Due to the limited, hereinafter referred to as the vp * the PPTP, 1723 for the connection port
Tengda company routing W18E, confirmed by the test


The PPTP cannot from 192.168.0.1 direct connection, can only from the public network connections,

Do not open the DMZ, the PPTP can be from a network connection (or through public IP), but the connection open after the PPTP DMZ does not interrupt the PPTP connections,

When open the DMZ, the PPTP will no longer be able to connect Intranet,


Description:
The PPTP can't from 192.168.0.1 (router IP) connection,
Intranet is open before the DMZ, the network can be connected to the PPTP through dynamic IP,
After open the DMZ, only can be connected to the PPTP through dynamic IP networks outside,


How to open the DMZ can connect within outside?