Cisco Cisco 2106 Wireless LAN Controller Release Notes

These release notes describe open and resolved caveats for maintenance software release 6.0.199.4 for 
Cisco 2100, 4400, and 5500 Series Wireless LAN Controllers; Cisco Wireless Services Modules 
(WiSMs); Cisco Wireless LAN Controller Network Modules; Catalyst 3750G Integrated Wireless LAN 
Controller Switches; Cisco 3201 Wireless Mobile Interface Cards (WMICs); Cisco Aironet 1100, 1130, 
1140, 1200, 1230AG, 1240, 1250, 1300, and AP801 Series Lightweight Access Points; Cisco Aironet 
1130AG, 1240AG, 1522, and 1524 Mesh Access Points, which comprise part of the Cisco Unified 
Wireless Network (UWN) Solution.

Unless otherwise noted, all of the Cisco wireless LAN controllers are referred to as controllers, and all 
of the Cisco lightweight access points are referred to as access points.

This maintenance release of Cisco Wireless LAN Controllers has the following new resolved caveats in 
addition to the enhancements in 6.0.199.0 maintenances release:

CSCti21621—Switch CAM table is not updated after L2 roam.
CSCth93062—WLC may stop working due to kernel Oops exception.
CSCti05687—Incorrect power unit used on AIR-AP1231G-A-K9 and IR-AP1220-IOS-UPGRD.

To know more about the open and resolved caveats, see 

These release notes contain the following sections.