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  • What we've prepared for Singapore Exhibitions?
    What we've prepared for Singapore Exhibitions?
    • 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...

  • The common customer complaint problem of optical transceiver
    The common customer complaint problem of optical transceiver
    • 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...

  • What is the working principles of 40G QSFP+ Cable?
    What is the working principles of 40G QSFP+ Cable?
    • 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...

  • How to write a good email
    How to write a good email
    • 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...

  • LAN vs WAN vs MAN vs VLAN vs VPN
    LAN vs WAN vs MAN vs VLAN vs VPN
    • December 30. 2019

    Today we will introduce the difference between LAN, WAN, MAN, VLAN and VPN. If you are interested in these knowledge, let’s learn about it! Following table compares LAN, MAN and WAN with respect to various networking parameters. Parameters LAN MAN WAN Full Form Local Area Network Metropolitan Area Network Wide Area Network What is it? • Systems are close to each other in LAN  • cont...

  • Workshop dress standard
    Workshop dress standard
    • April 12. 2017

    With the continual development of the company, we recruit many new staffs this year. New staffs may not be aware of the dress requirements of the workshop. In order to further standardize the production workshop environment and create a good work image, following will list the dress standard of workshop. Correct dress standard: 1. In the workshop, need to wear anti-static cap, anti-static bracelet...

  • What are the differences between telecom and network patch cord
    What are the differences between telecom and network patch cord
    • April 10. 2017

    Some people don’t know the patch cord has telecom and network level. Point at this problem, we will explain what are the differences between them! What is multimode optical patch cord? It is used as the patch cord from device to optical fiber wiring link, it has thicker protective layer, generally used to connect the transmitter and terminal box. It is applied in optical fiber communication system...

  • How to control the quality of optical transceiver?
    How to control the quality of optical transceiver?
    • 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, ...

  •  Perfect compatible with Ubiquiti UniFi Switches
    Perfect compatible with Ubiquiti UniFi Switches
    • March 29. 2017

    UniFi switch is one type of the switches Ubiquiti has introduced into the market (The other kind is Ubiquiti EdgeSwitch). The UniFi switch provides fiber connectivity options for easy expansion of your networks. Today we will introduce the main features of UniFi switches, supportable SFP and SFP+. Introduction to UniFi Switches UniFi switches can provide 24 or 48 Gigabit RJ45 port, as a fully mana...

  • What are the advantages of 100G modules?
    What are the advantages of 100G modules?
    • March 23. 2017

    The 100G optical transceiver adoption rate in optical landscape is consistently on the rise for the past few years. It is predicted that over half of the data center optical transceiver transmission will make the shift to 100G. The traditional 10G or even 40G may not be enough considering the explosion of data, therefore, 100G is going to become the new standard, and it has the following adva...

  • Interconnection solutions of 10G optical network module
    Interconnection solutions of 10G optical network module
    • 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...

  • Interconnection solutions of 40G optical network module
    Interconnection solutions of 40G optical network module
    • 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...

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