This looks to be related to networkd:
https://github.com/systemd/systemd/pull/12574/commits
Which is automatically added 4 bytes to base interface MTU, even though we're explicitly setting mtu to 1500 on base interface and vlan.
This looks to be related to networkd:
https:/ /github. com/systemd/ systemd/ pull/12574/ commits
Which is automatically added 4 bytes to base interface MTU, even though we're explicitly setting mtu to 1500 on base interface and vlan.