Christian Giese

Christian Giese is a software developer and field services engineer at RtBrick. Before he started his journey at RtBrick almost 3 years ago, he was working 7 years as a professional services consultant for access, core and automation at Juniper Networks, but his actual networking career started earlier in the BNG department of Deutsche Telekom AG formerly known as “Zentrum Technik Einführung”.

Over the last decade he was an inherent part supporting Deutsche Telekom AG to build their access and core network infrastructure.

  • BNG Blaster - Open Source Network Tester
Christian Harendt

network engineer at SysEleven

  • Automate RIPE DB handling with NetBox
David Huberman

David Huberman currently serves in the Office of the CTO at ICANN.

Mr. Huberman is in his 22nd year in the internet engineering industry. Prior to joining ICANN, he was a network operator at companies such as Microsoft, Global Crossing, Oracle, and Telocity. He also spent 10 years as a staffer at ARIN.

Mr. Huberman graduated from Indiana University in 1996 with a bachelors of arts degree for a double major (telecommunications and geography). He lives with his family in Ashburn, Virginia, USA.

  • Reverse DNS Survey of DE
Deepak Gowda
  • Segment Routing workshop
Fiona Weber

By day network engineer at Wobcom (AS9136), by night network/linux/web engineering at (AS213027), Freifunk and infrastructure for NGOs.

  • High-Available Anycast DNS Resolver for ISPs
Florian Hibler

Florian joined Arista in 2017 and is leading the Systems Engineering team in Germany since 2021. Before his time at Arista he held technical and management positions at SPs and IXPs over the past 17 years, so his knowledge stretches from Engineering over Architecture and Strategic topics. Since the very beginning he has been engaged with the global internet community. In addition to his day job Florian also has been elected as the Deputy Chairman of the Board for DENOG e.V.

  • Working with a vendor TAC - Do's and Don't
  • Peering Automation using OpenConfig and Public APIs
  • Datacenter Automation with Ansible
Gert Doering

BGP nerd

  • local-pref considered evil
Guillaume Mazoyer

Guillaume is a French 33 year-old network engineer with 8 years of experience in carrier and edge networks. He is the lead maintainer of the Open Source Peering Manager project.

  • Peering Manager: A practical introduction
Julian Fölsch

Student at Technical University Dresden.

Working student at DE-CIX Academy.

  • Peering Manager: A practical introduction
Julian Lucek

Julian Lucek is a Sr Distinguished Systems Engineer at Juniper Networks, where he has been working with many operators on the design and evolution of their networks. Before joining Juniper Networks, he worked at BT. He has a PhD in ultrahigh-speed optical transmission and processing from Cambridge University. He also has a Master's degree in Physics from Cambridge University. He is the holder of several patents in the area of communications technology. He is co-author of the book "MPLS-Enabled Applications: Emerging Developments and New Technologies", by Ina Minei and Julian Lucek.

  • Automated Congestion Avoidance with an SDN Controller
Malte von dem Hagen
  • IXP Update
Marcus Stoegbauer

Marcus is a Network Engineer, working since over 15 years in the industry. Starting and spending the majority of his time at MANDA (AS8365), he later worked 3.5 years at ECIX/Megaport and now helps designing the active side of a FTTH network for Vattenfall Eurofiber in Berlin.

  • PONderings of a Network Engineer
Maximilian Wilhelm

By day Maximilian Wilhelm is currently enjoying his funemployment, by night he's hacking on the infrastructure of the Freifunk Hochstift network and some Open Source projects and in between moonlighting as a Senior Infrastructure Consultant. Since the early 2000s he has a heart for Linux and Open Source, developed a weaknes for networking, IPv6 and routing a long while ago and has been a speaker and tutor at the #Routingdays and @FrosconNetTrack. In the past year he got his hands dirty with ifupdown2 as well as ifupdown-ng, VXLAN, Linux VRFs, infrastructure automation with Salt Stack and "kommunistischen Frickelnetzen" and is afraid of SDNs ever since. In his spare time he likes playing piano and the organ, taking pictures of natures and cute animals, and trying to stay on the board while Windsurfing.

