• November 13. 2021

In this article, ETU-LINK will introduce how to connect servers to Huawei CE5800 switches and related networking methods. First of all, before connecting the server to the switch, the server network card needs to be installed on the server. At present, the interface type of the network card of the server is CPIE. Generally, the transmission rate supported by the network card of the server is 1G/10...

• November 03. 2021

Cisco 550X series switches are mainly used for the establishment of 10G network for small and medium-sized enterprises. ETU-Link will introduce the optical module solution of Cisco 550X series switches.   Cisco 550X is configured with Ethernet SFP+ slot, which can support 10 Gigabit and Gigabit network transmission rates. The SFP+ slot can select the optical module with the corresponding...

• October 14. 2021

In this article, ETU-LINK will take everyone into the optical fiber cabling system, which is simply the transmission network in buildings and complexes. The integrated wiring system is a digital infrastructure built by intelligent offices, which can support integrated applications such as voice, data, graphics, and multimedia. The integrated optical fiber wiring system is divided into the followin...

• September 30. 2021

In this article, ETU-LINK will introduce the application of optical modules in the data center computer room. As we all know, the construction of the data center computer room is a system project. It consists of the following parts: the host room (including network switches, server group, storage, data input, output wiring, communication area and network monitoring terminal, etc.), basic work...

• September 14. 2021

In this article, ETU-LINK will introduce to you, what is the difference between active optical cable(AOC) and direct attach cable(DAC)? First, the AOC is composed of integrated optoelectronic devices. The signal transmission process is that the A terminal module converts the electrical signal into an optical signal, the optical signal is transmitted to the B terminal module by an optical fiber pat...

• August 10. 2021

With the advent of 40G Ethernet, many enterprise users have begun to take full advantage of current 10G network equipment to upgrade to 40G networks. In other words, this involves the use of 40G switches with QSFP+ ports and existing 10G devices (switches and servers) with SFP+ ports. In this article, ETU-LINK will share three common solutions and teach you how to interconnect the switch 40G QSFP+...

• July 23. 2021

In this article, ETU-LINK will take you to talk about network management switches and non network management switches. With the development of the network, the demand for switches is also increasing. Many switch parameters will be written with network management switches or non network management switches. What is the difference between the two?   The non network management switch is also kno...

• July 21. 2021

As we all know, DAC active cable is mainly used for interconnection between cabinets. Due to the limitation of passive copper cable DAC transmission distance due to material, high frequency loss of connector and other factors, the maximum length of passive copper cable DAC with transmission rate of 10G/25G can only reach 7m, and the maximum length of passive copper cable DAC with transmission rate...