Optical modules

QSFP-100G-SM-SR Vs QSFP-100G-CWDM4-S

With the thriving 100G market, QSFP28 has become the dominant form factor for 100G networks. The QSFP28 transceiver offers four channels of high-speed differential signals with data rates ranging from 25 Gbps up to potentially 40 Gbps, and meets 100 Gbps Ethernet (4×25 Gbps) and 100 Gbps 4X InfiniBand Enhanced Data Rate (EDR) requirements. As […]

Optical modules

A Glimpse Into The Future: 25G & 50G Ethernet

With the ever growing usage of 10G network, 10G could not satisfy the requirement for some Ethernet network users who urge for a higher demand on speed, distance, media and cost. Under this circumstance, upgrading network is paramount. For 100G network upgrading, there are three available approaches, “10G—40G—100G”, “10G—25G—100G” or “10G—25G—50G—100G”. The latter two are […]

Fiber optic cable

Types of outdoor fiber optic cable

We may quite familiar with indoor fiber optic cable, because it is an indispensable part of our daliy life. But for outdoor fiber optical cables, there are many factors needed to be considered, such as Ultraviolet, specific environment and etc. Different outdoor fiber optic cable matches for different environment. So what are they? And how […]

Optical modules

10G Technology: 10GBASE-T Vs. SFP+

As the basis of upgrading network, 10G network has been ubiquitous in data center, enterprise network and even home networking. 10GBASE-T and 10G SFP+ are two different kinds of technology which transmit data via copper and fiber respectively. 10GBASE-T technology provides the most flexible and economical solution while 10G SFP+ offers the compatible and user-friendly […]

Switch

Stacking Vs. Chassis Switch: How to Choose?

Maximizing scalability and optimizing performance are two paramount factors when you design or upgrade your network. It is hard to find the right balance. Given that you need more than 48 ports in a wiring closet, but you could not decide which type of switches to buy. Stacking switch or non-stacking switch? Or does a […]