9800 WLC IOS Upgradation

 IOS Upgradation (9800 WLC )

Below Process from GUI:

Go to Administration >> Software Management:
Transport Method: HTTP, TFTP, FTP (In below snapshot, we have defined from local FE desktop and upgrade the image accordingly)



Upload file to the Controller (Required IOS Image Select )




Once the image uploaded to controller, Now we can initiate download and Install the packaged to the controller (Also you can see the progress/Status on the right hand side where it defines the status )






At last, It gives you the option of Save Configuration and Reload of the Controller to makes the effect of new image.

Note:

For 17.4 and later releases, If you don't click on Commit the auto-timer terminates the upgrade operation after 6 hours and the controller reverts back to the previous image.


Below Process from CLI:

  • Copy the image from TFTP, USB, FTP, SCP, etc. to the controller memory.
       copy tftp://<sever-ip>/<.bin file> bootflash:
  • Add the image to the install list.
       install add file bootflash:<.bin file>
  • Verify that image got properly added.
       show install summary
  • Activate the image.
       install activate
  • Controller reboots and when it comes back commit to the new image.
       install commit











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