Humberto La Roche

Humberto J. La Roche is Principal Engineer in Cisco’s Service Provider Networks group where he is responsible for 5G solution architecture. In his over twenty-five year telecom career, he has been responsible for LTE systems engineering, product management of IMS and wireless softswitch products, product planning of optical networking and broadband access products, and transport network design. He is listed as author in over eleven technical papers and as inventor on over twenty patents. Humberto holds a PhD degree in Physics from the University of Texas at Austin.


February 12, 2020


CDN Caching and Video Streaming Performance

6 min read

To what extent do content delivery network (CDN) caches deep inside the ISP or the operator network also improve QoE? Does it suffice to simply deploy the CDN appliance just past the peering point? This blog post describes a project, sponsored by Cisco’s  Research and Open Innovation initiative, to explore this very question.