A subset of presentation I held over the past years. You can write me an email if you have further questions.

2012

TCP IW10 in Low Bandwidth Networks, Hagen Paul Pfeifer, IETF 81 Meeting, Paris, France, March, 2012, tcpm-iw10.pdf
Modern CPU Performance Profiling, Hagen Paul Pfeifer, Technische Universitaet Muenchen (TUMfug), May, 2012, cpu-profiling.pdf
Network Emulation, Overview, State of the Art and Current Development, Hagen Paul Pfeifer, Rohde & Schwarz GmbH, München, March 2012, network-emulation.pdf

2011

IETF TCP Updates and Modifications, Hagen Paul Pfeifer, Rohde & Schwarz GmbH, München, November 2011, rs-tcp-news.pdf
Linux Network Stack Highlights 2011, Hagen Paul Pfeifer, Brandenburger Linuxtag, Universität Potsdam, November 2011, linux-stack-news.pdf
Line-Rate Packet Capturing and Filtering from Kernel Perspective, Hagen Paul Pfeifer, Technische Universitaet Muenchen (TUMfug), May, 2011, high-performance-packet-capturing.pdf
From ISO/IEC 9899:1999 to 9899:201x (C1X), Florian Westphal, Hagen Paul Pfeifer, UNIX Friends and User Group Campus Camp, April, 2011, c1x.pdf
Runtime and Postmortem Analyze of the Linux Network Stack - Tracing and Probing Techniques from IRQ Context to User Space, Hagen Paul Pfeifer, UNIX Friends and User Group Campus Camp, April, 2011, runtime-analyse-of-linux-network-stack.pdf

Trends und Neuerungen bei der Protokollentwicklung, Florian Westphal, Hagen Paul Pfeifer, eh2010, Munich, April 2010, protokollentwicklung.pdf
IPv6 Extension Header - Processing Implications, Hagen Paul Pfeifer, eh2010, Munich, April 2010, ipv6-ext-headers.pdf
On the Validation of Radio Propagation Models, Analytical validation of Network Simulator used Propagation and Bit Error Rates Models UNIX Friends and User Group Campus Camp, January 2010, propagation-models.pdf

Designing Network Protocols and Applications, Approaches to design, engineer and validate network protocols, Florian Westphal, Hagen Paul Pfeifer, eh2009, Hamburg, April 2009, design-analyse-protocols.pdf

Protokoll Turbulenzen, Wirr- und Irrungen bei der Implementierung und Standardisierung von Netzwerkprotokollen, Florian Westphal, Hagen Paul Pfeifer, eh2008, Cologne, March 2008, protokoll-turbulenzen.pdf
A roaring journey through sk_buff and net_device, From Userspace through the Networking Subsystem into the Driver - and back again UnFUG, January 2008, linux_net.pdf

Demands for Highspeed Network Processing Capabilities for Gigabit Ethernet Link Speed and Beyond, Kernel and network interface cards adaptations to fullfill upcoming demands UnFUG, November 2007, highspeed-network-processing.pdf
Effective C with GCC and GLIBC, Talk about GCC and GLIBC functionality. Improve C code with well known and often less known techniques with GCC/glibc giveaways. Entropia e.V. - CCC Karlsruhe, June 2007, effective-c-with-gcc.pdf
Beware Of Your Cacheline, Processor Specific Optimization Techniques UnFUG, January 2007, beware-of-your-cacheline.pdf

GnuPG, Verschlüsselungssoftware für eine freie, demokratische Gesellschaft UnFUG, December 2006, gnupg.pdf
High Performance Networking, Korrekturen des Netzwerkstackes um den Anforderungen in Hochgeschwindigkeitsnetzen Rechnung zu tragen, UnFUG, November 2006, high-performance-networking.pdf
Netzwerk-Programmiermodelle und I/O Optimierungen für Unix Betriebssyteme, Florian Westphal, Hagen Paul Pfeifer, Hochschule Furtwangen/Fakultät Informatik, Oktober 2006, scalable_programming.pdf
Microsoft Vista Netzwerk Stack - Innovativer Meilenstein oder Marketing Blase CCC/ Uni Ulm, August 2006, vista-network-stack.pdf
Unix^® Netzwerk Stack Implementierungen - Entwicklungstrends der TCP/IP Suite UnFUG, March 2006, network-architekture.pdf
Zentrale Linux-Kernalgorithmen und deren zeitliche Korrelationen, Florian Westphal, Hagen Paul Pfeifer Hochschule Furtwangen, May 2006, kernel-perf.pdf

Effektive C Programmierung mit der GCC, UnFUG, November 2005, gcc.pdf
Report SNAFU - Abenteuer Vielzeiler, Florian Westphal, Hagen Paul Pfeifer UnFUG, July 2005, snafu.pdf
Perl 6 - Next Generation Programming UnFUG, March 2005, perl6.pdf
Perl — Raffinierte Fähigkeiten, UnFUG, March 2005, perl-raffiniert.pdf
Perl — Einführung UnFUG, March 2005, perl-einfuehrung.pdf

Bluetooth, UnFUG, November 2004, bluetooth.pdf
Kernel- and Userspace Debugging Techniken UnFUG, November 2004, debugging.pdf
PAM - Plugable Authentication Modules, Markus Korzendorfer, Hagen Paul Pfeifer, Hochschule Furtwangen, December 2004, pam.pdf
Unix Unplugged Presentation - Process Internals und ELF, Linux User Group Bautzen, September 2004
Lex und Yacc, UnFUG, April 2004, lex-yacc.pdf