D-Link DSL-2750U User Manual page 120

DSL-2750U Wireless N ADSL2+ USB Modem Router
User Manual
The following fields are available on the page:
Parameter
Beacon Period
RTS Threshold
Frag Threshold
DTIM Period
TX Power
Bandwidth
Short GI
When you have configured the parameters, click the Apply button.
The time interval (in milliseconds) between packets sent to synchronize
the wireless network.
The minimum size (in bites) of a packet for which an RTS frame is
transmitted.
The maximum size (in bites) of a non-fragmented packet. Larger packets
are fragmented (divided).
The time period (in seconds) between sending a DTIM (a message
notifying on broadcast or multicast transmission) and data transmission.
The router's transmit power (in percentage terms).
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).
Guard interval (in nanoseconds). This parameter defines the interval
between symbols transmitted when the router is communicating to
wireless devices.
Enable: the router uses the 400 ns short guard interval. For the wireless
network operating modes which support 802.11n standard only (see the
value of the Wireless mode drop-down list on the Wi-Fi / Basic
settings page).
Disable: the router uses the 800 ns standard guard interval.
Page 120 of 182
Configuring via Web-based Interface
Description