DIR-300 Wireless N 150 Home Router
User Manual
Configuring via Web-based Interface
Parameter Description
Bandwidth
The channel bandwidth for 802.11n devices.
20MHz: 802.11n devices operate at 20MHz channels.
40MHz: 802.11n devices operate at 40MHz channels.
20/40MHz -: 802.11n devices operate at 20MHz and 40MHz
channels (the channel is combined with the previous adjacent
channel).
20/40MHz +: 802.11n devices operate at 20MHz and 40MHz
channels (the channel is combined with the next adjacent channel).
TX Preamble
This parameter defines the length of the CRC block sent by the
router when communicating to wireless devices.
Select a value from the drop-down list.
Long Preamble.
Short Preamble (this value is recommended for networks with
high-volume traffic).
When you have configured the parameters, click the Change button.
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