• September 15. 2017

Saving the cost is a very important and factor in a large network transmission system, especially when it needs lots of the modules,especially when it using the original modules. So then the compatible modules appeared to solve such problem. But How Can We ensure the Compatible Modules Quality When Purchasing? Today we want to share some with you: 1. Does it have the DDMI of  SFF-8472 St...

• August 16. 2017

As data centers grow in demand for high bandwidth and high-speed applications, OM5 patch cord will become a new multimode patch cord for high-speed data center applications. This has aroused widespread concern in the industry. So what are the differences between OM5 and OM3/OM4? Let's study together today! OM5 patch cords are initially known as broadband multimode patch cord. It is a new standard ...

• August 14. 2017

Network is an important part of our life, as a network solution supplier, saving the cost and energy are the two main considerate factors when designing the data center networks. So 25G networks appeared. Now let’s share some of the 25G solution project with you about our company. Why 25G SFP+ Network Solutions? Making up for the shorts of 40G and 10G modules -- Saving cost and ener...

• July 24. 2017

When talking about passive products, like patch cord, pigtail, adapter and splitter, will involve UPC and APC description. Many users ask: what is LC/UPC - LC/UPC? What is SC/APC - SC/APC? What are UPC and APC? What is the difference between APC and UPC connectors? Can APC and UPC be mixed? How to choose the right fiber polish for my project? In fact, UPC and APC are two grinding methods for optic...

• July 12. 2017

Many people are strange with optical transceivers, they won’t see it in daily life, but it is indispensable to our life. In modern society, people are unhappy if they don't have cell phones. So here comes the question. Do you know where the signal of the cell phone comes from? Let me show you the answer! The answer is in the communications operator's engine room! There are a lot of switch equipmen...

• July 05. 2017

Time has always passed so quickly, unconsciously, I have come to ETU-Link for more than a year. When first day to the company, I was so strange to the environment, colleagues, or the products. With the patient instruction and training of the manager, gradually become familiar with the company's products. The manager's training has changed me a lot, I also got the manager's trust and gave me the im...

• June 28. 2017

In the optical communications industry should know, Gigabit Ethernet has become increasingly common, and now Gigabit Ethernet switches typically have two ports: RJ45 port and SFP port. They can be used for Gigabit Ethernet transmission. So what are their differences? How should they be wired? Today we will share with you. What is the difference between the RJ45 port and the SFP port? The RJ45 port...

• May 22. 2017

Whether online or offline sales, there will be customer complaints. ETU-Link think highly of customer complaints. As long as there is a customer complaint, we will work hard to solve, only to solve the customer, the customer has a reason to give us order. Do you think so? What customer complaints we will meet? Today we will make a summary. 1. No lights when plugging into the switches a. Modules ca...