Telecom and Networking

800G Ethernet specification

The 25 Gigabit Ethernet Consortium has decided to ditch its name as it heads off in search of serious speed with 800G specification. To mark the new name, the group has published 800G specification [PDF] that details its next step in Ethernet’s evolution. Ethernet standards group leaves its name in the dust as it details

Bidirectional optical device

Traditionally, an optical communication system would require two components at each end: transmitter and receiver. It has been known that LEDs can act as photo sensors, but they have not been very practical for optical communications applications. Researchers have now shown switching between LED and photodetector modes on new type component quickly enough for real-time

Cyber security of 5G networks

The EU’s cyber security agency ENISA has published “ENISA threat landscape for 5G Networks” report that draws an initial threat landscape and presents an overview of the challenges in the security of 5G networks. It presents 5G architecture, the identification of important assets, the assessment of threats affecting 5G, the identification of asset exposure and

The RIPE NCC has run out of IPv4 Addresses

https://www.ripe.net/publications/news/about-ripe-ncc-and-ripe/the-ripe-ncc-has-run-out-of-ipv4-addresses This announcement should not come as a surprise for network operators – IPv4 run-out has long been anticipated and planned for by the RIPE community. We have reached the end of the internet as we used to know it (IPv4). The cat has a cheeseburger. Rick Astley has given us up and let us

5G at Teknologia 2019

I visited Teknologia 2019 fair today in Helsinki Finland. Etteplan had an interesting 5G demonstration at the event. The 5G base station high on wall. In understood that it worked at frequency somewhere between 3400-3800 MHz. There was a Nokia 5G router that made connection through the 5G base station to Telia data center at

The 50th anniversary of ARPANET, the internet’s predecessor

https://www.fastcompany.com/90423457/50-years-ago-today-the-internet-was-born-in-room-3420 Here’s the story of the creation of ARPANET, the groundbreaking precursor to the internet—as told by the people who were there. At the same time: RIPE NIC: ‘In Five Weeks We’ll Run Out of IPv4 Internet Addresses’ https://m.slashdot.org/story/362674 The RIPE Network Coordination Centre (RIPE NCC), which manages regional distribution of internet addresses for the