Threat

Mission-essential systems require maintenance support to be available within 24 hours of a system failure to ensure minimal disruption of operations. Establishing a clear MOA or service contract with the responsible maintenance organization or vendor, as well as inventory control for critical items, is essential to maintaining operations.

Implementation Guidance

1. Ensure that maintenance support for key IT assets shall be available to respond within 24 hours of system failure by implementing a service agreement stipulating such availability 2. Verify that the maintenance support service agreement specifies availability of maintenance support within 24 hours after a system failure.

Resources

N/A

Framework

DoD Instruction 8500.2

Subject Area

Continuity

Impact Code

Low

MAC Levels

MAC 3