Start Level 1 Node: SAP Number Range Buffer (BC-CST-NU)SAP Number Range Buffer (BC-CST-NU)End Level 1 Node: SAP Number Range Buffer (BC-CST-NU)
   Start Level 2 Node: How the Number Range Buffer WorksHow the Number Range Buffer WorksEnd Level 2 Node: How the Number Range Buffer Works
      Start Level 3 Node: One Number in the BufferOne Number in the BufferEnd Level 3 Node: One Number in the Buffer
   Start Level 2 Node: Administration of the Number Range BufferAdministration of the Number Range BufferEnd Level 2 Node: Administration of the Number Range Buffer
      Start Level 3 Node: Profile Parameters for the Number Range BufferProfile Parameters for the Number Range BufferEnd Level 3 Node: Profile Parameters for the Number Range Buffer
      Start Level 3 Node: Recognizing and Correcting ProblemsRecognizing and Correcting ProblemsEnd Level 3 Node: Recognizing and Correcting Problems