Ethernet Switching

Connectors in the form of hubs and repeaters used to be a massive part of Local Area Networks (LANs) before 1990, the time when Ethernet Switches kicked off. Connectors are, as their name already suggests, technological entities that support joining two or more computers. But the specific Ethernet Switches function at the OSI model’s data link layer 2. Switches, which fall under the league of Network Bridges, should not be confused with Routers. With Ethernet switching, information transfer happens to all connected network devices regardless of which is which. Contrastingly, routers are strict about access and boundaries of each computer.

In the Ethernet networking technology, the term Bridges could take the place of Switches and the same applies to the other way around. However, in order for a connector to have the honor of being called a “Switch”, it must pass and be able to work based on the 802.3 standard that is primarily used for Ethernet networking.

Even though Ethernet Switching does the same job of being a connector like the above mentioned repeaters and hubs, it is more upgraded in terms of functionality. This is because while Ethernet Switching endorses full duplex connection mode, hubs and repeaters are stuck with half duplex. Meaning, with switching, receiving and sending out of data transmissions can take place at the same time. With the other connectors, such proceedings must be administered in shifts.  In a quick conclusion, switching is certainly more efficient with bandwidth allowance and schedule.

Besides such, Ethernet Switching has more features in store which makes it still the front runner the among all connector products. One example is that switches have the capabilities of filtering data. When data pass switches, they are inspected for embedded additional information, these information help the switches to find the proper course of signals. Therefore, because the exchange goes faster, bandwidth traffic is lessened. In addition, Media Access Control (MAC) address of member computers are saved and recognized by a switch, so it can conveniently distinguish the destinations and sources of signals. Hubs and repeaters particularly did not support these features, making them consistent with producing waste of both user time and capacity.

Ethernet switches are released in different types, to suit the varying demand and need of users. And since they every variant is targeted for a different use, these switches are designed to have a wide range of offerings. A type, called Unmanaged Switches, consist of ones that are smaller in size. They  have unadjustable and stabilized specifications and settings. Because of their uncomplicated nature and plug-and-play features, they are mostly used in small offices and homes where users are not very critical about their networking needs. Larger variants are also available under the name of Managed Switches. They could be technically changed according to how the users want them to perform. Their greatest features include Virtual LANs, which allows the head computer to see all transactions and data exchanges happening between all linked devices. They are perfect for large networks like big-time companies, because of their more sophisticated service offers.

Switches can also be acquired in both non-standardized or IEEE 802.3 standardized types. Ethernet Switching is definitely an iconic addition to the technology of networks. With the great form of assistance it provides us today, it is just to be expected that they will always be a part of our expanding technological horizon.

Article by Christine, also try to see Ethernet Line.