D-Link AirPlus DWL-900AP+ Manual page 19

Using the Configuration Menu (continued)
Antenna transmit power: you may wish to select less than 100% power for security
reasons, depending its proximity to other networks
Antenna Selection: Select Left, Right or both (Diversity) antenna
4X Mode: Select Enabled or Disabled. Enabled allows for significantly increased
data transmission speeds when used with other 4X Mode enabled devices in the
network.
Use MAC Filters to allow or
deny wireless connection
to the DWL-900AP+.
Select Disable MAC Filters
(default) to disable this
feature. Select Only allow
the MAC address... or Only
deny the MAC address...
and enter the MAC Address
of the selected computer into
the field above. Or you can
click on the pull-down arrow
Change your password in this
window. It can be up to 14
characters in length. Please
keep a copy of your password in
a safe place.
Click Apply, if you have made
any changes.
Advanced > Filters
Fig. 5.8
Tools > Admin