• August 11. 2020

Today, ETU-Link introduces one type of optical module, which is named as "SFP-10G-LR", it adopts 10GBASE-LR 10 Gigabit Ethernet standard, LR is the abbreviation of "long range", which means "long distance" in Chinese. 10GBase-LR standard supports 64B/66B encoding mode, wavelength is 1310nm, and adopts the form of SFP+. This standard has the advantages of miniaturization, low power and long transmi...

• August 07. 2020

OM is the abbreviation of optical multi-mode, translated into optical mode, indicating the grade standard of multimode fiber. Due to the difference of core diameter, transmission speed and distance, it is divided into OM1, OM2, OM3 and OM4. This blog ETU-Link will introduce the difference between them and the method of selection to you. The difference of OM1, OM2, OM3, OM4 fiber patch cord 1. Diff...

• August 04. 2020

In the field of communication, due to electromagnetic interference, inter symbol interference and loss, wiring cost and other factors, the transmission of metal wire interconnection transmission is greatly restricted. So the birth of optical transmission, optical transmission has high bandwidth, large capacity, easy integration, low loss, good electromagnetic compatibility, no crosstalk, light wei...

• August 01. 2020

As one of the most widely used network equipment, Ethernet switch occupies a more and more important position in data communication, and its development is of great significance to manufacturing industry and communication industry. Ethernet switch, from the earliest layer-2 switch to the current three-layer switch and multi service switch, has more and more functions; the roles of the switch is mo...

• July 28. 2020

Optical modules and media converters are both key photoelectric conversion devices widely used in fiber optic communication, data centers, enterprise networks, and broadband access systems. Many users are confused about their roles, differences, and connection rules. This article will clarify everything in detail. 1. What Is an Optical module ? The function of optical module is also the conversion...

• July 24. 2020

With the rapid development of artificial intelligence, the traffic of data center is increasing day by day. Data, algorithm and computing power become the three key elements of AI development. In 2025, the global new data volume will reach 180ZB, far exceeding the human processing capacity, and 95% of the data will rely on AI processing. In order to improve AI computing power, storage and computin...

• July 21. 2020

Huawei S7900 series switch is a new generation of high-end intelligent routing switch for the next generation enterprise network architecture. Huawei S7900 series switches are widely used in campus networks and data center core / sink nodes. They can provide advanced control over wireless, voice, video and data convergence networks, and help enterprises build end-to-end converged networks integrat...

• July 18. 2020

50G optical module refers to the optical module with a transmission rate of 50Gbps/s. its package type is SFP56, which is an important link between 10G and 100G Ethernet connection standards. 50Gbps per channel technology will become the foundation of future 400gbps Ethernet standard 50Gbps, 50Gbps will be implemented later to replace the existing 10Gbps rate. In 5G era, 50G optical modules will b...