1. X. Xu, B. Decraene, R. Raszuk, L.M. Contreras, L. Jalil, “OSPF Advertisement of Tunnel Encapsulations”, RFC 9103, April 2021.
  2. L.M. Contreras, C.J. Bernardos, D. Lopez, M. Boucadair, P. Iovanna, “Cooperating Layered Architecture for Software-Defined Networking (CLAS)”, RFC 8597, May 2019.
  3. C.J. Bernardos, A. Rahman, J.C. Zuniga, L.M. Contreras, P. Aranda, P. Lynch, “Network Virtualization Research Challenges”, RFC 8568, April 2019.
  4. J. Ahlberg, M. Ye, X. Li, L.M. Contreras, C.J. Bernardos, “A Framework for Management and Control of Microwave and Millimeter Wave Interface Parameters”, RFC 8432, October 2018.
  5. L.M. Contreras, C.J. Bernardos, I. Soto, “PMIPv6 multicast handover optimization by the Subscription Information Acquisition through the LMA (SIAL)”, RFC 7161, March 2014.
  6. J.C. Zuniga, L.M. Contreras, C.J. Bernardos, S. Jeon, Y. Kim, “Multicast Mobility Routing Optimizations for Proxy Mobile IPv6”, RFC 7028, September 2013.

RFCs (as contributor)

  1. Q. Wu, M. Boucadair, D. Lopez, C. Xie, L. Geng, “A Framework for Automating Service and Network Management with YANG”, RFC8969, January 2021.
  2. X. Xu, S. Bryant, A. Farrel, S. Hassan, W. Henderickx, Z. Li, “MPLS Segment Routing over IP”, RFC 8663, December 2019.
  3. W. Liu, C. Xie, J. Strassner, G. Karagiannis, M. Klyus, J. Bi, Y. Cheng, D. Zhang, “Policy-Based Management Framework for the Simplified Use of Policy Abstractions (SUPA)”, RFC 8328, March 2018.

Internet-drafts (adopted ones)

  1. Q. Wu, Y. Yang, D. Dhody, S. Randriamasy, L.M. Contreras, “ALTO Performance Cost Metrics”, draft-ietf-alto-performance-metrics (adopted by the ALTO WG).
  2. K. Kompella, L.M. Contreras, “Resilient MPLS Rings”, draft-ietf-mpls-rmr (adopted by the MPLS WG).
  3. L. M. Contreras, C.J. Bernardos, H. Asaeda, N. Leymann, “Requirements for the extension of the IGMP/MLD proxy functionality to support multiple upstream interfaces”, draft-ietf-pim-multiple-upstreams-reqs  (adopted by the PIM WG).
  4. I. Bryskin, X. Liu, Y. Lee, J. Guichard, L.M. Contreras, et al., “SF Aware TE Topology YANG Model”, draft-ietf-teas-sf-aware-topo-model  (adopted by the TEAS WG).

Complete list available at:



  • Rapporteur of ETSI TR 103 761 on “Methodologies for E2E Testing & Validation of Vertical Applications over 5G & Beyond networks” (work in progress).





  • Contributor to O-RAN.WG9.XTRP-TST technical specification on “Xhaul Transport Testing”, 2021. 
  • Contributor to O-RAN.WG9.XPSAAS technical specification on “Xhaul Packet Switched Architectures and Solutions”, 2021.


Telecom Infra Project