It typically begins with connecting sites directly to the internet over commodity broadband links instead of sending all traffic back to a regional office via private lines (which often are based on older, expensive technology known like MPLS). Configurations and access policies are centrally managed and easily applied across all sites, removing the need to manual administer each WAN device individually.
SD-WAN Key Benefits
Lower Connectivity Costs
Higher Performance for cloud apps
Multiple Link Resilience
Optimized Use of Resources