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Spirent KB Article
Doc ID: FAQ18946
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Spirent TestCenter: How to backup my current license file?
If you are going to do a re-image, you may need to do a backup of your current license file, keeping it locally and then install the license to the chassis again after the re-image.
This procedure is also suggested when you are going to upgrade, just in case.
Connect to the chassis you need to pull out the license file from
Go to Tools - Licensing Management
Wait until the current license gets loaded
Click UPLOAD and save the file in your local machine.
Product : Spirent TestCenter