On Mikrotik pptp server, pptp client closed all ports

Question

Mikrotik

A pptp server has been set up on mikrotik. When you connect to mikrotik, I can’t access any device, although all pings go through, and when accessing a certain port, the device is not available.

Answer 1

Insert the rule at the top of the list IP => Firewall => Filter:
- chain = forward
- in interface = ppp0
- action = accept