Draytek Vigor3910 Series User Manual page 191

2. After finishing all the settings here, please click OK to save the configuration.
Vigor3910 Series User's Guide
Translated Type – There are two types for you to choose.
 Whole Subnet
 Specific IP Address
Virtual IP Mapping – A pop up dialog will appear for you to
specify the local IP address and the mapping virtual IP
address.
181