Hi, retry period is for the same day you start your delivery e.g: if I
started a delivery at 9 AM with 1h retry and max 5 ACS will retry to
send failed at 10 AM, 11 AM, 12 PM, 1 PM, 2 PMPlus you will have a retry
every day until the end of delivery duration but ACS is limiting it to
3.5 days Thanks,David