Very slow download on wired 2.5gbps network

[zoltan the gypsy]

Recently upgraded internet service and home network to 2.5gbps service. Stated as 2000 down, 300 up. Windows 11 Lenovo X1 Yoga Gens 8 and 9, 2.5gbps USB-C dongle connected to router's 2.5 port.Booted to Windows 11 I get 200-300 (at best) download, 350 upload. Booted to Linux I get 2300 down 350 up. Consistently.If I use a 1gbps router port, I get ~ 1gbps down, 350 up - with either OS.Seems that Windows is doing something strange when connection is 2.5. Windows shows connection as 2.5 - before you ask...Really want/need Windows to take better advantage of the new setup. Looking for sugges

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