DIR-X1530 Quick Installation Guide
PPTP   +   Dynamic   IP   or   L2TP  +   Dynamic   IP:  Enter   authorization   data 
provided by your ISP (the username (login) in the  Username  field and the 
password in the Password field). Click the Show icon ( ) to display the 
entered   password.   If   authorization   is   not   required,   select   the  Without 
authorization checkbox. In the VPN server address field, enter the IP or 
URL address of the PPTP or L2TP authentication server.
PPTP + Static IP or L2TP + Static IP: Enter authorization data provided by 
your ISP (the username (login) in the  Username  field and the password in 
the  Password  field).   Click   the  Show  icon  ( )  to   display   the   entered 
password. If authorization is not required, select the Without authorization 
checkbox. In the VPN server address field, enter the IP or URL address of 
the PPTP or L2TP authentication server. Also fill in the  following fields:  IP 
address, Subnet mask, Gateway IP address, and DNS IP address.
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