VigorBX 2000 Series User’s Guide
231
as guard interval, the AP router will choose short guard
interval (increasing the wireless performance) or long guard
interval for data transmit based on the station capability.
Aggregation MSDU
Aggregation MSDU can combine frames with different sizes
.
It is used for improving MAC layer’s performance for some
brand’s clients. The default setting is
Enable.
Number of Spatial Streams
(NSS)
Setup Number of Spatial Stream for VigorBX 2000ac and
VigorBX 2000Vac.
Default value is 2 and connection rate could reach 1.3GBps.
Long Preamble
This option is to define the length of the sync field in an
802.11 packet. Most modern wireless network uses short
preamble with 56 bit sync field instead of long preamble with
128 bit sync field. However, some original 11b wireless
network devices only support long preamble. Click
Enable
to
use
Long Preamble
if needed to communicate with this kind
of devices.
Packet-OVERDRIVE
This feature can enhance the performance in data
transmission about 40%* more (by checking
Tx Burst
). It is
active only when both sides of Access Point and Station (in
wireless client) invoke this function at the same time. That
is, the wireless client must support this feature and invoke
the function, too.
Note:
Vigor N61 wireless adapter supports this function.
Therefore, you can use and install it into your PC for
matching with Packet-OVERDRIVE (refer to the following
picture of Vigor N61 wireless utility window, choose
Enable
for
TxBURST
on the tab of
Option
).
Info
* means the real transmission rate depends on
the environment of the network.
TX Power
Set the power percentage for transmission signal of access
point.
The greater the value is, the higher intensity of the
signal will be.
WMM Capable
WMM is an abbreviation of Wi-Fi Multimedia. It defines the
priority levels for four access categories derived from 802.1d
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