Deployment flexibility is one of the most interesting aspects of software-defined WAN (SD-WAN) technology. Some solution providers offer total flexibility, while others are quite prescriptive.
EMA has studied SD-WAN deployment flexibility and found a wide variety of enterprise strategies in practice today. Individual network teams will have to decide for themselves what works for them. EMA identified several aspects of SD-WAN deployment flexibility that enterprises should consider when selecting a solution.
Procurement Flexibility: Selecting Your Solution Provider
First, there is the question of procurement strategy. Like many classes of technology, enterprises have many options for buying and installing SD-WAN technology. EMA found that the most popular approach (34%) is to buy SD-WAN from a WAN service provider or internet service provider. Many network providers offer managed SD-WAN services or simply resell SD-WAN technology.