Cisco Cisco 2106 Wireless LAN Controller
29
Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 4.2.61.0
OL-31336-01
Important Notes
•
AppleTalk
•
QoS per-user bandwidth contracts
•
IPv6 pass-through
•
Link aggregation (LAG)
•
Multicast unicast mode
Some Clients See Only 64 Access Point MAC Addresses (BSSIDs) at a Time
In a crowded RF environment, clients may not be able to detect the desired SSID because of internal
table limitations. Sometimes disabling and then enabling the client interface forces a rescan. Your RF
environment needs to be controlled. Cisco UWN rogue access point detection and containment can help
you to enforce RF policies in your buildings and campuses.
table limitations. Sometimes disabling and then enabling the client interface forces a rescan. Your RF
environment needs to be controlled. Cisco UWN rogue access point detection and containment can help
you to enforce RF policies in your buildings and campuses.
2006 Image Not Supported for 3504 Controllers
The 2006 controller image is supported for use with only 2000 series controllers. Do not install the 2006
image on a 3504 controller. Otherwise, errors may occur. Install only the 3504 image on a 3504
controller.
image on a 3504 controller. Otherwise, errors may occur. Install only the 3504 image on a 3504
controller.
Running a 3504 Image on a 2000 Series Controller
It is possible to run a 3504 controller image on a 2000 series controller, but Cisco Aironet 1130, 1200,
and 1240 series access points will not be able to connect to the controller.
and 1240 series access points will not be able to connect to the controller.
Upgrading External Web Authentication
When upgrading a controller from operating system release 2.0 or 2.2.127.4 to release 3.2.116.21 or
later, update the external web authentication configuration as follows:
later, update the external web authentication configuration as follows:
1.
Instead of using a preauthentication ACL, the network manager must configure the external web
server IP address using this command:
server IP address using this command:
config custom-web ext-webserver add index IP-address
Note
IP-address is the address of any web server that performs external web authentication.
2.
The network manager must use the new login_template shown here:
Note
Make sure to format the script to avoid any extra characters or spaces before using the web
authentication template.
authentication template.
<html>
<head>
<meta http-equiv="Pragma" content="no-cache"> <meta HTTP-EQUIV=”Content-Type”
CONTENT="text/html; charset=iso-8859-1"> <title>Web Authentication</title> <script>