• June 13. 2017

The 40G optical transceivers are widely used in the market, especially 40G QSFP+ SR4 and 40G QSFP+ LR4 modules. What are their differences? Today we will tell you the answer. The differences between 40G QSFP+ SR4 and 40G QSFP+ LR4module: ※ Application 40G QSFP+ SR4 modules use in data center for multimode optical fibers. 40G QSFP+ LR4 modules use in data center for single mode optical fibers. ※ Tr...

• June 13. 2017

With the development of optical fiber communication industry, more and more customers begin to pay attention to the stability and reliability of optical transceivers. At present, the optical module are intermingled on the market. In order to make big profits, many manufacturers sell second-hand optical modules, brought great harm and hidden danger to the market. ETU-Link has the responsibility to ...

• June 13. 2017

Cisco ME 3400 is a next generation second - layer / third - layer client point device series Ethernet access switch designed for telecom operators. The switch's design is based on the deployment experience of Cisco Catalyst® 2950 and Catalyst 3550, these are today's most widely used access switches. It provides the most comprehensive security solution for Metro Ethernet access, including users...

• May 17. 2017

Gigabit optical interface modules are fundamental components in modern fiber optic communication and data center interconnection. When customers inquire about gigabit interface modules, SFP is the mainstream choice today, while GBIC was once the dominant standard. This article explains their definitions, differences, and why SFP has replaced GBIC, with reference to industry standards and market da...

• May 16. 2017

The circulation of products on the market, especially electronic products, after-sales service is very important. Once the product is sold, it may be necessary to provide a supporting replacement service. For example, the leading brands of optical communications--- CISCO, provide after-sales service to local customers. ETU-Link as a rising star in the industry, although can’t provide after-sales s...

• May 11. 2017

With the increase in orders, the company's order process has become increasingly institutionalized, standardized. Before to the workshop, the production order audit must be carried out to avoid mistakes, waste manpower, material resources and time, to improve work efficiency. An order seems simple, but still need to pay attention to some of the parameters required. What are the parameters requirem...

• 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...