You must consider several issues when choosing whether to employ one or both types of deployment. The centralized deployment offers a fast migration route and this deployment is the recommended model for sites that can accommodate network services—particularly security services—in the cloud. In contrast, the distributed deployment supports private hosting of network services on a CPE device at a customer’s site, and can be extended to offer software defined wide area networking (SD-WAN) capabilities. Implementing a combination network in which some sites use the centralized deployment and some sites use the distributed deployment provides appropriate access for different sites.

To read more: CPE Deployments
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