you can find the hardening guides for Aruba SD-Branch from the Network Support Portal
just search for it and you get this
Here is the direct link

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Any opinions expressed here are solely my own and not necessarily that of HPE or Aruba.
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Original Message:
Sent: Aug 01, 2025 01:54 PM
From: Rahul Kewat
Subject: Opening Specific Ports in Aruba SD-WAN – Best Practices
Hi,
Could someone please advise on the recommended approach for opening a specific port within an Aruba SD-WAN environment? I'm seeking to understand the best practices for implementing this in a secure and efficient manner.
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