400G
Join us Jan. 21 to See How the Internet of the Future Will Transform, Well, Everything!
On Dec. 11, the world heard about the Internet for the Future from Cisco – the company who built and powered the Internet for the past 35 years. That day, we hosted an exclusive event in San Francisco where we unveiled our vision and strategy to transform the engine that powers the Internet in fron…
Optics in the Data Center: Powering Ever-Increasing Capacity Demands
As I mentioned in my previous blog, pluggable optics (aka optical transceivers) are widely deployed inside the data center, campus, enterprise, or service provider central office. The Cisco Global Cloud Index estimates that total data center traffic (all traffic within or exiting a data center) will…
Video: QSFP-DD Optics Thermal Demo and Why This Is Important For 400G Data Center Interconnects
At OFC 2019, I asked Cisco Optics Product Manager Ray Nering about the demo he was running at the Cisco booth. It turns out this is all about connecting data centers together with 400G links. For more details, see this earlier blog post. More videos at the Cisco Optics playlist on Cis…
Cisco NCS 5500 Welcomes 400GE and Doubles Installed Base
I recently had the good fortune to spend time with some of our big Service Provider customers. On the way back from my trip, I had time to reflect on the tectonic shifts that will play out in the SP market over the coming years, and how Cisco’s own investment in architectures, systems, silicon, and…
Cisco Demonstrates 20W+ Power Dissipation of QSFP-DD at OFC 2019
Written by Ray Nering, Product Manager, Transceiver Modules Group, Cisco At OFC 2019 in San Diego, CA, Cisco demonstrated the thermal management capability of the QSFP-DD pluggable module form factor for 400G applications. The demonstration showed that QSFP-DD can dissipate the heat generated by a t…
In Praise of the QSFP – from 40GbE to 400GbE and Beyond
The networking industry is currently testing 400GbE products and is already looking forward to how the next generation will be built. The past few years were full of industry debate around the “right” pluggable form factor for 400GbE. However, that debate seems to have ended, resulting in nearly eve…
100G Lambda MSA Group Adds New Members and Releases Updated Specifications for Next Generation Networks
Written by Ray Nering, Product Manager, Transceiver Modules Group, Cisco On Sept 20, 2018, the 100G Lambda MSA group announced that membership to the MSA has increased from the original 22 promoters, to include an additional 16 contributors. The MSA has been developing 100G and 400G optical specif…
New MSA Formed to Tackle 400GE Over Multi-Mode Fiber
Written by Ray Nering, Product Manager, Transceiver Modules Group, Cisco On July 9, 2018, the 400GE BiDi MSA Group announced its formation. The founding members consist of Alibaba, Broadcom, Cisco, Corning Incorporated, Foxconn Interconnect Technology, InnoLight Technology, Inphi Corporation…
Cisco Working to Take BiDirectional (BiDi) Optical Networking to 400 Gigabit Ethernet Realm
Posting this blog on behalf of Mark Nowell, Distinguished Engineer, Datacenter BU. The hallmark of optical bidirectional (BiDi) transceivers is how the technology enables users to maximize their fiber cabling infrastructure costs through more efficient deployment of ports, patch panels, cabling, etc…