Management addresses the quality-of-service, resilience and security risks of voice communications, whether VoIP, dial-up or mobile, through its development and acquisition processes and its written policies, procedures and practices, and for VoIP secures the call managers, gateways, routers, firewalls and protocols against configuration weaknesses, eavesdropping and loss of service as the booklet and NIST SP 800-58 describe.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.