Hello @Madhuri Mandadhi
Thank you for your heads up.
If I am not mistaken when you are talking about Fault Tolerance, I might think of High Availability... Correct me If I am mistaken : )
Also, let me gather the following image below that shows what ASR provides at this moment:
I hope this can help ya in some way to get familiar with it.
Looking forward to your feedback,
Best Regards,
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