This is part three of the fourth installment in a five-part series on how IT managers and communications service providers (CSPs) can work together to simplify their migration of premises-based communications to the cloud (read the first post in the series). This particular post is focused on types of access services, the types of circuits, the method of IP services delivery, the suitability for carrying communications services, and network services that can be layered on to prioritize communications traffic.