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Press "YES" to continue.

If the server has an no Internet connection, then the license key will be deleted immediately. 

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However, if the server does not have an Internet connection, then you will get the error message:

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Press "CLOSE" 

You will then get the prompt below:

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Now, you need to copy the "Removal Code", and visit the URL below on a PC that has an Internet connection

https://license.deepnetsecurity.com/register/remove-license.htm

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Paste the "Removal Code"

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Press "Submit"

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Now, switch back to the DualShield Admin Console screen

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Click on the text "I have submitted the Removal Code to the License Server"

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it will take a few more steps to delete the license.  

Image AddedFinally, press the "CLOSE" button