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7 Layers of OSI Model and Their PDUs

layers of osi model

 What is OSI Model:- Open System Interconnection or OSI Model layers were first proposed by International Standard Organizations (ISO) to solve the multiple problems faced in telecommunication.It is a conceptual model of telecommunication networking where the whole process is divided into seven effective layers. It synchronizes the whole process and helps one understand the interoperation … Read more

Coaxial Cable Types Advantages & Disadvantages

Coax

What is Coax or Coaxial cable ? A Coaxial cable is a cable, is used in the transmission of audios, videos and communications. Coaxial cables are also called COAX in networking language. Mainly coaxial cables are used as network and broadband cable. These cables have high bandwidth and greater transmission capacity. The adjacent figure is … Read more

Twisted Pair Cable Types and their Advantages and Disadvantages

techsikhsha.com

What is Twisted Pair Cable ? Twisted pair cable is a very important network media. It can be used for phones communication and cable Ethernet networks. Twisted pair cabling is a type of wiring in which two conductors of a single circuit are twisted together for the purpose of cancelling out electromagnetic interference (EMI) from … Read more

Optical Fiber Advantages and Disadvantages

fiber optic cable https://techsikhsha.com/transmission-media-guided-media/

What is Optical Fiber? Optical Fiber, also known as Fiber Optic cable, is a fast information transmission medium. It carries communication signals using pulses of light generated by small lasers or light-emitting diodes (LEDs). It contains minor glass or plastic fibers, which carry light beams and the coating helps preserve the fibers from heat, cold, … Read more

HYBRID Topology | Advantages & Disadvantages

HYBRID Topology | Advantages & Disadvantages

What is Hybrid Topology? Hybrid topology is the combination of two or more different network topologies. This network is a mixture of both peer-to-peer & client-server network. It can be either wired or wireless network. As it is a combination of different topologies, it has the characteristics pf those too. Advantages : Here in this … Read more

TREE Topology | Advantages and Disadvantages

TREE Topology | Advantages and Disadvantages

What is Tree Topology? Tree topology is a unique network topology where nodes are connected to its parental nodes. The structure looks like branches of a tree. Like a normal tree structure it also has parental and child node. This topology is preferably used to create a network in a corporate environment. Advantages : Here … Read more

MESH Topology | Advantages & Disadvantages

Mesh topology

What is Mesh Topology? Mesh Topology is network topology where all nodes are inter connected with each other. In this topology, if any connection goes down transmission of data will not be stopped. This topology is mostly used in wireless network. Mesh topology are two types- Full Mesh Topology : Each and every nodes/devices in … Read more

STAR Topology | Advantages and Disadvantages

Star topology

What is Star Topology? In STAR Topology configuration all nodes are connected to a central Hub with a separated cables. Here the central note or hub acts like the main server & the other nodes which are connected to the central node, act like client devices. Advantages : In this type of network it is … Read more

RING Topology | 4 Advantages & 3 Disadvantages

RING Topology | 4 Advantages & 3 Disadvantages

What is RING Topology ? When each device is serially connected in a closed ring pattern with a single cable then the network system is called ring topology. As a train crosses all the platforms to reach its destination, this topology does the same to pass a message from one node to another node. This … Read more

Bus Topology | 4 Advantages and 3 Disadvantages

Bus Topology | 4 Advantages and 3 Disadvantages

What is Bus Topology? Bus topology is a network where all the nodes are connected with each other with a single common cable. When one node wants to access another node on the network then it puts a message addressed to that device on the bus network. Advantages : It is very easy to connect … Read more

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