A service level agreement (SLA) is a commercial document that helps enterprises better understand the support, management, and maintenance they’ll receive from a technology provider. They tend to be somewhat high level and may not provide much detail about what you expect. When it comes to software-defined wide area networking (SD-WAN) services, an internal SLA may help define your needs. An internal SLA is a documentation of a set of parameters specific to a line of business. It may include … [Read more...]