D-Link DSL-2540B - ADSL2/2+ Modem With EN Router User Manual page 25

Section 6 - Home
After you apply the configuration, it
will return to the WAN Setup screen
showing the new configuration. Select
the Finish button to save the changes
and reboot the router.
When the router restarts the DSL
Router Reboot screen will appear
during the reboot process.
D-Link DSL-540B ADSL+ 4-Port Router User Manual 5