Johannes is right. The 184.108.40.206 code does NOT support LAP1250.
"Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 220.127.116.11
April 26, 2007
These release notes describe open and resolved caveats for software release 18.104.22.168 for Cisco 2000, 2100, and 4400 Series Wireless LAN Controllers; Cisco Wireless Services Modules (WiSM); Cisco Wireless LAN Controller Network Modules; Catalyst 3750G Integrated Wireless LAN Controller Switches; Cisco 3201 Wireless Mobile Interface Cards (WMICs); and Cisco Aironet 1000, 1100, 1130, 1200, 1240, 1300, and 1500 Series Lightweight Access Points, which comprise part of the Cisco Unified Wireless Network (UWN) Solution."