Benedikt Stockebrand—Vita
Essentials |
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| Name | Benedikt Stockebrand |
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| Degree | Diplom-Informatiker
(Uni Dortmund 1998), equivalent MSc in computer science |
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| Contact |
benedikt.stockebrand(at)stepladder-it.com
Land Line: +49 (0) 69 – 247 512 362
Mobile: +49 (0) 177 – 41 73 985
Fichardstr. 38 — 60322 Frankfurt/Main — Germany
http://www.stepladder-it.com/
http://www.benedikt-stockebrand.de/
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| Current Position |
Freelance Consultant and Trainer
Geschäftsführer of Stepladder IT Training+Consulting GmbH
(equivalent to a managing director of a Ltd)
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| Specialties |
IPv6 (especially deployment/migration and operations, since 2003)
IT architecture (up to TOP500 systems)
Internet of things (IoT, since 2014)
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| General Expertise |
IT operations
IT infrastructure
Unix (Solaris, AIX, Digital Unix/Tru64, Linux, BSD, and others)
Networks (Cisco and others,, Routing, Switching, Firewalls)
IT security, especially security architectures
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| Professional Organizations |
- RIPE (Reseaux IP Europeen, currently
co-chair of the IPv6 Working
Group)
- IETF (Internet Engineering Task Force,
participating as time permits)
- German IPv6 Council
- CrypTech project during the development of
the hardware random number generators actively involved, currently only passively
monitoring the progress
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| Books |
IPv6
in Practice—A Unixer's Guide to the Next Generation Internet
Springer,
2007, 424 pages.
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Publications,
Talk Manuscripts,
and Presentation Videos |
IPv6:
- Mail and Web Servers First?
(+slides)
UK IPv6 Council, London/UK 2018
- The Art of Running out of IPv6 Addresses
RIPE 77, Amsterdam/Netherlands 2018
- IPv6 Client Networks
RIPE 75, Dubai/United Arab Emirates, 2017
With Wilhelm Boeddinghaus
- The Next Step: IPv6 from
the Enterprise Perspective
RIPE 71, Bucharest/Romania, 2015
- Small
Scale Redundant IPv6 Uplinks without BGP
RIPE 67, Athens/Greece, 2013
- Like Rats on a Sinking
Ship
Open Source Data
Center Conference (OSDC) 2012, Nuremberg/Germany. Youtube/Video.
-
ISi
Series of the Federal Office for Information Security (BSI, Bundesamt für
Sicherheit in der Informationstechnik): Study on the IPv6-specific related
aspects, with Hans Peter Dittler, as a basis for several documents of the series.
2010. German.
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Articles in the iX magazine
(Heise publisher): 10+ Articles on IPv6, since 2005 (details below). German.
IT Architecture and Operations:
- How to Make
Sure that Nobody will Ever Use My Excellent Software (Twice)
EuroBSDCon
2006, Milan/Italy.
- Zuverlässigkeit
vor, hinter, unter und über dem Cluster
("High availability in front,
behind, below and above the cluster")
GUUG (German Unix User Group)
Uptimes, 2005. German.
- After the Boom:
A Health Check for IT Systems
GUUG (German Unix User Group)
Frühjahrsfachgespräch 2003, Bochum/Germany. Also in
German.
- Never Touch a
Running System — Wir warten erst, bis nichts mehr geht
("Never Touch a Running System — We Always Wait Until It's Too Late")
sage@GUUG Karlsruhe/Germany, 2003.
- "Never
Touch..." Revisited — Ein Versuch zur Ursachenforschung
("'Never Touch...' Revisited — Looking for the Root Causes")
GI-Regionalgruppe Rhein-Main, Darmstadt/Germany, 2003.
- Building
Large IT Systems
sage@GUUG Frankfurt/Germany, 2002.
IT Security, Trustworthy Hardware and Cryptography:
Plus another 40+ talks without full manuscripts or
videos (details below).
