Tuesday, April 11, 2023

Networking: 100BaseTX Explained

 Check out the video on 100Base TX:


100BASE-TX is a standard for Fast Ethernet over copper cabling. It is a type of Ethernet networking technology that supports data transfer rates of up to 100 Mbps (megabits per second).

The "100" in the name refers to the data transfer rate of 100 Mbps, while the "BASE" indicates that it uses baseband signaling, which means that the entire bandwidth of the cable is used to transmit data signals. The "TX" stands for "twisted pair", which refers to the type of copper cabling used in the network.

100BASE-TX uses two twisted pairs of copper cables for data transmission, with each pair carrying one signal in each direction. This allows for full-duplex communication, which means that data can be transmitted and received simultaneously. The standard also uses a 5-4-3 rule for network topology, which means that the network can have up to five segments, four of which can be populated with network devices, and no more than three of these segments can be interconnected by network repeaters.

100BASE-TX was introduced in the mid-1990s as an upgrade to the original 10BASE-T Ethernet standard, which only supported data transfer rates of up to 10 Mbps. It quickly became popular in LAN (local area network) environments, as it provided a significant increase in data transfer speeds without requiring significant upgrades to existing network infrastructure.

Today, 100BASE-TX is still widely used in LANs, particularly in small to medium-sized businesses and homes, where it provides sufficient bandwidth for most applications while remaining affordable and easy to deploy. However, with the increasing demand for higher data transfer speeds, many organizations are upgrading to Gigabit Ethernet standards such as 1000BASE-T or 10GBASE-T. Check out Comptia Network+ practice tests.


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