• July 05. 2023

10G SFP+ optical switch has been widely used in data centers and enterprises. In this blog, ETU-LINK lists the connection schemes that accessible 10G SFP+ ports? And under what circumstances is it more appropriate to choose which one. Firstly, if the transmission distance is relatively close, we can consider using ETU 10G DAC cables for transmission. The length specifications of DACs on the market...

• March 14. 2023

In this blog, ETU-LINK will explain the development direction of optical interconnection of data center in the future from three aspects: geographical location distribution, bandwidth demand and optical module of data center. The construction of data center needs to occupy a relatively large land area, and the current price of land remains high, especially in some more developed cities, so the int...

• November 12. 2022

The RG-S6250 series switches are a new generation of high-performance, high-density 10 Gigabit switches launched by Ruijie Networks for cloud data centers and high-end campuses. This series of switches supports 48 10G ports and 8 100G ports, and each 100GE port can adapt to 100G and 40G. Next, ETU-LINK will introduce the common specifications of products such as optical modules, active optical cab...

• September 16. 2022

H3C S10500 series switch products are core switching products specially designed and developed by H3C for cloud computing data center core, next-generation campus network core and metropolitan area network aggregation.Using advanced CLOS multi-level and multi-plane switching architecture,it can provide continuous bandwidth upgrade capability, support data center large two-layer technology TRILL,ve...

• May 31. 2022

AOC active optical cable refers to the communication cable that needs to use external energy to convert electrical signals and optical signals to each other in the communication process, and the optical transceivers at both ends of the optical cable provide photoelectric conversion and optical transmission functions. Today ETU-LINK will introduce the 40G AOC active optical cable.   The 4...

• March 02. 2022

In this blog, ETU-LINK will introduce the flame retardant grades of optical cables. The flame retardant grades of optical cables can be divided into three types, OFN, OFNR and OFNP. Before talking about flame retardant grades, you can first understand LSZH (low smoke halogen free). As early as the mid-1980s, halogen (especially brominated) flame retardant polymer systems were widely used because o...

• December 02. 2021

In the 1990s and early 2000s, network cards were generally used in computers, and they were slowly used in servers and workstations until later. During this period, due to the maturity of wireless technology and the popularization of wireless networks, wireless network cards were gradually widely used on computers. However, due to the reliability of the connection, the wired network card...

• November 26. 2021

In this blog, ETU-LINK will introduce how to query the information of optical module on Cisco switch. First, we need to connect to the network, and then log on to the management platform of Cisco switch. The user name and password are Cisco / Cisco by default. In the second step, in the privileged exec mode of the switch, enter the following command to display the fiber optic media converter: Show...