With the rapid introduction of the 100G Ethernet standard, the industry gradually appeared another voice: 25G optical module to meet the needs of future network upgrades, 40G light module will soon carry on. What is the reason? This tutorial will compare 25G Ethernet and 40G Ethernet.40G Ethernet40G

Ethernet is currently the most widely used LAN technology, it has covered all aspects of the network, from the backbone network to the access network, from the computer network to industrial applications, everywhere the shadow of Ethernet. This tutorial will detail the basics of Ethernet systems.RJ4

Ethernet in computer networks refers to a collection of standards and components, which provides a media to communicate in a Local Area Network (LAN), between network devices. There are various standards developed during past decades, IEEE came with “IEEE 802.3 – Ethernet standard” under IEEE 802 pr