AT&T, CenturyLink and other large Tier 1 telco deployments of SDN indicate that a growing majority of service providers are moving from proof-of-concept (PoC) evaluations to commercial deployments in 2016 and 2017.
While service adoption will vary according to service provider, a new IHS Markit survey revealed the top SDN/NFV application was virtual CPE/managed services with over 70 percent of respondents saying it was the most important service.
