• May 10. 2017

The annual COMMUNICASIA2017 Tour is coming soon. It was held from May 23rd to 25th in Singapore, Marina Bay Sands Convention and Exhibition Center. Singapore is a country with a highly developed free market economy, so the COMMUNICASIA2017 Tour in Singapore will certainly attract many Chinese enterprises to participate in the exhibition. At the moment, most exhibitors are busy preparing for the ex...

• April 26. 2017

Last week, some customers asked me some information about the 40G QSFP+ & 4*10G SFP+. So in order to know more better about the products, we now share the working principles with you, hope it can be helpful for you and your business. Totally, for the wavelength of 40G QSFP+, the 4 channels are different ---- 1270/1290/1310/1330nm. 1. 40G QSFP+ to connect 40G QSFP+: When you connect the QSFP+ t...

• April 21. 2017

Development letter is very important for sales to expand foreign customers. Today we will introduce some main points for your reference. 1.Title A good beginning will attract the attention of customers. The letter should be concise, incisive and clear. Before writing the letter, you must know the general background of the target customers. Such as market, main products, product naming rules and pr...

• December 30. 2019

Many network beginners and engineers ask: What are LAN, WAN, MAN, VLAN, VPN? What is the difference between them? When should I use each network type? This article clearly explains definitions, scopes, speeds, use cases, and core differences to help you quickly master these 5 core network concepts. Following table compares LAN, MAN and WAN with respect to various networking parameters. Parameters ...

• April 06. 2017

Quality is very important for all products, such as optical Transceiver, only maintain the good quality, the products can be got the trust from the customer , is it right ? To control the quality of the product,we will conduct some testing, including Material testing, Product parameter testing, Distance testing, Switch testing and Aging testing. 1. Material testing Testing the material, ...

• April 08. 2017

In 10G networks, engineers are often confused about the choice of optical fiber or copper / optical cable. Today, ETU-Link will analyze three 10G network communication solutions for everyone to reference. Solution 1: 10G SFP+ module + patch cord + 10G SFP+ module Solution 2: 10G SFP+ to 10G SFP+ DAC Cable In the data center, copper cable is usually used in connecting the server and storage area ne...

• March 23. 2017

40G Ethernet is very common in data centers nowadays. With the rise of 40GbE QSFP+ optical module market, more solutions can be applied, users also have more choices. Let’s take a deep understanding of the interconnection solutions of 40G optical networks. In data centers, optical modules are generally used to connect switches and servers for data exchange and transmission. For the interconnection...

• March 15. 2017

With the company’s steady development, engineers are working hard and continuous R & D high-speed optical module. ETU-Link officially released a new generation of 10G 1310nm ER optical transceiver —— ESP3192-3LCD40, SM 40KM. Compare with SFP+ 1550nm 40km, 1310nm 40KM is more competitive. Advantages: 1.40KM fiber testing: The Engineers tested the modules via Corning 40km fiber testing to ensure...