DIR-822
AC1200 Wave 2 MU-MIMO Wi-Fi EasyMesh Router
User Manual
Configuring via Web-based Interface
The following fields are available on the page:
Parameter
Description
Bandwidth
The channel bandwidth for 802.11n standard in the 2.4GHz band
(the
2.4 GHz
tab).
•
20 MHz
: 802.11n clients operate at 20MHz channels.
•
20/40 MHz
: 802.11n clients operate at 20MHz or 40MHz
channels.
•
Auto
: The router automatically chooses the most suitable
channel bandwidth for 802.11n clients.
The channel bandwidth for 802.11n and 802.11ac standards in 5GHz
band (the
5 GHz
tab).
•
20 MHz
: 802.11n and 802.11ac clients operate at 20MHz
channels.
•
20/40 MHz
: 802.11n and 802.11ac clients operate at 20MHz
or 40MHz channels.
•
20/40/80 MHz
: 802.11ac clients operate at 20MHz, 40MHz,
or 80MHz channels.
•
Auto
: The router automatically chooses the most suitable
channel bandwidth for 802.11n and 802.11ac clients.
Autonegotiation
20/40 (Coexistence)
Available on the
2.4 GHz
tab.
Move the switch to the right to let the router to automatically choose
the most suitable channel bandwidth (20MHz or 40MHz) for the
connected devices (this setting can substantially lower the data
transfer rate of your wireless network). The switch is displayed when
the
20/40 MHz
or
Auto
value is selected from the
Bandwidth
drop-down list.
TX power
The transmit power (in percentage terms) of the router.
Enable DFS
Available on the
5 GHz
tab.
Move the switch to the right to enable the DFS (
Dynamic Frequency
Selection
)
mechanism. Upon that the router uses the channels at
which radars and other mobile or stationary radio systems can
operate, but switches to other channels if these devices require this.
In order to use the DFS mechanism, the automatic channel selection
should be enabled (on the
Wi-Fi / Basic Settings
page).
Move the switch to the left not to let the router use the channels at
which radars and other mobile or stationary radio systems can
operate.
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