Cisco Cisco 4402 Wireless LAN Controller
8
Release Notes for Cisco Wireless LAN Controllers and Mesh Access Points for Release 4.1.190.5
OL-31336-01
System Requirements
System Requirements
You can install this software release on the following Cisco Wireless LAN controller platforms: 2100
series, 4400 series and Wireless Service Module (WiSM) for the Catalyst 6500.
series, 4400 series and Wireless Service Module (WiSM) for the Catalyst 6500.
Release 4.1.190.5 is the first standalone mesh release for controllers.
Note
•
You must install Release 4.1.190.5 to operate AP1520s in your mesh network. Any release other
than that release will not support an AP1520.
than that release will not support an AP1520.
–
If an AP1520 is already connected in the network, and you downgrade the software release
within your network, the 1520 will not connect and might become stranded.
within your network, the 1520 will not connect and might become stranded.
•
If the AP1520 is going to be installed in a mesh network that is also operating with AP1510s, note
the following:
the following:
–
The network must first be upgraded to a version of 4.1.18x.x before upgrading to Release
4.1.190.5.
4.1.190.5.
–
The AP1520 should not be added to the network until Release 4.1.190.5 is running on the
network to ensure proper communication between the AP1510 and AP1520.
network to ensure proper communication between the AP1510 and AP1520.
–
Mobility groups functionality is supported when operating with 4.1.190.5 and all 4.1.x versions
of non-mesh controller software.
of non-mesh controller software.
•
Refer to the
for detailed upgrade
information.
Compatibility Matrix
outlines compatibility of controller non-mesh releases with controller mesh releases and
indicates the intermediate software releases required as part of the upgrade path. A summary of upgrade
path requirements is noted in the
path requirements is noted in the