D-Link DI-804HV Manual page 51

Using the Configuration Menu
Tools > Misc
Ping Test-
Restart Device-
Block WAN Ping-
Non-standard
FTP port-
In the open box, enter an URL (i.e. www.dlink.com) or an IP ad-
dress and click on Ping to test your internet connection.
Click Reboot to restart the unit.
Click Enable to block the WAN ping. Computers on the Internet
will not get a reply back from the DI-804HV when it is being
"ping"ed. This may help to increase security.
If an FTP server you want to access is not using the standard port
21, then enter in the port number that the FTP server is using
instead.
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