D-Link DSL-G256DG User Manual page 108

After selecting an Ethernet interface, the following parameters will be available.
Queue Precedence: Select the queue precedence option here.
Minimum Rate: Enter the minimum data rate.
Shaping Rate: Enter the shaping transmit rate.
Shaping Burst Size: Enter the shaping burst size.
Click the Apply/Save button to accept the changes made.
Click the Cancel button to discard the changes made and return to the main page.
Web User Interface Configuration
D-Link DSL-G256DG VDSL Router User Manual
Page 108