make file:chap-secrets
USERNAME * PASSWORD *
Host server run:
modprobe ip_nat_pptp
modprobe ip_conntrack_pptp
sysctl -w net.ipv4.ip_forward=1
Run docker:
docker run --name pptp -v /root/chap-secrets:/etc/ppp/chap-secrets -d --privileged --net=host -p 1723:1723 diablocp/pptp