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Hii have cisco wireless controller 4402 series, i wanted to upgrade it to higher versions, current version is 4.0.179.11, i wanted to go to version 6.x, i should go to mid version in between, but its refuse all the time the new image for some reasons...
Hi,I already checked the links attached , and went into the procedures step by step, the issue is when uploading the image file with tftp client, i am getting this error : Sanity check failed on file. The file was not downloaded completely , accourdi...
