1. Cisco, Cisco global cloud index: Forecast and methodology 2016–2021, whitepaper (San Jose, Cisco, 2018) pp. 8–10.
2. Broadcom, see https://www.broadcom.com/blog/driving-the-data-center-into-the-future for “Driving the data center into the future,” Retrieved 13 July 2022 (2021).
3. Broadcom, see https://www.broadcom.com/company/news/product-releases/52756 for “Broadcom Ships Tomahawk 4, Industry’s Highest Bandwidth Ethernet Switch Chip at 25.6 Terabits per Second, ”Retrieved 20 July 2022 (2019).
4. Co‐packaged datacenter optics: Opportunities and challenges
5. Co-packaged Optics for Data Center Switching