by Mike Robuck
In order to drive down costs and ramp up the speed of innovation, AT&T is taking an open source-first approach to virtualization.
While some service providers, such as CenturyLink, pick and choose elements of open source, AT&T is all in. AT&T has its fingers in various open source groups, many of which it has championed in the early going before turning them over to an open source community.
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