Hi, Not related to who is using them really but.. The presentation, From Alien Waves to Disaggregated Optical Network by Paolo Boletta from ITNOG3 meeting may be of interest to you. The site contains both the presentation and the ½ hour video. https://www.itnog.it/itnog3/ It covers the use if alienwaves in the Italian and EU Research and education networks Both GARR (italy) and GEANT (EU) have published papers and different reports regarding their results. Brian From: NANOG <nanog-bounces+b.turnbow=twt.it@nanog.org> On Behalf Of Lady Benjamin Cannon of Glencoe, ASCE Sent: Tuesday, July 20, 2021 8:30 PM To: NANOG Operators' Group <nanog@nanog.org> Subject: Alien waves Does anyone have a comprehensive (or any) list of carriers doing alien wavelengths? (background: https://thecinict.com/2021/03/05/adding-alien-wavelengths/ https://www.ekinops.com/solutions/optical-transport/alien-wavelength ) Emphasis on subsea operators. —L.B. Ms. Lady Benjamin PD Cannon of Glencoe, ASCE 6x7 Networks & 6x7 Telecom, LLC CEO lb@6by7.net<mailto:lb@6by7.net> "The only fully end-to-end encrypted global telecommunications company in the world.” FCC License KJ6FJJ [cid:245ADEA1-477E-4B5A-989E-9177BDB798AE][cid:B186E2C6-EE26-4B99-A6BD-F71BFE6B78F4]