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Summary of changes for the Intel PRO/Wireless LAN 2100 3B Mini PCI adapter software for Windows 2000/XP - ThinkPad R40, R50, R50e, R50p, R51, T40, T40p, T41, T41p, T42, T42p, X31, X40

Version - 1RWC89WW
  • (Important) A security vulnerability, Wireless network security information could be obtained.
  • (Important) A security vulnerability, kernel level privileges could be obtained.
  • (New) Support for ThinkVantage Access Connections 4.12.

Version - 1RWC88WW
Note: Access Connection must be updated to ver 3.71 or later.

  • (Fix) Intermittent application error of IBM Access Connections under Microsoft Windows 2000.
  • (Fix) Cannot connect if "Enable strong private key protection" or "Mark this key as exportable" option is enabled during Certificate Import Wizard.

Version - 1RWC86WW
Note: Access Connection must be updated to ver 3.71 or later.

  • (New) Added support for EAP-FAST.
  • (Fix) Intermittent loss of LEAP connection while 1XConfig.exe disappeared from Windows Task Manager List.

Version - 1RWC74WW
Access Connection must be updated to version 3.30 or later.

  • (Fix) Anti-noise performance is improved.
  • (Fix) It takes time to get an IP address after disconnect and reconnect.
  • (Fix) May disconnect by device power management function.
  • (New) Added support for R50e, R51

Version - 1RWC67WW

  • (New) Added support for EAP-TTLS
  • (New) Added support for PEAP-GTC
  • (New) Added support for Single Sign On (LEAP, EAP-TTLS, PEAP-MSCHAPV2)
  • (New) Added support for T42, T42p

Version - 1RWC55WW

  • (Fix) Can not connect by EAP-TLS with Access Connections using Windows XP Wireless Zero Configuration.
  • (Fix) Driver can not correctly over-install.
  • (Fix) System automatically reboots after Driver over-installation.
  • (Fix) Change Driver default SSID from "101" to "WXYZ"
  • (New) Added support for X40 and R51.

Version - 1RWC46WW

  • (Fix) Can not connect using WPA-PSK if once connected using LEAP.
  • (Fix) Can not connect using WPA after reboot, until Access Point's client holdoff time expires.
  • (Fix) Can not remove/update driver after upgrading the Operating system from Microsoft Windows 2000 to Microsoft Windows XP.
  • (New) Added support for T41, T41p, R50, and R50p

Version - 1RWC43WW

  • (New) Added support for WPA
  • (New) Added support for Cisco Compatible Mode

Version - 1RWC25WW

  • (Fix) Error when uninstalling Intel Sebring API in preload.
  • (Fix) R40 restarts intermittently by repeating Suspend/Resume.

Version - 1RWC17WW

  • (New) Support for ThinkPad R40(Machine Types 2722, 2723, 2724), T40, T40p, and X31


Affected configurations
Any of the following ThinkPad systems:
  • R40 (Machine Types 2722, 2723, 2724, 2897, 2892, 2893, 2896, 2898, 2899) (*1)
  • R50, R50e, R50p, R51
  • T40, T40p, T41, T41p, T42, T42p
  • X31, X40

Note: *1: Machine Types 2681, 2682, 2683 are not supported.


Click here to download the latest Intel PRO/Wireless LAN 2100 3B Mini PCI adapter software for Windows 2000/XP.

  • Alias ID: MIGR-61225
  • Document ID: HT037183
  • Last Updated :17 Jun 2014
  • (c) 2015 Lenovo