With 40 Gigabit Ethernet commonly deployed in most data centers, it is very essential for the data center managers to employ the suitable 40G devices like 40G QSFP+ transceivers. Nowadays, various 40G transceivers are available on the market, but mainly there are two interfaces adopted by 40G QSFP+ transceivers—MTP/MPO and LC. What’s the difference between […]
40GBASE-LR4 QSFP+ Transceiver
Which to Choose for 40GBASE-LR4 QSFP+ Transceiver: PSM or CWDM?
It is well known that 40GBASE-SR4 QSFP+ transceiver uses a parallel multimode fiber (MMF) link to achieve 40G. It offers four independent transmit and receive channels and each channel is capable of 10G operation for an aggregate data rate of 40G with distances up to 100 meters on OM3 MMF or 150 meters on OM4 […]