  • Spaß mit PBR, VRFs und NetNS unter Linux – Was ist das, wie geht das, wozu ist es nützlich und wie muss man das halten?
Melchior Aelmans

Melchior is a Consulting Engineer at Juniper Networks where he has been working with many operators on the design and evolution of their networks. He has over 15 years of experience in various operations and engineering positions with Cloud Providers, Data Centers, and Service Providers. Melchior enjoys evangelizing and discussing routing protocols, routing security, internet routing, and Cloud and Data Center architectures. He also participates in IETF and RIPE, is a regular attendee and presenter at conferences and meetings, is a member of the NANOG Program Committee, and a board member at the NLNOG foundation.

  • Demystify Quantum Key Distribution
Moritz Frenzel

Moritz is Senior Network Architect at ANEXIA by day, and part of the DENOG e.V. board as well as one of the people operating Stuttgart-IX at night. In previous years he worked for a local ISP, built multiple datacenters from scratch and worked on the network strategy for a global CDN.

He is passionate about peering, routing security, site reliability engineering and optical transport.

  • Workshop opening & introduction
  • An appeal to individuals operating "research" networks
  • Newcomer Session
  • DENOG13 closing
  • DENOG13 opening
Patrick Bussmann

  • Workshop opening & introduction
  • Newcomer Session
  • DENOG13 closing
  • DENOG13 opening
  • Closing Day1
Patrick Prangl
  • Datacenter Automation with Ansible
Pedro Prado
  • Working with a vendor TAC - Do's and Don't
Ralf Ertzinger

Ralf is a meteorologist by trade (with a diploma and everything), but doesn't look good on camera, so has been trying to get paid for playing with computers and networks for the last 20 years instead.

  • Two tools for monitoring and debugging large L3 Clos networks

Richard "RichiH" Hartmann is Director of Community at Grafana Labs, Prometheus team member, OpenMetrics founder, CNCF TAG Observability chair, and other things. He also organizes various conferences, including FOSDEM, DENOG, DebConf, and Chaos Communication Congress. In the past, he made mainframe databases work, ISP backbones run, and built a datacenter from scratch.

  • What's new in Grafana?
Ron Bonica

Ron Bonica is a Distinguished Engineer at Juniper Networks, specializing in IPv6 and Segment Routing. He is active in the Internet Engineering Task Force (IETF), having authored or co-authored twenty RFC documents and served three two-year terms as co-director of the IETF Operations and Management Area. Ron currently co-chairs the IETF V6OPS and OPSEC Working Groups. Prior to joining Juniper Networks, Ron was employed by a major Internet Service Provider and operated an Layer 3 Virtual Private Network for U.S. Government customers.

  • Enhancing PING and TRACEROUTE
Shraddha Hegde

Shraddha Hegde is a Distinguished Engineer in Juniper Networks' Routing Protocols Group.
She has authored or co-authored five IETF RFC documents and several internet drafts.
She has 20 years of experience in Networking Domain in the area of IGP, FRR,
Segment Routing, MPLS and IP Security. She has vast experience in building and deploying
highly scalable data-communications platforms. Prior to joining Juniper, Shraddha has served
as a Systems Architect for a major telecom equipment vendor.

  • Segment Routing workshop
Stefan Funke

IT Gärtner & Netzwerk Züchter

  • Aviation rules & Operation Teams
Stefan Kupstaitis-Dunkler

  • Grafana Workshop
Theo Voss
  • IXP Update
Wolfgang Tremmel

After completing his degree at Karlsruhe University, Wolfgang started working as a network engineer in 1994. He went on to become head of network operations and peering manager at a range of ISPs.

In 2006, Wolfgang joined DE-CIX as Director Customer Support, a position he held for ten years. Since 2016, Wolfgang has been head of the DE-CIX Academy, making sure customers understand how BGP and other routing protocols work.

  • Introduction to BGP
  • Networking Basics