• March 18. 2025

In today's era of rapid information flow, the speed and stability of data transmission are crucial. Among the many data transmission media, DAC cables play an important role. This article will introduce its composition, characteristics and applications. What exactly is a DAC cable? Structural Composition DAC cable is like a small precision machine, consisting of a connector module and a high-perfo...

• May 09. 2024

The rapid development of technology is inseparable from high-speed and high-bandwidth data transmission. The traditional ten Gigabit Ethernet has been unable to meet this demand, so the 400G Ethernet technology has become a new hotspot. The 400G OSFP To QSFP-DD DAC cable is also emerging as a key component of the connector.   Product features: 400Gbps OSFP to QSFP-DD passive high-speed c...

• April 23. 2024

With the continuous progress of technology, we are rapidly moving towards an era of high-speed data. In this era, the speed of data transmission has become one of the important factors for development. The full range of 100G DAC products launched by ETU-LINK is helping to promote a new round of development in the field of high-speed data transmission.   I. Analysis of the full range of 100G D...

• April 27. 2023

In order to be more widely compatible with more branded devices, ETU-Link has newly introduced the Aruba 2930F JL254A switch, 2930F supports built-in 1GbE or 10GbE uplink, PoE+, access OSPF routing, tunnel node, RIP routing and IPv6, no software license required.The Aruba 2930F switch series provides a convenient and cost-effective access switch solution that can be set up quickly with zero-touch ...

• 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 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 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...

• January 07. 2022

TOR (Top of Rack) is a data center routing mode.In this article,ETU-LINK will introduce the application of 40 Gigabit DAC high-speed cable in data center TOR wiring. The 40 Gigabit data center TOR wiring mode is to use a standard 42U server cabinet, and then put a 40 Gigabit switch above the server cabinet. The server in the server cabinet is connected to the switch at the upper end through t...