Planet WDRT-1200AC User Manual page 45

 Subnet Mask:
 Server Address:
 Gateway IP Address:
 Primary DNS Address:
 Secondary DNS Address:
 L2TP
Layer 2 Tunneling Protocol (L2TP) is a tunneling protocol used to support virtual private networks (VPN) or as
part of the delivery of services by ISPs.
Enter the subnet mask.
Enter the Domain Name Server (DNS) address.
Enter the gateway address provided by your ISP.
Enter the necessary DNS address provided by your ISP.
Enter the other DNS address if your ISP provides you with 2 such
addresses, and it is optional.
Figure 5-3-8 L2TP
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User Manual of WDRT-1200AC