Kamis, 07 Desember 2017

Difference between hub and switch

1. Works on different OSI Layer
Hubs work on the first OSI layer, ie the physical layer or physical layer. No different like cable and or wifi signal, which only distribute data only. The switch works on the second layer of the OSI Layer, ie Data Link.

2. How to work more simple where?
The hub works only to receive and transmit electrical signals through a connected cable. Switches not only send or receive signals, but also process information at the data link layer. The information checked is a mac address of each computer and connected device.

3. Reliability level

  • Although the workings of the hub is simple, but the performance of the swicth is better than the hub. Why is that? This is because the switch uses a selection system for all the devices or computers connected to it. which is selected by a MAC Address switch from a connected computer or network device. While the hub does not have that capability, so any hermeted signal hubs through one port, it will be sent thoroughly to all available ports. This is because the hub does not have the ability to ensure where the destination signal is received. Remember, the hub is only for receiving and sending signals.


4. Data transfer rate
Because the switch first selects which mac address is the destination, then this makes it send data faster. Unlike hubs that send signals spread / thoroughly, no matter which device the data destination is. 6. Setup or manageable Hubs can not be set or set at all. Switches with manageable labels can be set to block or allow any computer to connect to itself. Switches can split one LAN network segment into two or more segments of a LAN network although physically located within the same network, this is known as Virtual LAN or VLAN.
5. Network security system
When the data sent by the hub reaches the destination, it must be in full. However, not with switches, the data sent is not necessarily intact. Not because the switch is not capable of sending the whole. Rather any packet of data sent by the switch must check first to make sure any data sent is secure. So, for data that is considered suspicious will not arrive at the destination computer.
6. Price
We have seen various advantages of switches, as described above. So no wonder if the price of the switch can be more expensive than the hub. Those are some factors about switches and hub differences.Hope you guys enjoy my blog and please like and comment. :)

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