NETGEAR DGN2000 manual Expands the channel bandwidth from 20 MHz to 40 MHz

Wireless-N ADSL2+ Modem Router DGN2000 Reference Manual

Table 2-1. Wireless Settings (continued)

Settings		Description
Wireless	Mode	• Up to 270Mbps means that all 802.11g, 802.11b, and
Network	Note: The mode can be set	faster Draft-N wireless stations can be used. This mode
(continued)	only for the primary wireless	expands the channel bandwidth from 20 MHz to 40 MHz
	LAN (NETGEAR).	to achieve the 270 Mbps rate. The router selects channel
		expansion on a frame-by-frame basis to avoid
		interference with the data transmissions of other access
		points or wireless stations. Up to 270Mbps mode uses two
		channels, but in this mode only the first channel is listed in
		the channel pulldown menu. The associated channels in
		this mode are: 1+5, 2+6, 3+7, 4+8, 5+9, 6+10, and 7+11.
		Up to 270Mbps mode is the fastest mode and is
		compatible with older wireless stations.
		• Up to 130Mbps allows wireless stations that support
		speeds up to 130 Mbps. In this case, the router transmits
		two streams with different data concurrently on the same
		channel. This mode restricts channel bandwidth to
		minimize interference with the data transmissions of other
		access points and wireless stations. It is the default
		setting.
		• g & b allows older 802.11g and 802.11b wireless stations
		to access this device. You might want to select this mode
		if you have a wireless station that is using WEP security
		and does not support WPA-PSK or WPA2-PSK.
		• g only allows only 802.11g wireless stations to access
		this device.
		• b only allows only 802.11b wireless stations to access
		this device. However, note that in b only mode, 802.11g
		wireless stations can connect if they can operate in
		802.11b mode.
Wireless Access	Enable	Selected by default, this setting enables the wireless radio,
Point		which allows the modem router to work as a wireless
		access point.
		Turning off the wireless radio can be helpful for
		configuration, network tuning, or troubleshooting.
		The Wireless LED on the front of the modem router displays
		the current status of the wireless access point to let you
		know if it is disabled or enabled. The wireless access point
		must be enabled to allow wireless stations to access the
		Internet.

2-8 Configuring Your Wireless Network and Security Settings

v1.0, July 2008