After the weekend, I observed that the original MTU gets set on every second renew: Apr 23 09:51:00 ct-prod systemd-networkd[1737]: ens4: Saved original MTU: 1420 Apr 23 09:51:00 ct-prod systemd-networkd[1737]: ens4: Setting MTU: 1460 Apr 23 21:50:59 ct-prod systemd-networkd[1737]: ens4: Setting MTU: 1420 Apr 24 09:50:59 ct-prod systemd-networkd[1737]: ens4: Setting MTU: 1460 Apr 24 21:50:58 ct-prod systemd-networkd[1737]: ens4: Setting MTU: 1420 Apr 25 09:50:59 ct-prod systemd-networkd[1737]: ens4: Setting MTU: 1460 Apr 25 21:50:59 ct-prod systemd-networkd[1737]: ens4: Setting MTU: 1420 Apr 26 09:51:00 ct-prod systemd-networkd[1737]: ens4: Setting MTU: 1460 Apr 26 21:50:59 ct-prod systemd-networkd[1737]: ens4: Setting MTU: 1420
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1874661 Title: networkd sometimes doesn't set mtu received by dhcp To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1874661/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs