I have two Cisco 1140 access points and two Cisco 1252AG access points. Can I use the Cisco AIR-CT2504 WLC to manage all of them? What versions of the LWAPP Cisco IOS are required? I tried looking for a compatibility matrix, but couldn't find one.
According to Cisco release notes for the Cisco 2504 Wireless LAN Controller, the last software, that supported the Cisco 1140 Series AP and Cisco 1250 Series AP is Releases 18.104.22.168 (31-Aug-2017) and 22.214.171.124 (21-Oct-2017).
From Cisco documentation:
Supported Access Point Platforms
The following access point platforms are supported in this release:
- Cisco Aironet 1040, 1130, 1140, 1240, 1250, 1260, 1600, 1700, 2600, 2700, 3500, 3600, 3700, Cisco 600 Series OfficeExtend, 700, AP801,
and AP802 Series indoor access points
- Cisco Aironet 1520 (1522, 1524), 1530, 1550 (1552), 1570, and Industrial Wireless 3700 Series outdoor and industrial wireless
You can still download the 126.96.36.199 and 188.8.131.52 software from Cisco software center.
Cisco 2500 Series Wireless LAN controller complete release notes: https://www.cisco.com/c/en/us/support/wireless/2500-series-wireless-controllers/products-release-notes-list.html