• September 18. 2021

As core components for photoelectric conversion in optical communication systems, data center interconnection, and long-haul transmission, optical modules rely on TOSA and ROSA to realize high-speed signal conversion. Now, ETU-LINK will introduce to you the components of the optical module—TOSA and ROSA. 1. What Is TOSA in Optical Modules? TOSA is the main component of the optical transmitter modu...

• March 30. 2021

Since 2019, 400G has become a hot topic in the optical communications industry. Several leading optical module manufacturers in the world have launched their own 400G optical modules and most of them have adopted QSFP-DD packages. As early as March 21, 2016, the QSFP-DD MSA team began to plan to develop the QSFP-DD high-speed interface, and experienced the resolution of a series of issues suc...

• March 06. 2021

With the rapid development of the Internet of Things, big data and cloud computing technologies, the amount of transmission required for information interaction has shown explosive growth. Among them, semiconductor lasers are the basic components supporting the development of optical communications, and their mechanisms are constantly being optimized to meet the needs of modern communications. Com...

• January 09. 2021

As the internal traffic of the Internet giant's data center increases nearly 100% every year, many giants will seek 200G optical module to solve the growing demand for data transmission. There are mainly two types of 200G optical modules: QSFP-DD and QSFP56. Among them, QSFP-DD refers to four channel small pluggable double density package, which is defined by QSFP-DD MSA group, which is twice the ...

• December 08. 2020

H3C S6820 series switch is a high-density intelligent 100G switch developed by H3C company for cloud data center and high-end park. It has strong hardware forwarding ability and rich data center business characteristics. It can support up to 32 100G QSFP28 ports and two 1g out of band management network ports (one for Optoelectronics). Each 100G port can not only support 100g, 40g adaptive, but al...

• November 24. 2020

In recent years, with the needs of users and the development of data center, low-speed optical communication products have been unable to meet the needs of daily data transmission. The data transmission speed of optical module has increased from 10G, 25G, 40G to 100G, 200G and even 400G. At present, the package form of 100G optical module have 4 types: CFPP, CFP2, CFP4 and QSFP28 in the market. Th...

• November 04. 2020

Ruijie RG-6510 series switch is a new generation of high-performance, high-density 25G/100G switch for cloud data center and high-end Park, which can meet the design requirements of spine-leaf three-layer network architecture. Ruijie RG-6510 switch is equipped with 48 25G ports and 8 100G ports (can support 100G, 40G adaptive). Next, etu-link will introduce the optical module collocation solution ...

• September 12. 2020

Huawei S12700 is an agile switch designed and developed for the core of next generation campus network. It adopts fully programmable architecture to meet business requirements flexibly and quickly. S12700 provides high-performance L2 / L3 switching service, and built-in high-capacity WLAN AC controller to realize the in-depth integration of wired and wireless services, breaking through the capacit...