D-Link 2Voice + 4SW VoIP Router DVG-1402S Manual page 12

Upstream Bandwidth
MAC address on the Broadband Router. You can use the "Clone
MAC Address" button to copy the MAC address of the Ethernet
Card installed by your ISP and replace the WAN MAC address
with the MAC address of the router. It is not recommended that
you change the default MAC address unless required by your
ISP.
Enter a DNS Address if you wish not to use the address
provided by your ISP.
The upstream bandwidth can be set for the data traffic. The
bandwidth can be maximized for voice packets and limited for
data that requires less throughput.
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