Simple reproducer: sudo add-apt-repository cloud-archive:pike sudo apt update sudo apt install openvswitch-switch sudo ovs-vsctl add-br br-tun sudo ovs-vsctl add-port br-tun gre0 -- set interface gre0 type=gre options:remote_ip=10.100.1.1
this will cause ovs to create the gre_sys device in the kernel; the remote_ip can be anything but is obviously not functional. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1742505 Title: gre_sys set to default 1472 when using path_mtu > 1500 with ovs 2.8.x To manage notifications about this bug go to: https://bugs.launchpad.net/cloud-archive/+bug/1742505/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs