P: /devices/virtual/net/vboxnet1
E: DEVPATH=/devices/virtual/net/vboxnet1
E: ID_MM_CANDIDATE=1
E: ID_NET_LINK_FILE=/lib/systemd/network/99-default.link
E: ID_NET_NAME_MAC=enx0a0027000001
E: IFINDEX=5
E: INTERFACE=vboxnet1
E: SUBSYSTEM=net
E: SYSTEMD_ALIAS=/sys/subsystem/net/devices/vboxnet1
E: SYSTEMD_WANTS=ifup@vboxnet1.service
E: TAGS=:systemd:
E: USEC_INITIALIZED=63934250
X: INTERFACE_MAC=0a:00:27:00:00:01