[Unit]
Description=Point-to-Point protocol daemon on %I
BindTo=dev-%I.device
After=dev-%I.device

[Service]
Type=forking
ExecStartPre=/usr/lib/network/helpers/pppd-config-helper create %I
ExecStart=/usr/sbin/pppd file /run/network/ppp/%I/pppd.conf
ExecStopPost=/usr/lib/network/helpers/pppd-config-helper remove %I
PIDFile=/run/ppp-%I.pid
Restart=failure
UtmpIdentifier=%I
KillMode=process