Router is a networking device that is used to forward data packets along with a network from source to destination. The devices are specially designed to receive, analyze, and forward data packets between computer networks. It examines a destination IP address of a data packet and uses its headers and routing table to determine the best way or route for transferring the packets. There are some popular companies that develop routers like HP, Juniper, Nortel, Cisco, etc.
Functions of Routers :
* Used to create local networks of devices
* Reduce excessive traffic.
* Used to segment network traffic.
* Send and receive data on computer networks.
* Helps to connect multiple devices to the Internet.
* Allows users to configure the port as per their requirements in the network.
* Prevent network bottlenecks simply by isolating portions of a network.
* Filter unwanted interference, and carry out the process of data encapsulation and decapsulation.
