Difference between hub switch and router in tabular form pdf

Posted on Monday, June 21, 2021 2:58:18 AM Posted by Alexis C. - 21.06.2021 and pdf, pdf download 4 Comments

difference between hub switch and router in tabular form pdf

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Hub Switch and Router are the most commonly used networking devices that are used to connect nodes such as PC, printer, scanner, projector, etc in a network. Here in this post, I am going to explain to you about what is the difference between Hub Switch and Router in Tabular Form.

The Hub and Switch are the networking devices which appear to be similar and physically used as a star topology. However, there are several differences between Hub and switch. The prior difference is that logically the hub works like a bus where the same signal is transmitted to all the connections. On the other hand, the switch can provide the communication between any pair of ports. As a result, all the ports in the hub belong to the same collision domain while in switch the ports are operated on the separate collision domain.

Hub vs Switch: What's the Difference?

The Hub and Switch are the networking devices which appear to be similar and physically used as a star topology. However, there are several differences between Hub and switch. The prior difference is that logically the hub works like a bus where the same signal is transmitted to all the connections. On the other hand, the switch can provide the communication between any pair of ports. As a result, all the ports in the hub belong to the same collision domain while in switch the ports are operated on the separate collision domain.

Number of ports 4 more or less 24 - 28 depending on the type of switch. Collision domain Only one Different ports have separate collision domain. The hub is also called as the multiport repeater, which transmits the amplified signal to each port excluding the one from which the signal was received.

A hub is used to link the networking devices physically for communication and successfully generate multiple hierarchies of stations. Hubs are unable to perform intelligent forwarding and process layer 2 and layer 3 information.

It makes the decision on the basis of physical addressing instead of hardware and logical addressing. The hub cannot distinguish the type of the frame, that is the reason it forwards unicast, multicasts, and broadcasts to every other port except originating port. These LAN cables can be at maximum meters long.

To form a huge network of the enormous nodes the hub can be linked in a hierarchical manner. The hub behaves as a linking device which works in a half-duplex mode where either transmission and reception of the data by the host is permitted at a time. Active Hub : The active hub is one which provides the amplification and regeneration of the signals along with the connection.

Passive Hub : The passive hub works as a connector and connects multiple cables together, but there is no amplification and regeneration of the signal. A switch is nothing but a bridge which provides more efficient bridging. In a broad way, a switch is a device which enables the connections to be established and terminated according to the need. It provides multiple functionalities such as filtering, flooding and transmission of the frames.

It needs the destination address of the frames for its functioning which it learns from the source MAC address. Unlike a hub, the switch can work in full-duplex mode. Each port has its separate collision domain, therefore the collisions produced in the switch much less than produced in the hub.

Similar to the hub, switch also have one broadcast domain it can transmit both broadcast and multicast out each port except the originating port, which makes it unsuitable for a vast and scalable network. There is no mechanism provided by the layer 2 header to distinguish the different networks; however, it can differentiate distinct hosts. Think as a practical situation in which internet is working as a purely layer-2 switched environment then the switch has to forward broadcast out to every port in a collection of billions of devices and computers on the internet.

It could result in the internet failure. The hubs and switches are prone to switching loop, which can result in damaging broadcast domain. Store-and-Forward — In this technique the entire frame is stored in the memory then cyclic redundancy check is carried out, in order to check the integrity of the frame. The latency experienced in this technique is the highest. Cut-Through Real Time — This technique forwards the packet to the output buffer as soon as the destination address is known.

The latency produced in this method is the least. There is no error checking is performed. Hub and switch are networking devices which provide a mechanism to connect several devices in order to communicate with each other. However, the hub works on physical layer whereas switch operates on the data link layer. A switch overcomes the limitations of the hub and provides intelligent forwarding of the frame, hardware address learning and loop avoidance.

Your email address will not be published. Hub shares the bandwidth between the ports. On the other hand, in a switch, the dedicated bandwidth is provided to the ports. The number of ports that can connect to the device is significantly more abundant in switch while it is less in a hub. A hub can have a single collision domain whereas in switch different ports have different collision domain.

As a consequence, the hub introduces more collision than the switch. The half-duplex transmission mode is used in the hub. As against, the switch transmits the data in the full-duplex mode. A switch provides filtering of frames so that only the dedicated device receives the forwarded frame. Conversely, there is no such concept of filtering is used in the hub and it forwards a frame to each port. The switch uses Spanning Tree Protocol to eliminate the problem of switching loops.

In contrast, the hub is incapable of avoiding the switching loops. Leave a Reply Cancel reply Your email address will not be published.

Difference Between Router and Switch

The reason for the confusion is understandable. Besides looking similar, all three devices pass along data traffic through connectors called ports. Plus, as these devices become more sophisticated, the functional differences between them continue to blur. To understand the differences between hubs, switches, and routers, it helps to look at their fundamental roles as well as their levels of intelligence. A hub is the least intelligent of the three hardware devices. It serves as a connection point for the computers and other devices such as printers in a network. A hub simply passes along the traffic it receives to the computers connected to it.

Sometimes technology can seem, well, techie. There are so many terms, acronyms, and types of hardware -- even when talking about one specific use case, it can be a bit overwhelming. So what is the difference between each? At their most basic, all three are examples of networking devices. As for the differences and reasons why each one exists, we'll have to dive a bit deeper to really understand the nuances.

What is the difference between a router, switch, and hub. With much more functions, a router definitely costs higher than a switch. Router vs Switch. In a hub when the data reaches, then it will be transferred to all the connected devices without knowing its original address but in case of a switch, it will only transfer the data to the specified address. Difference between Hub Switch and Router. Check out the table below for an overview of all the differences between routers and switches, to get a better understanding of the devices. The difference between hubs and switches is in how the devices deal with the data that they receive.

What’s the Difference Between Hubs, Switches & Bridges?

The key difference between hubs, switches and bridges is that hubs operate at Layer 1 of the OSI model, while bridges and switches work with MAC addresses at Layer 2. Hubs broadcast incoming traffic on all ports, whereas bridges and switches only route traffic towards their addressed destinations. Hubs provide a dedicated physical connection for every device, which helps reduce the possibility that a failure of one computer will cause all computers to lose connectivity. However, because a hub is still a shared bandwidth device, connectivity is limited to half-duplex. Collisions remain an issue as well, so hubs do not help improve the performance of the network.

A Hub is a networking device that allows you to connect multiple PCs to a single network. It is used to connect segments of a LAN. A hub stores various ports, so when a packet arrives at one port, it is copied to various other ports.

Router and switch both are the connecting devices in networking. A router is used to choose the smallest path for a packet to reach its destination. A switch stores the arrived packet, process it to determine its destination address and forwards the packet to a specific destination. The basic difference between a router and a switch is that a router connects different networks together whereas, a switch connect multiple devices together to create a network. Let us study some other differences between router and switch with the help of comparison chart shown below.

Difference Between Hub and Switch

Differences Between Hubs Switches Routers.pdf

Hubs, Switches and routers, what the hell are they? Have you ever wondered what the differences are among these boxes? Some technicians have a tendency to use the terms hubs, switches and routers interchangeably. Actually, though they have a skilled experience to operate them, they still cannot tell the real differences between them and are looking at only one box. Dont worry, today, lets learn the differences between hubs, switches and routers together. What Are Hub, Switch and Router? A hub contains multiple ports.

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