• March 28. 2023

As the market has higher and higher requirements for data transmission rates, higher-speed optical modules are also born. At present, in the high-speed optical module market, 100G optical modules are the mainstream products in the optical communication market. Next, ETU-LINK will introduce the 100G QSFP28 SR4 optical module to you. 100G QSFP28 SR4 Optical Module Introduction The 100G QSFP28 SR4 op...

• April 07. 2023

In this article, ETU-LINK will analyze common problems related to 40G QSFP+ optical modules, 40G QSFP+ AOC active optical cables, and 40G QSFP+ DAC high-speed cables. Q1：Can a 40G optical module be connected with a 10G optical module? A1: Not all 40G optical modules can be connected to 10G optical modules, only 4*10G parallel transmission optical modules can be connected to 10G optical modules, fo...

• April 11. 2023

Raisecom ISCOM3000X series 10-Gigabit switch is equipped with 1U standard chassis, small size, large capacity, 1.28T switching capacity, L2/L3 full line speed forwarding; 48 10 Gbit/s SFP+ downstream ports, four or six 40 Gbit/s QSFP+ upstream ports, QSFP+ ports can be used as four 10GE SFP+ ports, providing flexible networking capabilities and meeting the requirement for high-density access to 10...

• May 31. 2023

In this blog, ETU-LINK will introduce the QSFP-100G-ER4 Lite optical module, which uses LWDM multiplexing technology and operates in the wavelength range of 1295, 1300, 1304, and 1309. The optical signal is multiplexed by a WDM wavelength division multiplexer and transmitted on a single-mode fiber through an industry-standard LC connector. At the receiving end, the SOA amplifies the signal before ...

• June 15. 2023

The development of 100G Ethernet has brought a large market demand for 100G optical modules, among which 100G QSFP28 has become the most popular 100G optical module with it small size and low power consumption. 100G QSFP28 optical modules include SR4, eSE4, PSM4, LR4, CWDM4, ER4, ZR4, etc. In this article, ETU-LINK will focus on 100G QSFP28 LR4 optical modules. LINK) will focus on introducing...

• June 20. 2023

We all know that the multi-mode 40G SR4 optical module adopts 4-way 10G parallel technology and MPO interface, and can use MPO-LC multi-mode OM3 fiber jumper and 10G SR for access。So are there any 40G optical modules that can be connected to single-mode 10G LR optical modules?In this article, ETU-LINK will introduce the next 40G optical module that can be interconnected with 10G LR optical module ...

• June 25. 2023

With the continuous surge of traffic, major operators and data centers began to upgrade the network architecture economically, smoothly and reliably. At present, there are two 100G migration paths, namely 10G to 40G to 100G and 25G to 100G. Next, ETU-LINK will introduce the wiring schemes of these two paths.   1. 10G wiring The 10 Gigabit Ethernet technology defi...

• June 28. 2023

The RG-S6920-4C switch is a new generation of high-performance, high-density card-type switches launched by Ruijie Networks for the development trend of AI and other applications.The RG-S6920-4C switch cooperates with the RGS6510 and RG-S6250 series TOR switches to meet the full three-layer network architecture design requirements of Spine-Leaf. The RG-S6920-4C switch is configured with 32 100G QS...