• April 19. 2023

In the construction of 5G network, optical module is the basic building unit of 5G network, which accounts for a large proportion of network construction cost and is the key element of 5G low cost and wide coverage. The 5G network bearer network is divided into fronthaul, midhaul, and backhaul. The fronthaul refers to the connection between the active antenna processing unit (AAU) and the distribu...

• April 15. 2023

Juniper EX4650 Ethernet switch provides Layer 2 and Layer 3 connectivity of 2 Tbps to networked devices such as security routers, servers, and other switches. The EX4650 is equipped with 48 line speed 10GbE/25GbE small pluggable optical module (SFP/SFP+/SFP28) ports and 8 line speed 40GbE/100GbE quad core SFP+optical module (QSFP+/QSFP28) ports in a compact 1U platform, providing flexible support ...

• 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...

• 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...

• 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...

• March 18. 2023

ETU-LINK will introduce to you what is 10G SFP+ DWDM optical module and its advantages.   The traditional optical fiber communication system is transmits one optical signal in one optical fiber. This method actually only uses a part of the optical fiber bandwidth. In order to make full use of the huge bandwidth resources of the optical fiber and increase the transmission capacity of the ...

• March 16. 2023

With the development of optical communication technology, the market size of the optical module has continued to increase, and the 400G QSFP-DD packaging has become one of the most popular optical modules of large-scale data centers with the advantages of low power consumption, small volume, and high rate. At present, the types of 400G QSFP-DD optical modules on the market include 400G SR8, 400G D...

• March 10. 2023

High speed cable DAC is used for the connection of short distance network devices, such as server, switches,storage and so on. It is a low cost measure of network devices connection. So far there are common DAC cables including 10G SFP+ to 10G SFP+ DAC cable, 25G SFP28 to 25G SFP28 DAC cable, 40G QSFP+ to 40G QSFP+ DAC cable, 40G QSFP+ to 4x SFP+ DAC cable, 100G to 100G QSFP28 DAC c...