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07 Jan 2016

A small form-factor pluggable (SFP) is a type of transceiver device that has been standardized by the MSA (multi-source agreement). The MSA will define the characteristics of the system and is typically an agreement between multiple manufacturers. The agreements guarantee that any SFP or SFP+ device from any vendor will function properly. This article will give you a more comprehensive introduction to the SFP and SFP+MSA.

An Overview of Pluggable Optical Transceiver MSA Standards

Both SFP and SFP+ optical transceivers are standardized by MSA. These documents strictly define sufficient characteristics of an optical transceiver so that system (like Ethernet switch, Router, and media converter) vendors may implement ports on their...



02 Dec 2015

Fiber plug-and-play solutions for data center applications are necessary to transmit data with a high degree of integrity, reliability, and efficiency. At the same time, pluggable fiber optic transceivers are becoming more and more popular. There are many benefits of pluggable optical transceivers. For instance, a 120km reach module can have low power consumption and a small footprint. These modules are designed to simplify wavelength management and provide a solution to fiber exhaust. Here are some more benefits that explain why pluggable optical transceivers are so important in data center communications.

Pluggable Optical Transceivers
Easy to Replace or Repair

Pluggable fiber optic transceivers are easy to replace or repair and can be placed into a variety of...



04 Nov 2015

1000BASE-LX/LH Optical Interface Specifications

The 1000BASE-LX, 1000BASE-LH and 1000BASE-LX/LH all refer to Gigabit Ethernet transmission. Among them, the 1000BASE-LX is a standard specified in IEEE 802.3 Clause 38 which uses a long wavelength laser, while the 1000BASE-LH and 1000BASE-LX/LH are just terms widely used by many vendors. Long Haul (LH) denotes longer distances while Long Wavelength (LX) denotes less energy which is obviously shorter distance. The 1000BASE-LX/LH SFP modules compatible with the IEEE 802.3z 1000BASE-LX standard can achieve a distance up to 10km over single mode fiber. Unlike 1000BASE-LX/LH SFP modules, 1000BASE-LH SFP modules operate at a distance up to 70km over single mode fiber. Besides 1000BASE-LX, other...