Software upgrade Cisco Wireless LAN Controller

1. check your controller software version.

(Cisco Controller) >show sysinfo

Manufacturer's Name.............................. Cisco Systems Inc.

Product Name..................................... Cisco Controller

Product Version.................................. 6.0.199.4

2. check  release notes for new software version and check upgrade patch table. 

3. download new image from cisco site and copy it to tftp server.

4. login to controller

(Cisco Controller) >transfer download mode tftp

(Cisco Controller) >transfer download serverip 172.16.15.70

(Cisco Controller) >transfer download path .

(Cisco Controller) >transfer download filename AIR-WLC2100-K9-7-0-116-0.aes

(Cisco Controller) >transfer download start

Mode............................................. TFTP

Data Type........................................ Code

TFTP Server IP................................... 172.22.22.10

TFTP Packet Timeout.............................. 6

TFTP Max Retries................................. 10

TFTP Path........................................ ./

TFTP Filename.................................... AIR-WLC2100-K9-7-0-116-0.aes

This may take some time.

Are you sure you want to start? (y/N) y

TFTP Code transfer starting.

TFTP receive complete... extracting components.

/mnt/application

Writing new RTOS to flash disk.

Writing new Code to flash disk.

Executing install_code script.

Writing new APIB to flash disk.

Executing install_apib script.

TFTP File transfer is successful.

  Reboot the controller for update to complete.

  Optionally, pre-download the image to APs before rebooting to reduce network downtime.

(Cisco Controller) >reset system

The system has unsaved changes.

Would you like to save them now? (y/N) y

Configuration Saved!

System will now restart!