Public bug reported: This is apparently fixed in systemd 231:
https://lists.freedesktop.org/archives/systemd- devel/2016-August/037385.html When systemd tries to put a VLAN interface into a bridge on Xenial, it fails: # journalctl --boot -u systemd-networkd Jan 15 09:16:46 hydrogen systemd[1]: Started Network Service. Jan 15 09:16:46 hydrogen systemd-networkd[1903]: br-mgmt: netdev exists, using existing without changing its parameters Jan 15 09:16:46 hydrogen systemd-networkd[1903]: br-mgmt: Could not append VLANs: Operation not permitted Jan 15 09:16:46 hydrogen systemd-networkd[1903]: br-mgmt: Failed to assign VLANs to bridge port: Operation not permitted Jan 15 09:16:46 hydrogen systemd-networkd[1903]: br-mgmt: Could not set bridge vlan: Operation not permitted Jan 15 09:16:59 hydrogen systemd-networkd[1903]: enp3s0: Configured Jan 15 09:16:59 hydrogen systemd-networkd[1903]: enp2s0: Configured Here are the systemd-networkd configs I used: root@hydrogen:/etc/systemd/network# cat enp3s0.network [Match] Name=enp3s0 [Network] VLAN=vlan10 root@hydrogen:/etc/systemd/network# cat vlan10.netdev [NetDev] Name=vlan10 Kind=vlan [VLAN] Id=10 root@hydrogen:/etc/systemd/network# cat vlan10.network [Match] Name=vlan10 [Network] Bridge=br-mgmt root@hydrogen:/etc/systemd/network# cat br-mgmt.netdev [NetDev] Name=br-mgmt Kind=bridge root@hydrogen:/etc/systemd/network# cat br-mgmt.network [Match] Name=br-mgmt [Network] Address=172.29.236.21/22 ** Affects: systemd (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1657837 Title: systemd-networkd can't add a VLAN interface to bridge To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1657837/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
