Users Guide

modem. In ad hoc networking, each computer that is connected to the network is able to communicate only with other
computers that are connected to the same network and are within range. To connect to an ad hoc network, configure the
profile for ad hoc mode.Ad Hoc operation may be limited by Hardware to meet regulatory requirements.
Figure 3 Ad Hoc Network
Broadcasting AP or Non-broadcasting AP
A broadcasting AP broadcasts its network name (SSID). A non-broadcasting AP does not. Most APs in corporate environments
are likely to be non-broadcasting, and wireless routers used today in home office/small office environments can be configured
to be non-broadcasting. It is important to know whether the network you want to connect to is broadcasting or non-
broadcasting.
WLAN Adapter Features
The Dell Wireless WLAN Card has the following features:
IEEE 802.11a operation (5-GHz frequency band)
IEEE 802.11g operation (2.4-GHz frequency band)
IEEE 802.11n operation (2.4-GHz frequency band and 5-GHz frequency band)
Network data rate of up to 130 Mbps for 20 MHz channels and 300 Mbps for 40 MHz channels
Unscheduled Automatic Power Save Delivery support
NOTE: Not all Dell Wireless WLAN Card models support IEEE 802.11a (5-GHz) or IEEE 802.11n
operation.
The Dell Wireless WLAN Card works with any IEEE 802.11 Wi-Fi CERTIFIED™ wireless router/AP or wireless client network
adapter.
Before You Begin
See Radio Approvals for information about the following:
Possible country-specific use restrictions
Settings to ensure optimal network performance and compliance with local regulatory restrictions on transmit power
Enterprise Users
Obtain the following information from your network administrator:
Network names (SSID) of the specific wireless networks you can connect to
Whether the AP is broadcasting or non-broadcasting
Network security settings
For a network account, the domain name, user name, and password
An IP address and subnet mask (if not using a DHCP server)
Networks connected to an authentication server, if any