AFI21-103_ACCSUP_ADDENDUM-KK — Equipment Inventory, Status, And Utilization Reporting System/battle Control Center Minimum Essential Subsystem List

AFI21-103_ACCSUP_ADDENDUM-KK governs Battle Control Center minimum essential subsystem lists and equipment inventory, status, and utilization reporting.

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  • Publication number: AFI21-103_ACCSUP_ADDENDUM-KK
  • Title: EQUIPMENT INVENTORY, STATUS, AND UTILIZATION REPORTING SYSTEM/BATTLE CONTROL CENTER MINIMUM ESSENTIAL SUBSYSTEM LIST
  • Date: 2020-08-20

View AFI21-103_ACCSUP_ADDENDUM-KK on armypubs.army.mil


The publication defines how MESLs support status reporting for command and control systems and mission capability. It addresses qualifying notes, NSS-IT system status, DOC-based BSL applicability, and reporting columns for different mission types.

Applies to: It applies to all Battle Control Centers (previously known as Air Defense Sector) ACC units.

Topics covered

  • Battle Control Center MESLs
  • Full Systems Lists
  • Basic Systems Lists
  • Designed Operational Capability statements
  • C2 system availability
  • NSS-IT system status
  • Mission capability status reporting

Questions and answers

What is the purpose of a MESL in status reporting?

The minimum essential subsystem list (MESL) is the basis of status reporting in accordance with AFI 21-103, Equipment Inventory, Status, and Utilization Reporting. (paragraph 1)

What are qualifying notes used for in a MESL?

Qualifying notes are used to define system exceptions and help explain complex degraded mission systems such as the playback and recording servers. (paragraph 1)

What happens when a BCC NSS-IT system is not mission capable beyond acceptable time limits?

A not mission capable (NMC) status of a Battle Control Center’s (BCC) NSS-IT systems will require transfer of operational responsibilities whenever the NMC condition exceeds acceptable time limits. (paragraph 1)

How are BSL columns selected when reading a MESL?

Each unit's Designed Operational Capability (DOC) statement determines applicability of BSL columns. (paragraph 2)

Which columns do units with test coded mission systems use for status reporting?

Units with test coded mission systems would determine and report status using only the FSL and training columns. (paragraph 2)

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