I can reproduce this with a VM using the emulated 'e1000e' device, and unfortunately this is still a bug with upstream systemd code. I'll look at fixing this upstream but for now as a workaround, I'd recommend manually setting the mtu and ignoring the mtu from dhcp, for example by modifying the netplan yaml as such:
I can reproduce this with a VM using the emulated 'e1000e' device, and unfortunately this is still a bug with upstream systemd code. I'll look at fixing this upstream but for now as a workaround, I'd recommend manually setting the mtu and ignoring the mtu from dhcp, for example by modifying the netplan yaml as such:
network: overrides:
version: 2
renderer: networkd
ethernets:
eno1:
dhcp4: yes
dhcp4-
use-mtu: false
mtu: 9000