Internet Architecture Board




The IAB is composed of twelve members selected by the IETF Nominations Committee, the IETF Chair (also selected by the IETF Nominations Committee), and several ex-officio and liaison positions.

IAB Members

Jari Arkko, Ericsson – IETF Chair

Jari Arkko Jari Arkko is an Expert on Internet Architecture with Ericsson Research in Jorvas, Finland. At the IETF, he has served six years as one of the Internet Area Directors in the Internet Engineering Steering Group (IESG). He has published 32 RFCs, including specifications for Mobile IPv6, EAP-AKA, Diameter, SEND, and various IPv6 related documents. He has previously served as a chair of three IETF working groups, and has created and terminated over a dozen of working groups at the IETF in his Area Director role.Jari also serves as a chair of the Technical Advisory Board for the IP Smart Objects Alliance (IPSO) and works in a number of research projects at Ericsson. In the past, Jari has worked in the implementation of routers, VPN software, testing tools, modem banks, cellular network nodes, AAA systems, compilers, and AI systems. He received his Licentiate’s degree from Helsinki University of Technology in 1996. Jari’s main interests in the Internet include architecture, IPv6, small implementations, the Internet of Things, social media, Internet governance, and cutting through hype that often surrounds some aspects of our technology. He likes to build and and use the technology that he works with. For instance, he moved to an IPv6-only network in 2010 and builds smart home networks as a hobby. He frequently communicates with his laundry on Facebook.

Ralph Droms, Cisco

Ralph Droms Dr. Ralph Droms is a Cisco Distinguished Engineer in the office of the Enterprise Networking CTO.  At Cisco, he heads up a research project in the application of ICN to sensor and actuator networks.  Dr. Droms is also working on highly scalable DNS service discovery.Dr. Droms organized the IETF working group that designed DHCP in 1989 and has been active in the IETF in several roles ever since.  He is an author of more than 20 RFCs, including many of the core DHCP specifications.  Dr. Droms chaired the dhc WG until 2009, when he was selected to be an Internet Area Director in the IESG.  In addition to serving on the IAB, Dr. Droms is currently co-chair of the dnssd WG and technical advisor to the 6lo WG.  Dr. Droms was also an editor for the IPv6 requirements in the CableLabs DOCSIS 3.0 specification and contributed to the ZigBee Alliance ZigBee-IP specification.Prior to joining Cisco in 2000, Dr. Droms was a member of the computer science department faculty at Bucknell University and co-director of the Computer Center at Bucknell.  He has also been a member of the computer science faculty at Pennsylvania State University, and was on the research staff at both IBM and Burroughs (Unisys).  Dr. Droms is a co-author of “The DHCP Handbook”.  His PhD is in computer science from Purdue University.

Ted Hardie, Google – IAB Executive Director

Ted Hardie Ted Hardie currently works for Google, putting networks, protocols, and people together in new and optimal ways.Ted first worked in the Internet field in 1988 when he joined the operations staff of the SRI NIC. He later became the technical lead for the NASA NIC, part of the NASA Science Internet project. After leaving NASA, he joined Equinix as its initial Director of Engineering before taking on the role of Director of Research and Development. He was an early-stage executive at Nominum before joining Qualcomm R & D. While he was Qualcomm’s Director of Internet and Wireless, he served the Internet community as a member of the Internet Architecture Board and as an Applications Area Director for the IETF. He served as Trustee of the Internet Society from 2007 to 2010, and as its Treasurer in 2008 to 2010, while Managing Director of Panasonic’s Silicon Valley Wireless Research Lab.Dr. Hardie received his bachelor’s degree from Yale and his doctorate from Stanford. He has been a Fulbright Fellow and a Yale-China Fellow, both in Hong Kong.

Joe Hildebrand, Cisco

Joe Hildebrand Joe Hildebrand is a Cisco Distinguished Engineer in the Corporate Strategic Innovation Group, which builds corporate-scale technology strategies for Cisco. Previously, he ran architecture for WebEx, was the CTO at Jabber Inc., was the Chief Architect at a custom software development company, built battlefield messaging systems, and engineered robots and their control systems for safety-critical applications. Joe has co-chaired several IETF working groups (including XMPP, HyBi, and webpush), serves on the RFC Series Oversight Committee (RSOC), and has a deep interest in protocols designed for use by typical application developers.He received a B.S. in Mechanical Engineering from Virginia Tech in 1992.

