D-Link Air DWL-520 Manual page 11

Configuration Tab
Mode
The D-Link Air DWL-520 Wireless PCI Adapter can operate in one of two
modes, which are specified in the Mode field of the Configuration menu.
Clicking the down arrow at the right of the Mode field displays the available
modes. The two modes are 802.11 Ad Hoc and Infrastructure.
•
802.11b Ad Hoc – This is the 802.11b peer-to-peer mode of
operation. In "Ad Hoc" mode, only one wireless "cell" is supported
for each different SSID. All communication is done from client to
client without the use of an Access Point.
networking uses the same SSID for the wireless adapters in
establishing the network connection.
selected, the utility will provide a selection for setting the channel.
•
Infrastructure - This mode of operation requires the presence of an
802.11b Access Point.
Access Point, which relays packets to other wireless clients as well
as to nodes on a wired Ethernet network.
Tx
The transmission rate at which the data packets are transmitted by the client
of the Access Point. You can set this to the following fixed rates: 1 Mbps;
2Mbps; 5.5 Mbps or 11 Mbps.
PS Mode
Power Saving mode.
Restore Defaults
Pressing this button restores each field in the panel to its default value. You
must also click on "Apply Changes" or "OK" in order for the default settings
to take effect.
Undo Changes
Pressing this button reverts all fields in the panel back to the original values
that were present when the Configuration Utility was opened from the Task
bar.
Apply Changes
This button becomes active only when one of the fields has been modified.
Click on this button for changes to take effect. The changes will then be
saved and will be in effect when the computer is restarted.
(continued)
All communication is done through the
"802.11b Ad Hoc"
When "Ad Hoc" mode is