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  • The importance of switches in optical module testing
    The importance of switches in optical module testing
    • August 24. 2017

    With the increasingly fierce competition in the optical communication market, the price of the optical module is irregular, such as Cisco, HUAWEI, H3C, Juniper, ZTE, Extreme etc. The price of these big brand module is very high, the market capacity of third party compatible module is increasing continuously. Used optical transceiver also appears on the market, so the customers will be prohibitive ...

  • How much do you know about optical module compatibility?
    How much do you know about optical module compatibility?
    • 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...

  • CWDM modules' applications
    CWDM modules' applications
    • July 10. 2017

    Recently, some of our customers want to know more about the CWDM modules' applications. Here we share some of CWDM knowledge to you, hope these can be helpful for your business! 1. What is CWDM modules? With the CWDM optical transceiver, different wavelength can be transmitted by only one core. And it's receiver can receive signal from 1270nm-1610nm. 2. Where is the CWDM modules can be used? As th...

  • Compatible modules VS original modules
    Compatible modules VS original modules
    • August 07. 2017

    Someone always says, we are using the original optical transceivers, we don't need compatible modules. However, most of people says, we are using compatible modules. Do you know why? Do you know what advantages of compatible modules compared with original modules? Let’s show you today! ※ Competitive price: 60%-90% costs can be saved, even more. ※ Compatibility: Work on switch like the original mod...

  • My training experience
    My training experience
    • 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...

  • Important achievement in 2017 of ETU-Link
    Important achievement in 2017 of ETU-Link
    • July 03. 2017

    Dreams achieve life, science and technology creates the future. The development of an enterprise can not be separated from the efforts of every employee, ETU-Link R & D department has launched a variety of technology innovation software, use for office operations, greatly improving the efficiency of various departments. It also shows the creativity and talent of our R & D staff. Now let's ...

  • RJ45 port VS SFP port of switch, which is better?
    RJ45 port VS SFP port of switch, which is better?
    • 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...

  • Optical module package type
    Optical module package type
    • June 26. 2017

    The optical module as a light components for the modern data center, the market demand is becoming more and more big, the classification of the optical module, according to the rate can be divided into 10G, 40G and 100G; according to the model is divided into single-mode and multimode; in accordance with the conditions of use for hot plug and plug is not a cold, the most common is the classificati...

  • The CWDM Modules from ETU-Link
    The CWDM Modules from ETU-Link
    • June 23. 2017

    Recently, many customers asked about the CWDM Modules infomation. In order to know more better about the parameters of the CWDM, and show the professional knowledge when having business , we share the information with you today. Waht is CWDM SFP? CWDM SFP is a kind of optical transceiver combined with CWDM technology. It is an economical and high efficient network connection solution, widely used ...

  • ETU-Link’s new test equipment
    ETU-Link’s new test equipment
    • June 21. 2017

    With the development of the company, the increase of order quantity and customers, the requirement of product compatibility also will be different. Through the statistics of orders, it is easy to find that CISCO and HP are the applied equipment for most customers. Cisco System Inc. is known by all. With its IOS( Internet Operating System ), Cisco company is absolutely in a leading position in the ...

  • 4ipnet - Perfect network solution
    4ipnet - Perfect network solution
    • June 20. 2017

    4ipnet is committed to providing users with technology leading and affordable products and solutions. It is used in wireless network transmission, Internet access authentication, website security control, visitor charging and mobile Internet service, global marketing with its own brand 「4ipnet」. Provide a safe, reliable, easy to operate management of the wireless network overall solution, is the d...

  • How to use optical patch cord correctly?
    How to use optical patch cord correctly?
    • June 16. 2017

    Both optical patch cord and optical transceiver have single mode / multimode. If the collocation is wrong when using, it will lead to the parameter error of the optical modules. How to match the use of patch cord and optical transceiver? Today, we will share the knowledge with you, hope that can will be helpful for you! What are the differences between single mode and multimode optical modules? Th...

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