https://techcommunity.microsoft.com/blog/azurenetworkingblog/the-deployment-of-hollow-core-fiber-hcf-in-azure%E2%80%99s-network/4395340 https://techcommunity.mi

https://techcommunity.microsoft.com/blog/azurenetworkingblog/the-deployment-of-hollow-core-fiber-hcf-in-azure%E2%80%99s-network/4395340 https://techcommunity.microsoft.com/blog/azurenetworkingblog... Suggests it can be to some extent.