Engineer from Télécom Paris
Ph.D Thesis from UPMC

Network & Security IT - Le RSI
Check news about my company

"Raccorder son réseau d'entreprise à l'Internet" - Alexandre Fenyö, Frédéric Le Guern, Samuel Tardieu - Ed. Eyrolles, 520 pages + CD-Rom for Mac/PC/Unix, February 1997.
2- "Conecte su red local a Internet" - Alexandre Fenyö, Frédéric Le Guern, Samuel Tardieu - Ed. Eyrolles/GESTIÓN 2000, 440 pages (Spanish translation of "Raccorder son réseau d'entreprise à l'Internet"), February 1998.

3- "La machine MPC" - Pierre David, Jean-lou Desbarbieux, Alexandre Fenyö, Alain Greiner, Jean-Jacques Lecler, Frédéric Potter, Vincent Reibaldi, Franck Wajsburt and Belkacem Zerrouk - Calculateurs Parallèles, Réseaux et Systèmes répartis, réseaux à haut débit de stations pour le support d'applications parallèles et réparties, vol.10/nb.1 - feb 1998.
4- "Le fonctionnement de l'Internet, architecture, routage" - Tribunix no 57, sept/oct 1994.

5- "Noyau de communication sécurisé pour la machine parallèle MPC" - Alexandre Fenyö, Pierre David, Alain Greiner - Proceedings of RenPar'10, Strasbourg, France, june 1998.
6- "SmartHSL : An Evaluation Board for the IEEE 1355 Technology" - Jean-Jacques Lecler, Alexandre Fenyö, Alain Greiner, Frédéric Potter - European Multimedia, Microprocessor Systems and Electronic Commerce Conference and Exhibition (EMMSEC'97), Florence, Italy, November 1997.
7- "The MPC Parallel Computer : Hardware, Low Level Protocols and Performances" - Amal Zerrouki, Olivier Gluck, Jean-lou Desbarbieux, Alain Greiner, Franck Wajsburt, Alexandre Fenyo, Cyril Spacevski - Proceedings of the 12th International Conference on Parallel and Distributed Computing and Systems (PDCS'2000), Las Vegas, USA, November 2000.
8- "Protocol and performance analysis of the MPC parallel computer " - Gluck, O.; Zerrouki, A.; Desbarbieux, J.L.; Fenyo, A.; Greiner, A.; Wajsburt, F.; Spasevski, C.; Silva, F.; Dreyfus, E. - Proceedings of the 15th International Parallel and Distributed Processing Symposium (IPDPS'2001), San Francisco, USA, April 2001.

Course about Databases and W3/XML

Slides from my course about Databases and W3/XML:


After having programmed some SNMP managers and agents, I wrote an introduction to SNMPv2, the second version of SNMP :

PhD Thesis

Accès au manuscrit de ma thèse disponible en Postscript et Acrobat/PDF, résumé, mots-clés, etc.

Two friends of mine and I have written a book on how to connect a LAN to the Internet :

Raccorder son réseau d'entreprise à l'Internet
Alexandre FENYÖ, Frédéric Le GUERN, Samuel TARDIEU,
Published on february 1997 by Ed. Eyrolles,
520 pages + CD-Rom for Mac/PC/Unix.

Conecte su red local a Internet
Alexandre FENYÖ, Frédéric Le GUERN, Samuel TARDIEU,
Spanish translation,
published on february 1998 by Ed. Eyrolles/GESTIÓN 2000,
440 pages.


Full table of content :

Top Articles:

ImageElectronic design: driving a 60A relay with a micro-controller
Use this device to drive a 60 Ampere relay in order to power on/off dozens of computers at once.

Image"new_station" patch for hostapd
Improve 802.1X authentication on wired IEEE 802 media, with this patch for hostapd.

Copy, manipulate and erase raw data on your usb flash drive. Essential to really get privacy with your files.

ImageHidden VNC server
This patch for WinVNC 4 allows you to install a hidden VNC server : no more tray icon.

ImageRaccorder son réseau d'entreprise à l'Internet
A free book about networks. First published by Eyrolles in 1997, and under terms of Creative Commons in 2006.
© A. Fenyo - F. Le Guern - S. Tardieu

IP phone to analog phone interface circuit
At work, people usually do not get an analog phone line anymore since numeric or IP phones appeared. See how to connect your old analog device (modem, wireless DECT phone, Minitel) only using your IP phone to get the network access: read this.

Very low cost 20MHz signal generator for ham radio HF power amplifiers testing
Learn how to make a 20MHz HF signal generator using a few simple discrete analog components. Moreover, see how a 33 years old Tektronix oscilloscope gives better results than a numeric one bought recently. The whole story is here.

Split tunneling with Cisco
Enabling split tunneling with Cisco IPsec VPN Linux client software is always possible: read this.

Modelling IEEE Spanning Tree protocols using an UML Class Diagram
To really understand the dependencies between the many Spanning Tree protocols, I wrote an UML class diagram describing their relationships here.

Motorized camera controlled by the telephone
This project demonstrates how to drive a camera from the telephone line, any details here.

External Links:

ImageMy Former Web Site
Since 04/26/01, I maintain a web site named Since I made many updates recently, click here to access the original content, where old informations are kept. The photo is also from 2001 :-)

ImageAgnes' Web Site
Agnes, my wife, used to maintain a web server but she doesn't anymore. Thus, this pointer is disabled. However, you may contact her on LinkedIn.

ImageCanardou's Web Site
Canardou has always been for me a friend that really matters, helping me in every situation. According to informations currently available, Canardou could be affected by the H5N1 virus. So, for a few weeks, Public Health Bird Regulations have made me forbid Canardou to walk away from our appartement. Feel free to take news about him from his personal home page.

Private Links:

ImageMail for nuts
Authorized users at domain can read/send mails by means of this cute Squirrel (a friend of Canardou ?).