• January 17. 2018

Good morning! Last time we talked about the Optical transceiver structural analysis. Today, we will share some knowledge of SFF-8472 Standard. As we all know, Optical transceivers play an important role in the data center, many international organizations have formulated various standards, like GBIC, SFF-0053, INF-8074 and SFF-8472. 1. What is SFF-8472 standard? The SFF-8472 is a MSA(Multi-source ...

• January 19. 2018

Direct attach cable is a communication equipment connection cable. It is commonly used to realize short distance high-speed interconnected communication. It is a low cost short distance connection processing scheme for replacing optical module. It is widely welcomed in the application of short-distance continuous policy among network devices. Now there are many kinds of DAC cable in the market. Wh...

• January 24. 2018

BIDI optical module only has one optical port, just need one fiber can simultaneously transmit and receive optical signals, is a solution to save fiber resources. BIDI optical module uses WDM technology to realize the bidirectional transmission of optical signals on one optical fiber. Optical module usually has two ports, the TX is the transmitting port, and the RX is the receiving port. BIDI modu...

• January 26. 2018

Direct attach cable is a communication equipment connection cable. It is commonly used to realize short distance high-speed interconnected communication. It is mainly used to realize the interconnection between servers, switches, memory and other devices. It is a low-cost high speed data communication solution. The common wire specifications are 24AWG, 28AWG and 30AWG, which can meet a variety of ...

• February 02. 2018

HUAWEI S9700 series switch is a high-end smart T bit core routing switch. There are three types, S9703, S9706, and S9712, this series of switches have the advantages of high reliability, high flexibility, easy management and so on. And it can provide the simplest network management scheme for large parks and large data centers. In this article, we will focus on the optical module solution of the H...

• February 09. 2018

40G QSFP+ optical transceiver greatly meets the market demand for high - density high - speed pluggable solutions. Now, 40G networks are already very common in most data centers, and optical modules are one of the essential components of the data center device interconnection. So how much do you know about the 40G QSFP+ optical module? What are the interfaces of the 40G QSFP+ optical module? Where...

• February 26. 2018

Ruijie RG-S5750-28GT-L switch is a safety intelligent switch launched by Ruijie. It has the function of security defense mechanism and user access management, can effectively prevent virus transmission and network attack. This blog will focus on modules solutions for Ruijie RG-S5750-28GT-L switch.   The appearance and parameters of Ruijie G-S5750-28GT-L switch Fixed port 24 ports 10/100/1000B...

• March 02. 2018

Compared with the optical module, the biggest advantage of the Direct Attach Cable is the cost saving. As the 40G network is becoming more and more popular, the 40G QSFP+ DAC is getting more and more attention. From the type of cable, QSFP+ cable can be divided into QSFP+ DAC cable and QSFP+ AOC cable. Among them, QSFP+ DAC cable can also be subdivided into QSFP+ passive DAC cable and QSFP+ active...