9-11
Cisco Wireless LAN Controller Configuration Guide
OL-17037-01
Chapter 9 Managing Controller Software and Configurations
Upgrading Controller Software
h.
Click the filename (
filename
.aes).
i.
Click
Download
.
j.
Read Cisco’s End User Software License Agreement and then click
Agree
.
k.
Save the file to your hard drive.
l.
Repeat steps
to download the remaining file (either the 5.2 controller software or the Cisco
Unified Wireless Network Controller Boot Software 5.2.157.0 ER.aes file).
Step 3
Copy the controller software file (
filename
.aes) and the Cisco Unified Wireless Network Controller Boot
Software 5.2.157.0 ER.aes file to the default directory on your TFTP or FTP server.
Step 4
Disable the controller 802.11a and 802.11b/g networks.
Step 5
For Cisco WiSMs, shut down the controller port channel on the Catalyst switch to allow the controller
to reboot before the access points start downloading the software.
Step 6
Disable any WLANs on the controller (using the
config wlan disable
wlan_id
command).
Step 7
Log into the controller CLI.
Step 8
Enter
ping
server-ip-address
to verify that the controller can contact the TFTP or FTP server.
Step 9
Enter
transfer download start
and answer
n
to the prompt to view the current download settings.
Information similar to the following appears:
Mode........................................... TFTP
Data Type...................................... Code
TFTP Server IP................................. xxx.xxx.xxx.xxx
TFTP Packet Timeout............................... 6
TFTP Max Retries.................................. 10
TFTP Path...................................... <directory path>
TFTP Filename.................................. xxx.aes
This may take some time.
Are you sure you want to start? (y/N)
n
Transfer Canceled
Step 10
Enter these commands to change the download settings, if necessary:
•
transfer download mode
{
tftp
|
ftp
}
•
transfer download datatype code
•
transfer download serverip
server-ip-address
•
transfer download filename
filename
•
transfer download path
server-path-to-file
Note
Pathnames on a TFTP or FTP server are relative to the server’s default or root directory. For
example, in the case of the Solarwinds TFTP server, the path is “/”.
If you are using a TFTP server, also enter these commands:
•
transfer download tftpMaxRetries
retries
•
transfer download tftpPktTimeout
timeout
