debian/ifup@.service

   1 [Unit]
   2 Description=ifup for %I
   3 After=local-fs.target network-pre.target networking.service systemd-sysctl.service
   4 Before=network.target shutdown.target network-online.target
   5 Conflicts=shutdown.target
   6 BindsTo=sys-subsystem-net-devices-%i.device
   7 After=sys-subsystem-net-devices-%i.device
   8 DefaultDependencies=no
   9 IgnoreOnIsolate=yes
  10
  11 [Service]
  12 # avoid stopping on shutdown via stopping system-ifup.slice
  13 Slice=system.slice
  14 ExecStart=/sbin/ifup --allow=hotplug %I
  15 ExecStop=/sbin/ifdown %I
  16 RemainAfterExit=true
  17 TimeoutStartSec=2min