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Conference
Organization |
Various, with the German Unix User Group
(GUUG), especially
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| Video-Blog |
BIVBlog: Benedikt's IT Video
Blog
Topics include
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| Industry Experience |
Internet service providers (T-Online/Deutsche Telekom and others)
Banks and financial services (Dresdner Bank, SWIFT and others)
Public sector (BSI, BVA, BMI/BDBOS, HZD and others, details on request)
IT security product industry (GeNUA, NCP and others)
Hardware and software industries (Lucent, Texas Instruments and others)
Data center operators (T-Systems, PPI and others)
IT contractors (SIS, BWI and others)
and more
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Details |
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Recent Projects
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Hessische Zentrale für Datenverarbeitung (HZD, 2017–today)
(Data center operator for the state offices in Hesse, Germany)
Technical Lead IPv6
Program Manager IPv6
Project Lead of initial IPv6 pilot project
- Development of a technical and organizational IPv6 deployment strategy
- Evaluation of previous deployment efforts
- Re-initiation of IPv6 program
- Technical and organizational coordination of infrastructure and pilot projects
- Overall technical lead ("Resident IPv6 Guy")
- Project lead of the initial ("trailblazing") pilot project
- Coordination with other government offices (both municipal and federal level)
- Training and advising on advanced IPv6 related topics
Deutsche Vermögensberatung (2017)
Various technical cleanups during/after moving the headquarters and datacenter, including
- Advanced network troubleshooting
- Urgent/security-related overhauls
Deutsche Vermögensberatung (2014–2016)
IPv6 deployment, including
- Technical side of project project management
- Moderation and technical coordination between the teams/departments involved
- Analysis of the existing systems
- Analysis of the existing organizational units
- Identification of necessary actions
- Risk analysis and assessment
- Estimation of efforts/resources needed
- Deployment strategy planning
- Analysis of existing software (in-house development and standard software)
- Creation of a procurement requirements document
- Set up of a test environment
- Training of all organizational units involved
- Technical tutoring of all organizational units
RWE Effizienz/now Lemonbeat GmbH (2015)
Development of an IPv6 based IoT protocol (LsDL)
- Counseling on standardization aspects, especially with regard to the
Internet Engineering Task Force (IETF)
- Editorial support with the documentation
- Development of optimization recommendations
- Analysis and assessment of the existing protocol draft
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| Consulting and Workshops |
Highly diverse customers, including
- Federal Office of Administration (Bundesverwaltungsamt), Cologne/Germany
- BWI-IT, Cologne/Germany
- Burda, Offenburg/Germany
- Deutsche Telekom AG, various business units and locations
- Deutsches Studentenwerk, Frankfurt/M and Freiburg, Germany
- e-Data, Leonberg/Germany
- EuroData, Saarbrücken/Germany
- FIZ, Karlsruhe/Germany
- GeNUA, Kirchheim near Munich/Germany
- Geberit, Jona, Switzerland
- Gematik, Berlin/Germany
- Helinet, Hamm/Germany
- interActive Systems, Berlin/Germany
- Jambit, Munich/Germany
- Kaspersky Labs, Ingolstadt/Germany
- Knott, Eggstätt/Germany
- KnowledgeCom, Kuala Lumpur/Malaysia
- LPBK (Landesamt für zentrale Aufgaben von Polizei, Brand- und Katastrophenschutz), Schwerin/Germany
- Landesbetrieb Daten und Information (LDI), Mainz/Germany
- Lucent Technologies, Nuremberg/Germany
- Max-Planck-Gesellschaft, Saarbrücken/Germany
- NCP, Nuremberg/Germany
- OBI Smart Technologies, Wermelskirchen/Germany
- Open Systems, Zurich/Switzerland
- PPI, Hamburg/Germany
- SIS, Erlangen/Germany
- SWIFT, La Hulpe/Belgium
- Sanofi, Frankfurt/Germany
- Texas Instruments, Berlin/Germany
- und andere
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Particularly Interesting