Russ Housley, Vigilsec

Russ Housley Russ Housley has worked in the computer and network security field since 1982, and he founded Vigil Security, LLC in September 2002. Russ began serving as the IETF Chair in March 2007. His security research and standards interests include security protocols, certificate management, cryptographic key distribution, and high assurance design and development practices. Prior to accepting the IETF Chair position, Russ served as the Security Area Director, and prior to that he chaired the Secure MIME (S/MIME) Working Group. Russ was editor for several cornerstone Internet PKI standards (including RFC 3280). In November 2004, Russ was recognized by the IEEE 802.11 working group for his contributions to IEEE 802.11i-2004, which fixes the severe security shortcoming of the Wired Equivalent Privacy (WEP). Russ received his B.S. in computer science from Virginia Tech in 1982, and he received his M.S. in computer science from George Mason University in 1992.

Lee Howard, Time Warner Cable

Lee Howard Lee Howard is the Director of Network Technology for Time Warner Cable, where he leads efforts in evolving technologies, and the company’s deployment of IPv6. His team includes network measurement, tools, and security. In addition to his IETF work, he has contributed to or presented at CableLabs, SCTE, NANOG, and every RIR. Previous work has included experience at enterprise networks, application hosting, and large and small ISPs. He has served on the ARIN Board of Trustees and the NRO NC.​

Erik Nordmark, Arista

Erik Nordmark Erik Nordmark works on networking software at Arista based in California, USA. He has been active in the IETF since the early 1990-ies, as key contributor to IPv6 standards,co-chair in Mobile IP and TRILL, and as an Internet Area Director. His interest is in expanding the reach and capability of the core Internet standards to datacenters, virtualization, and towards low-powered devices, by providing architectures and standards that are robust across a large range of scales. Erik holds a Technical Licentiate Degree from Uppsala University and a Master of Science from Stanford University.

Robert Sparks, Oracle

Robert Sparks Robert Sparks is a member of the RFC Series Oversight Committee and the IAOC’s Tools Development and Technology Management Committees. He is a co-chair of the STIR working group, and is a past-chair of the SIMPLE and GEOPRIV working groups. Robert was an Area Director for the Real-time Applications and Infrastructure area from 2009-2013. He is a co-author of the core SIP specification and several of its updates and extensions, and has focused on improving the level of interoperability of SIP implementations by coordinating the SIPit interoperability events. He is also an active open source contributor.Robert is a Senior Principal Member of Technical Staff at Oracle. Before joining Oracle, he was a Principal Engineer at Tekelec, the VP of Research and Development at Estacado Systems, CTO at Xten Networks (now CounterPath), and has held management and research positions at dynamicsoft, Lucent, Worldcom and Texas A&M University. For over 15 years, Robert has focused on designing and developing real-time IP communications systems.Robert has a BSc in Computer Science and a MSc in Mathematics from Texas A&M University.

Andrew Sullivan, Dyn, Inc - IAB Chair

Andrew Sullivan Andrew Sullivan is Director of DNS Engineering at Dyn, an Infrastructure as a Service company based in Manchester, New Hampshire, USA. He has been active in the IETF since 2005, and served as co-chair of the DNSEXT and SPFBIS working groups. His main areas of network specialization are the DNS and internationalization. Andrew holds a BA from the University of Ottawa and an MA from McMaster University, both in philosophy.

