Hi Emanuele. I'm sorry for the long reply.
Glad to hear that the machine was easily restored to Azure. However, the issue you are facing is most probably related to some settings in MS Azure. This topic may contain a solution for your case: https://learn.microsoft.com/en-us/answers/questions/825482/in-a-azure-vm-the-number-of-connections-to-this co . Please let us know if this helps, or if you need some additional assistance with your virtual machine. — Dmitry Ev
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