'Does a curated environment needs an internet outbound connection to download the packages

I was able to run an experiment by allowing mcr.microsoft.com. We wants to use the curated environment AS-IS, no custom packages will be installed.

For the security reason I don't want to whitelist the application firewall rules:



Solution 1:[1]

We are in the process of migration from Vienna Global ACR to MCR you need below to use curated env.

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Solution 2:[2]

Latest versions of training curated environments referencing the images from MCR. Only AzureFrontDoor service tag is required for those.

Sources

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Source: Stack Overflow

Solution Source
Solution 1 Ram-msft
Solution 2 vizhur