hi
i have impalement a VPN-PPTP server to provide serves to my customer
i have windows Clint and mikrotik 750 Clint here is my network

the main problem is
i can ping the windows client from the server but i canot ping the mikrotik client
and
the windows client can ping the server and the all windows Clint but canot ping the mikrotik client
and
i can ping the server from the mikrotik client
the main idea is i need to ping the mikrotik Clint from the server and from the the ather clients
i have disable the firewall in mikrotik