• April 27. 2021

With the rapid advancement of the 5G bearer network process, the demand for industrial-grade optical modules is increasing. The introduction of the 10G BiDi SFP+ ZR industrial module has enabled a new optical module solution for the construction of long-distance metropolitan area networks. Next ETU-LINK will briefly introduce the 10G BiDi SFP+ ZR industrial optical module. &nbs...

• April 30. 2021

10G SFP+ direct attach cable is a common cable for data center overhead cabling, which is used to connect small access switches and servers. 10G SFP+ direct attach cable is a low cost solution instead of optical module and AOC active optical cable. It has the advantages of low power consumption and low cost. It is an ideal choice for the connection between server and switch to ...

• May 08. 2021

We need to pay attention to the two parameters of transmit optical power and receiving sensitivity when purchasing optical modules, because these two parameters are one of the key factors to ensure the normal communication of optical modules. Next, ETU-LINK will introduce to you what are the transmitted optical power and the receiving sensitivity? And how to test the optical power of the optical m...

• May 18. 2021

With the advent of 40G Ethernet, many enterprise users have begun to take full advantage of current 10G network equipment to upgrade to 40G networks. However, when high-speed switches and low-speed switches are interconnected, we will encounter the problem of insufficient SFP+ ports. At this time, we can use Yitian CVR-QSFP-SFP10G converter module to convert QSFP+ ports to SFP+ ports, an...

• June 04. 2021

The CDR clock data recovery function plays a vital role in the signal transmission process of the optical module. Today, ETU-LINK will introduce to you what exactly is CDR clock data recovery.   The full name of CDR is clock and data recovery, which can be simply understood as: after the optical signal is converted into an electrical signal, the receiver performs electrical domain shaping and...

• August 10. 2021

With the advent of 40G Ethernet, many enterprise users have begun to take full advantage of current 10G network equipment to upgrade to 40G networks. In other words, this involves the use of 40G switches with QSFP+ ports and existing 10G devices (switches and servers) with SFP+ ports. In this article, ETU-LINK will share three common solutions and teach you how to interconnect the switch 40G QSFP+...

• September 03. 2021

In the establishment of a 10G network, we will face a choice, that is, whether we choose optical fiber cabling or copper cabling. Optical fiber cabling systems are divided into multi-mode（MM) optical fiber cabling systems and single-mode(SM) optical fiber cabling systems, among which 10G MM optical fiber cabling systems need to use 10G SFP+ MM optical modules, 10G AOC active optical...

• January 08. 2022

Nowadays, under the rapid development of big data, artificial intelligence, Internet of Things and other network technologies, 10G network can no longer cope with the future traffic demand. In order to meet the upgrade of 10G network, and based on the low cost and high efficiency factors, 40G QSFP+ to 10G SFP+ DAC branch high-speed cable has become the preferred interconnection scheme for the shor...