root@lp1701023-x:/etc/network/interfaces.d# dpkg -l |grep ifupdown
ii ifupdown 0.8.10ubuntu1.4 amd64 high level tools to configure network interfaces
root@lp1701023-x:/etc/network/interfaces.d# dpkg -l |grep vlan
ii vlan 1.9-3.2ubuntu1.16.04.5 amd64 user mode programs to enable VLANs on your ethernet devices
xenial:
root@lp1701023- x:/etc/ network/ interfaces. d# dpkg -l |grep ifupdown x:/etc/ network/ interfaces. d# dpkg -l |grep vlan 16.04.5 amd64 user mode programs to enable VLANs on your ethernet devices
ii ifupdown 0.8.10ubuntu1.4 amd64 high level tools to configure network interfaces
root@lp1701023-
ii vlan 1.9-3.2ubuntu1.
all comment 19 tests work.