IBM / Lenovo Thinkpad Intel Proset Wireless DHCP and wlan connection fix
If you have an IBM Thinkpad T4x series. or any other IBM or Lenovo based laptop, or any computer with the specific Intel Proset Wireless 2200 (or 29n51) wireless network card, and cannot get an ip address on your wireless lan, or you have constantly displayed “Aqcuiring network address”, here are some simple steps