The solution that will help reduce administrative overhead for an IaaS provider with numerous devices and services being commissioned and decommissioned automatically on an ongoing basis is:
A. IPAM (IP Address Management)
Explanation:
A. IPAM (IP Address Management): IPAM solutions automate the management of IP address spaces, including the allocation, tracking, and deallocation of IP addresses. In an IaaS environment where devices and services are frequently commissioned and decommissioned, IPAM can significantly reduce the administrative burden by automating these tasks, ensuring efficient IP address utilization, and preventing conflicts.