginner should know.
Flashcards
MAC Address
A unique hardware address assigned to a network interface.
Router
A device that forwards data between different networks.
Switch
A device that connects devices within the same local network.
Modem
A device that connects a local network to an Internet Service Provider.
LAN
A Local Area Network that connects devices in a limited area.
WAN
A Wide Area Network that connects multiple LANs over long distances.
DNS
The Domain Name System that translates domain names into IP addresses.
DHCP
A protocol that automatically assigns IP addresses to devices.
Gateway
A device that connects one network to another.
Subnet Mask
Defines which part of an IP address identifies the network.
TCP
A reliable protocol that guarantees data delivery.
UDP
A fast protocol that sends data without delivery guarantees.
HTTP
A protocol used to transfer web pages and data.
HTTPS
The secure version of HTTP using encryption.
FTP
A protocol for transferring files between computers.
VPN
A secure encrypted connection over the Internet.
Firewall
A security system that filters incoming and outgoing network traffic.
Bandwidth
The maximum amount of data that can be transmitted over a network.
Ping
A tool used to test network connectivity and response time.