D-Link DSL-526B User Manual page 66

Section 3 – Configuration
Select DynDNS.org or TZO from the D-DNS provider drop-down menu.
Type in the Hostname that you have registered with your D-DNS provider
in the Hostname textbox.
Select the Interface you want to enable DDNS from the Interface
drop-down menu.
If your Dynamic DNS service provider is DynDNS.org type in your
DynDNS.org Username and Password in the appropriate boxes.
Press the Save/Apply button when you have finished.
D-Link DSL-526B User Manual 65