Projects before 2014
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Dresdner Bank (2007), including
- Authoring a guideline on secure software development
- Porting a core network security infrastructure suite
- Subproject lead
T-Online (2000—2002), including
- Architecture design and installation of a large grid system (today a "private
cloud"), also subproject lead "operations" during installation
- Planning and installation of a TOP500 cluster
- Rework of the data center infrastructure (including the introduction of install
and terminal servers), including technical coordination
- Rework of the www.t-online.de, including technical coordination
- Various highly diverse smaller projects
- Frequent "firefighting" tasks
- Development and documentation of in-house standards
- Several security projects (details withheld for obvious reasons)
- Transition of new systems into regular operation at T-Systems
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| Public Workshops with/for |
Various training operators, including
- Linuxhotel
- Heise Events
- Ordix AG
- Vogel IT
- Men and Mice (Iceland)
- KnowledgeCom (Malaysia)
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| Product Experience |
Network
- Cisco Routers and Switches
- Cisco ASA
- Firewalls based on Unix (iptables/ip6tables, pf)
- Unix (Linux, BSD) based load balancers
- Dynamic routing protocols with Linux (Quagga)
- Various other manufacturers
Server Hardware
- SUN Microsystems (Workgroup and Enterprise servers, various storage systems)
- IBM (pSeries, BladeCenter, ...)
- Intel/AMD based systems (HP, Siemens, various BtO, ...)
- SUN/StorageTek tape libraries (Timberwolf, Powderhorn, L700, ...)
- QNAP NAS systems
- ... and many more
Operating Systems
- Linux (Debian, CentOS, Scientific Linux, Ubuntu, ...)
- BSD (FreeBSD, NetBSD, OpenBSD)
- Solaris (2.5.1–10)
- AIX
- Tru64
- ... and various others
Infrastructure
- Monitoring: Nagios, Icinga, Zabbix, MRTG, Cacti, ...
- Provisioning/Orchestration: Puppet, Ansible, ...
- Configuration Management: GIT, SVN, CVS, Rancid, ...
- File Server/Volume Management: ZFS, NFS, SMB/Samba, LVM, ...
- Backup: Legato Networker, Veeam, ...
- Virtualisierung: VMWare (Workstation, Server, ESX), VirtualBox, KVM, Xen,
FreeBSD Jails, ...
- Mail servers: Exim, Postfix, Dovecot, Courier, ...
- Web servers and proxies: Apache, Squid, FFProxy, ...
- DNS: BIND
- DHCP: ISC-DHCP
- and more...
Software Tools
- Documentation: Visio, Confluence, DokuWiki, TWiki, ...
- Change Management: Jira, ARS Remedy
- Debugging: Wireshark, DTrace, ...
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| Programming Languages |
- Bourne Shell/Bash
- Ruby
- Perl
- Java
- D
- C
- C++
- and various exotic ones...
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| Additional Publications |
IPv6 related articles in the iX magazine (Heise
publisher):
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Additional Talks and
Conference Workshops
Without Video
or Manuscript |
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
- IPv6-Grundlagenvortrag (link no longer available)
Lehmanns Media, Hamburg/Germany
- IPv6 mit Unix: Eine praktische Einführung
GUUG (German Unix User Group) Frühjahrsfachgespräch, Osnabrück/Germany, two day tutorial
2005
2004
- Using IPv6 on BSD: Concepts, Configuration and Operation
EuroBSDCon 2004, Karlsruhe/Germany, one day tutorial
- IPv6-Grundlagen (link no longer available)
Linux World, Frankfurt/Germany, half day tutorial
- IPv6 with Linux: An
Introduction
Linux-Kongress, Erlangen/Germany, two day tutorial
- IPv6 mit Linux (link no longer available)
Linux-Tag, Karlsruhe/Germany, two day tutorial
- IPv6 mit Unix: Eine praktische Einführung
GUUG (German Unix User Group) Frühjahrsfachgespräch, Bochum/Germany, two day tutorial
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| Area of Operations |
World wide
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| Languages |
German (native speaker)
English (business fluent)
French (basic high school training)
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