Draytek Vigor3900 User Manual page 175

Private Port
Apply
Cancel
4. Enter all the settings and click Apply.
5. A new profile has been added onto Port Redirection table.
Vigor3900 Series User's Guide
For Range-to-One, set both Start and End values with the
same value.
Specify the private port number of the service offered by the
internal host.
Click it to save and exit the dialog.
Click it to exit the dialog without saving anything.
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