Dave Thaler, Microsoft Corporation

Dave Thaler is a Software Architect in the Windows Networking and Devices division at Microsoft. Prior to joining Microsoft in 1998, he was a routing developer at Merit Network. Since then, he has been responsible for multicast, IPv6, network diagnostics, and peer-to-peer efforts within Windows Networking, and also led the TCP/IP team during the design of the new TCP/IP stack in Windows Vista. Dave has been active in the IETF since 1995 and has authored over 20 RFCs, covering IPv6, multicast, MIBs, etc. He is also a member of the MIB Doctors group, and previously served as co-chair of the MALLOC WG. Dave holds a Ph.D in Computer Science from the University of Michigan.Website:

Martin Thomson, Mozilla

Martin Thomson Martin Thomson is an engineer at Mozilla. There he works on open standards in both the IETF and W3C. His recent work includes HTTP/2 and Web Push, and he is a core contributor to HTTP, TLS, and WebRTC. He previously worked at Microsoft, Commscope and Nortel on system architecture.  Technical interests are privacy, security, and the messy interface where standardized protocols are applied to real problems.

Brian Trammell, ETH Zurich - IAB Liaison to the IESG

Brian Trammell Brian Trammell is a Senior Researcher at the CSG at the Swiss Federal Institute of Technology (ETH) Zurich. His primary focus is on network monitoring and measurement, specifically on performance measurement, security monitoring, measurement tools, and privacy issues in measurement and management. Active in the IETF since 2005, he’s co-authored 15 RFCs in the Security and Operations/Management areas, and co-chairs the IP Performance Metrics working group. Prior to his work with CSG, he was Engineering Technical Lead at the CERT Network Situational Awareness group, and a veteran of a variety of short-lived Internet start-ups. He earned a BS in Computer Science from Georgia Tech in 2000.

Suzanne Woolf, independent consultant

Suzanne Woolf Suzanne is an independent consultant specializing in Internet infrastructure operations and policy. Her experience includes carrier network operations, DNS administration and root name server operations, IP address and DNS policy, infrastructure protocol development and implementation, and open source software engineering management in related areas. Her long-term background in technology and policy with the USC Information Sciences Institute, Internet Systems Consortium, ICANN, and current consulting clients have left her fascinated with the problems of technology at Internet scale, committed to building more open Internet, and warily interested in internet governance. Her primary technical interests include DNS and other naming systems, basic access and connectivity issues such as IPv4-IPv6 co-existence and the transition to IPv6, and supporting the growth of open systems in an increasingly compartmentalized and fragmented network.

Liaison and Ex-Officio Members

Suresh Krishnan, Ericsson – Liaison from the IESG

Suresh Krishnan Suresh Krishnan works as a Distinguished Engineer at Ericsson where his main areas of work are in 5G wireless networks, network simplification, software defined networks and M2M. He has a Bachelor’s degree in Electrical Engineering from the University of Madras in India and a Masters degree in Electrical Engineering from Concordia University in Canada. He has chaired the dna, intarea, and the sofwire working groups in the IETF, the mobopts research group in the IRTF and has authored more than 30 RFCs across multiple IETF areas.

Lars Eggert, NetApp – IRTF Chair, Ex-Officio

Lars Eggert Lars Eggert is Technical Director for Networking in NetApp’s Advanced Technology Group, based in Munich, Germany. In addition, Lars is an Adjunct Professor at Aalto University, Finland’s premier technical university. He pursues his scientific research interests in diverse areas of Internet technology, including architecture, end-to-end protocols, virtualization, measurements and resource scheduling, through collaborative research projects with leading universities and research labs, in part supported by DARPA, the NSF or the EU.Lars has also been leading the standardization efforts of many related topics as a steering group member of the IETF, and he currently chairs the IRTF, the IETF’s research arm. He is a senior member of the ACM and the IEEE, and serves on the program and organization committees of many academic conferences and workshops, such as ACM SIGCOMM and IEEE Infocom.Lars received his Ph.D. in Computer Science from the University of Southern California (USC) in 2003. Before joining NetApp in 2011, he was a Principal Scientist at Nokia Research Center in Helsinki, Finland and one of Nokia’s most senior technology experts, serving on the corporation’s CTO Technology Council. Before that, he was a senior researcher at NEC Laboratories.

Heather Flanagan, RFC Series Editor – Liaison from the RFC Editor, RSE

Mat Ford, ISOC – Liason from ISOC

Cindy Morgan, AMS – IAB Executive Administrative Manager

Emailing the IAB

You can contact the IAB at the address Individual IAB members can be reached at the email addresses linked from their names above.