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TechNote: Data Reordering Issue Causing Sporadic Wireless Disconnects


Last Reviewed: 02-Feb-2017
Article ID: 000005661

What is the data reordering issue?
The data reordering issue causes intermittent WiFi connection loss and application hangs on Windows 8* platforms.

What is the root cause?

Firmware change corrects a packet reordering problem that occurs primarily when there are other connected devices to the same BSS.

How to resolve the issue

Check the current version available for your adapter and operating system.

Find the link to the current Intel® PROSet/Wireless Software version.

What is the scope?

Under each operating system is a list of adapters supported by the software fix.

 

Windows 8*:

  • The following Intel® Wireless Adapters with version 16.0.x software:
    • Intel® Dual Band Wireless-AC 7260
    • Intel® Dual Band Wireless-N 7260
    • Intel® Wireless-N 7260
    • Intel® Dual Band Wireless-AC 3160
  • The following wireless adapters with 15.x software:
    • Intel® Centrino® Wireless-N 2230
    • Intel® Centrino® Advanced-N 6235
    • Intel® Centrino® Advanced-N 6205
    • Intel® Centrino® Advanced-N 6205 for Desktop
    • Intel® Centrino® Ultimate-N 6300
    • Intel® Centrino® Advanced-N WiMAX 6250
    • Intel® Centrino® Wireless-N 2200
    • Intel® Centrino® Wireless-N 2200 For Desktop
    • Intel® Centrino® Wireless-N WiMAX 6150
  • The following wireless adapters may be affected. These are not supported by the current software update. A future update will include the data reordering fix.
    • Intel® Centrino® Wireless-N 105
    • Intel® Centrino® Wireless-N 135

Windows 7*:

  • Windows 7* software is only applicable to the wireless adapters listed below.
  • The following Intel® Wireless Adapters with version 16.1.0 software:
    • Intel® Dual Band Wireless-AC 7260
    • Intel® Dual Band Wireless-N 7260
    • Intel® Wireless-N 7260
    • Intel® Dual Band Wireless-AC 3160
 

What's the impact?

  • Disruption of application layer data transfer resulting in application hangs or loss of connection.
  • Issue is more evident in scenarios of connect/reconnect, resume from suspend, and roaming.
  • Failure to obtain IP address via DHCP.
 
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Related topics
Intel® PROSet/Wireless Software driver versions by Operating System
Intel® PROSet/Wireless Software Downloads
Resolving Wi-Fi network connection issues