Ubuntu
network-manager package

  1. Bug #1519120
  2. Comment #4

Comment 4 for bug 1519120

Revision history for this message
SwaJime (john-swajime) wrote : Re: Xenial: VLAN interfaces don't work until after a reboot

This was working on 14.04.
Not working on 16.04.

root@acmu:~# cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=16.04
DISTRIB_CODENAME=xenial
DISTRIB_DESCRIPTION="Ubuntu 16.04 LTS"

root@acmu:~# apt-cache policy vlan
vlan:
  Installed: 1.9-3.2ubuntu1
  Candidate: 1.9-3.2ubuntu1
  Version table:
 *** 1.9-3.2ubuntu1 500
        500 http://192.168.1.20/ubuntu xenial/main i386 Packages
        500 file:/repo/debs i386/ Packages
        100 /var/lib/dpkg/status

root@acmu:~# uname -a
Linux acmu 4.4.0-21-generic #37-Ubuntu SMP Mon Apr 18 18:34:49 UTC 2016 i686 i686 i686 GNU/Linux

root@acmu:~# cat /etc/network/interfaces | grep -A5 enp3s0.345
auto enp3s0.345
iface enp3s0.345 inet static
 address 239.192.21.5
 netmask 255.255.255.0
 network 239.192.21.0
 broadcast 239.192.21.255

root@acmu:~# ifup enp3s0.345
Cannot find device "enp3s0.345"
Failed to bring up enp3s0.345.

A reboot did not help.