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    • https://kb.netapp.com/on-prem/ontap/da/SAN/SAN-KBs/Do_LUN_serial_numbers_need_to_be_unique_in_ONTAP
      The article covers when LUN serial numbers need to be unique in ONTAP. LUN serial numbers are not required to be unique across ONTAP as long as the LUNs are not mapped. However, they are required to b...The article covers when LUN serial numbers need to be unique in ONTAP. LUN serial numbers are not required to be unique across ONTAP as long as the LUNs are not mapped. However, they are required to be unique when mapped.