400 GbE

400 GbE

(400 GigaBit Ethernet) See Terabit Ethernet.
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Sessions including a presentation by Mark Nowell, Cisco, on 'Leveraging 400 Gbe to enable 800G' will follow, with Ed Harstead, Nokia, taking to the Market Focus stage to deliver a session on 'NG PON and 5G'.
Enabling commercially viable lowest-cost 100 GbE pluggable transceiver technology while providing streamlined architecture, proven reliability, and a clear path to 400 GbE, the achievement represents an important historic milestone in Ethernet's history, the company said.
According to Cisco, 400 GbE is now available for testing, deployment, and adoption by network operators, paving the way for Terabit Scale Ethernet.
TE's QSFP-DD connector adopts the same basic concept as its predecessor, but doubles the electrical contact density, via eight differential pairs capable of 50 Gb/s each, to achieve 400 GbE while allowing existing QSFP modules to be plugged into the same cage.
With the ratification of the 200 GbE and 400 GbE, PAM4 signaling will expand quickly in the engineering mainstream, especially given that one of the leading application spaces is the hyperscale data centers, which are under continuous pressure to support ever expanding demand.
According to the company, introducing 400 GbE is a natural next step.
The live demonstration, the first of its kind, was delivered by Ixia to key members of the 400 GbE ecosystem including a variety of end-users, as well as industry- leading network equipment, chip, and optics manufacturers.
"Large, warehouse-scale data centers are driving Ethernet bandwidths to higher speeds-to 100 GbE and even 400 GbE," said Ali Ghiasi, principal of Ghiasi Quantum LLC.
(MCHP - the US), a manufacturer of microcontroller, mixed-signal, analog, and Flash-IP integrated circuits announced the development of industry's first terabit-scale Ethernet PHY that can enable highest-density 400 Gbe and FlexE connectivity.
Industry organizations, the Optical Internetworking Forum (OIF) and the Ethernet Alliance, has announced an interoperating 400 Gbps Ethernet (400 GbE) network demonstration at OFC in San Diego, CA, March 13-15, 2018, the company said.