http://www.thevarguy.com – Cisco Systems (NASDAQ: CSCO) has refocused its data center training and certification portfolio on job roles, adding two new designations along with a plan to align partner specializations to the new certifications. Last March, Cisco rolled out the CCIE Data Center certification which went live in September, and now the vendor has fleshed out its associated portfolio with the CCNA Data Center and (IT news)