BPry, With this being an old thread, are you aware if Palo has returned to the "skip the base image install" stance? I notice 2 years later, that their: Best Practices for PAN-OS Upgrade indicates: – Download 8.1.0 (base version). – Download and install the latest preferred 8.1.x maintenance release, and reboot to complete the upgrade. https://knowledgebase.paloaltonetworks.com/KCSArticleDetail?id=kA10g000000ClRrCAK From your concise explanation, it would appear that this document just hasn't been updated yet? Thoughts?
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