Cisco Cisco 2106 Wireless LAN Controller

When you upgrade the controller’s software, the software on the controller’s associated access points is 
also automatically upgraded. When an access point is loading software, each of its LEDs blinks in 
succession. Up to 10 access points can be concurrently upgraded from the controller.

The 5500 series controllers can download the 6.0.182.0 software to 100 access points simultaneously.

Do not power down the controller or any access point during this process; otherwise, you might corrupt 
the software image. Upgrading a controller with a large number of access points can take as long as 30 
minutes, depending on the size of your network. However, with the increased number of concurrent 

1520 Mesh 
Series

AIR-LAP1522AG

-A and N:  
4.1.190.1 or 
5.2 or later

1

—

All other reg. 
domains:  
4.1.191.24M 
or 5.2 or later

1

—

AIR-LAP1522HZ

-A and N:  
4.1.190.1 or 
5.2 or later

1

—

All other reg. 
domains:  
4.1.191.24M 
or 5.2 or later

1

—

AIR-LAP1522PC

-A and N:  
4.1.190.1 or 
5.2 or later

1

—

All other reg. 
domains:  
4.1.191.24M 
or 5.2 or later

1

—

AIR-LAP1524SB

-A, C and N:  
6.0 or later

—

AIR-LAP1524PS

-A:  
4.1.192.22M 
or 5.2 or later

1

—

1. These access points are supported in the separate 4.1.19x.x Mesh 

Software Release train or with Release 5.2 or later. These access 
points are not supported in the 4.2, 5.0, or 5.1 Release trains.