Antonio "Ato" Sánchez-Monge (@virtualhops) has 16 years of experience in the IP/MPLS (and Software-Defined) Networking industry, first with HP as Cisco partner, and then for the last 11 years in Juniper Networks, currently in the Contrail Business Unit. He is fluent in three languages and holds CCIE R&S # 13098, JNCIE-SP #222. Ato has written five more books in Juniper Networks, and is leading several knowledge management initiatives inside the company. MPLS and SDN are part of his daily job, from design down to the details, and is a go-to person inside Juniper for many technical topics.