This article contains information regarding "Connectivity issues between Broadcom based Dell Wireless XXXX WLAN mini-cards and select router/access points".
You may encounter issues connecting to select wireless Access Points (AP) or routers using your Dell Wireless 802.11xx wireless card that is based on a Broadcom chipset.
Dell recommends that the most current driver available from the Dell support website be installed for optimal wireless performance. Should you still have issues connecting to select routers or access points see section 2 below.
If you still have issues connecting to select routers/access points, then a driver setting in device manager can be adjusted to mitigate this issue.
REFERENCE: Dell Wireless User Guide
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