As hybrid cloud becomes the default state, networking pros must use WAN technologies to weave together applications and data across clouds and on-premises data centers. This is far more difficult than connecting remote sites to data centers. The type of WAN connections and transports used must align with a firm’s cloud use cases and strategy. Hybrid cloud connectivity also opens the door to providers beyond the traditional telecom market: Colocation services, cloud providers, and internet exchanges have jumped into the WAN game, resulting in myriad ways to mix connections and providers. Use four criteria to pick the right types of connections and providers for your business.