• August 31. 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 ...

• August 29. 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...

• August 24. 2018

As we all know, the 40G SR4 QSFP+ optical module is the ideal solution for short-range interconnection in 40G networks and has many advantages, but the 40G QSFP+ AOC also has similar function of optical module and is not inferior to the 40G SR4 QSFP+ module or even can replace it to transmit signals. Since both can be 40G short-distance interconnection, then what are the differences between them? ...

• September 21. 2018

100G has a variety of packaging forms, including CFP/CFP2/CFP4, CXP and QSFP28. Among these different 100G packaging forms, QSFP28 optical module has the advantages of high port density, low power consumption and low cost, so it has become the main packaging form of 100G network. Therefore, we will focus on four types of 100G QSFP28 optical modules today. 1.100GBASE-SR4 QSFP28 optical transce...

• August 13. 2018

Nowadays, large data centers and networks tend to provide multiple Ethernet interface speeds, including 10Gbps, 40Gbps, and 100Gbps. Based on this, Arista 7500R series switches are introduced, which greatly increased the flexibility and scalability of data center cabling, and it has been widely favored by people. Arista 7500R series modular switches can provide the highest performance in the indus...

• July 19. 2018

QSFP+ have Single-mode and multimode, it means QSFP+ optical module works on different types of fiber optic, the single-mode QSFP + use with single mode fiber, and the multimode QSFP + used with multimode fiber. Then what are the differences between them? Where are they applied? What should we pay attention to when we use them? In this article, we will discuss this topic. Optical module difference...

• July 17. 2018

With the development of the networks, upgrading the 10G to 40G networks is the requirement of networks, But there is a very largest problem to build the cable system when upgrading, especially the short distance transmission of 40G. So in order to solve this problem, 40G QSFP+ SR4 BIDI modules produced by engineers... And today, we will introduce this to you , and hope it can be helpful ...

• July 12. 2018

As we all know, currently the mainstream optical communication transmission rate is 40G and 100G on the market, their competition is also fierce. Today we will list some common questions in 40G networks. What are the common solutions for 40G networks? At the core of the 40G network layer, a pair of optical modules are usually connected at both ends of a multimode optical fiber such as OM3 or OM4(M...