• January 31. 2019

Those days, so many customers asked us about the Copper-T RJ45 modules, Some asked for the goods, some need the problem supports. Now let us share some with you , hope it can be helpful for you to enhance you market. 1. Which Copper-T can have in the market ? For the Copper-T RJ45 types, pls check : No. Types 1 10/100M SFP Copper-T RJ45 100m 2 10/100/1000M SFP Copper-...

• December 30. 2019

SFP optical transceivers are widely used in fiber switches, Gigabit Ethernet, SAN storage, 5G fronthaul, and data center interconnection. Optical signal intensity (Tx power / Rx power) is the most critical indicator for link stability and fault location. This article explains how to check, measure, and interpret SFP signal strength with industry standards and switch command examples. As we all kno...

• December 04. 2017

Now the DAC is widely used in the SATA device, RADI system, Core routers and 10G or 40G Ethernet data center. But what is the DAC? Why customers choose it? What are the advantages of the DAC? Today we will tell you the answer! 1/ What is the DAC? DAC is the short of the Direct Attached Cable, and the connector of DAC is the same as modules'. But compared with modules, DAC connectors don't have the...

• December 11. 2017

Congratulations to ETU-Link on moving into a new office! September 23, 2017 is the day we move, all staff are enthusiastic. We sincerely wish the company business booming! Our new address: 4th Floor, C Building, JinBoLong Industrial Park, QingQuan Road, LongHua District, Shenzhen city, GuangDong Province,China. We moved to Jinbolong Industrial Park, is a leap in the strategic development of the co...

• September 29. 2017

Many network engineers and buyers struggle with one question: Can SFP modules work in SFP+ ports? Can SFP+ work in SFP ports? What compatibility rules should I follow? This article gives you clear answers, compatibility principles, speed limitations, switch vendor differences, and safe usage rules to avoid connection failures. I. Can SFP Modules Be Plugged into SFP+ Ports? The SFP optical module c...

• September 27. 2017

In the switching field, HUAWEI has accumulated a large number of industry-leading intellectual property rights and patents, can provide hundreds of switch products from core to access. HUAWEI S5700-24TP-SI(AC) switch is one of the more popular products. Today, we'll share the information of this switch and its installation notes. HUAWEI S5700-24TP-SI-AC is a Gigabit Ethernet switch, the applicatio...

• 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...

• March 05. 2017

In the new year, the company will have a qualitative leap, we are also full of hope. Let’s take a look at our plans! 1. Talent recruitment With the development of company, the continuous development of business, we need these talents. 2. R&D trends ※ 25G SFP28 ※ QSFP+ ※ 100G QSFP28 ※ 100G CFP 3. Exhibition dynamics Based on the company's customer resources as well as the initial positioning, c...