Network Topology

What is Network Topology? Network topology is the arrangement of the different networking elements like network links, computers, switches, nodes, Wi-Fi access points, laptops and other network devices in a computer network. There are two types of Network Topologies: Physical Network topology and, Logical Network topology What is a Physical topology? A Physical...

Read More

Different Networking Devices

Network Hub: Network Hub is a networking device which is used to connect multiple network hosts. A network hub is also used to do data transfer. The data is transferred in terms of packets on a computer network. So when a host sends a data packet to a network hub, the hub copies the data packet to all of its ports connected to. Like this, all the ports know about...

Read More

Network Layer Of OSI Mode: Functionalities and Protocols

Network Layer: Network layer is the third layer in the OSI model and here are some of the functionalities of the network layer: Logical Addressing In the internet world, there are two kinds of addressing, data link layer addressing and logical addressing at the network layer. While physical addressing at the data link layer is defined by the MAC address of a device,...

Read More

Data Link Layer Of OSI Model

The data link layer is the penultimate or the second lowermost in the OSI model. The data link layer is made up of two sublayers: MAC (Media Access Control) Layer LLC (Logical Link Control) Layer Both of these two sublayers are responsible for different functions for the data link layer. Today, we are going to talk about the LLC layer in details. LLC (Logical...

Read More