Publications (1992 - 1998)
1998
| Ola Espvik, Terje Jensen, Bjarne E Helvik | “EURESCOM project P806-GI; A Common Framework for QoS/Network Performance in a Multi-Provider Environment”, Telektronikk, Vol. 94, No. 2, pp. 84-87, 1998 |
| Arne Folkestad and Peder J. Emstad | The Heavy Traffic Case of an Approximation Method for the Output Processes from Leaky Buckets. The 14th Nordic Teletraffic Seminar (NTS-14), Lyngby, Denmark, 18-20 August 1998. |
| Bjørn Gulla, Tor Arne Iversen, Stein Erik Myklebust and Per-Oddvar Osland | Improving IN Usability with GIN, in Proceedings of the 5th International Conference on Intelligence in Networks, Bordeaux, France, May 1998 |
| Poul E. Heegaard, Bjarne E. Helvik, Norvald Stol | Genetic algorithms for dimensioning of full service access networks. In The 14'th Nordic Teletraffic Seminar (NTS-14), Copenhagen, Denmark, 18-20 August 1998. |
| Poul E. Heegaard | The applicability of importance sampling in performance simulation of networks. In The 14'th Nordic Teletraffic Seminar (NTS-14), Copenhagen, Denmark, 18-20 August 1998. |
| Poul E. Heegaard | A Scheme for Adaptive Biasing in Importance sampling. AEÜ International Journal of Electronics and Communication. Vol. 52(3), pp 113-212, May 1998. Special issue on Rare Event Simulation. |
| Nils Holte, Einar J. Aas, Bjarne E. Helvik, Olav Egeland, Ragnar Hergum | “Utdanningsbehov for siv.ing. og cand.scient. innen IKT; Telekommunikasjon, elektronikk og teknisk kybernetikk”, Norges Forskningsråd (28 s), Mars 1998. |
| Audun Jøsang, Svein J. Knapskog | A metric for trusted systems, Global IT security pp. 541-549, IFIP TC11 14th International Conference on Information Security, 31/8-2/9 Wien/Budapest, 1998. |
| Audun Jøsang, Svein J. Knapskog | A Metric for Trusted Systems (full paper), Proceedings of the 21st National Security Conference, 21st National Security Conference, Crystal City, Virginia, USA, 1998. |
| Audun Jøsang | A Subjective Metric of Authentication, In the Proceedings of ESORICS'98. Louvain-la-Neuve, Belgium, Springer, 1998. |
| Audun Jøsang | Reliability Analysis with Uncertain Probabilities”, In the Proceedings of the 4th International Conference on Probabilistic Safety Assessment and Management (PSAM4), Springer, 1998. |
| Audun Jøsang | A hard problem: Disclosing how to break public-key cryptosystems, In the Proceedings of NORDSEC'98. Trondheim, Norway, NTNU, 1998. |
| Svein J. Knapskog, Knut Johannesen | A knockout switch with uniform fairness, 6th International Conference on Telecommunication Systems - Modeling and Analysis, Nashville, USA, 1998-03-08 |
| Arne Myskja | T. Engset in New Light. The 14th Nordic Teletraffic Seminar (NTS-14), Lyngby, Denmark, August 18-20, 1998. |
| Arne Myskja | Translation Norwegian - English of Unpublished Report, Kristiania (Oslo) 1915: T. Engset: On the Calculation of Switches in an Automatic Telephone System. Telektronikk, vol. 94, no. 2, pp. 99-142, 1998. |
| Arne Myskja | The Engset Report of 1915. Summary and Comments. Telektronikk, vol. 94, no. 2, pp. 143-153, 1998. |
| Arne Myskja | The Man Behind the Formula. Biographical Notes on Tore Olaus Engset. Telektronikk, vol. 94, no. 2, pp. 154-164, 1998. |
| Per-Oddvar Osland and Peder J. Emstad | Characterisation and Parameter Estimation of a non-Homogeneous Arrival Process, in Proceedings of the 14th Nordic Teletraffic Seminar, Copenhagen, Denmark, August 1998 |
1997
| F.A. Aagesen | QoS Frameworks for Open Distributed Processing Systems, Telektronikk, ISSN 0085-7130, No.1, pages 26-41, 1997. |
| Bræk, Shakeri | Specifications and descriptions in mechatronic product development - with an introduction to SDL. International workshop on mechatronics design and modelling, Ankara, Turkey, September 1997. |
| P. Csurgay, A. Oesleboe, F.A. Aagesen | Teleservices and Internet Application Technology, IFIP TC6 International Symposium on Network Information Processing Systems, Sofia, Bulgaria, 14-16 October 1997. |
| Peder J. Emstad and Per-Oddvar Osland | Mobility of IN Users - Study of a Scheduling Strategy for Load Distribution, in Proceedings of the 5th International Conference on Telecommunication Systems, Modeling and Analysis, Nashville, USA, March 1997 |
| A. Folkestad and C. Roche | “Deadlock Probability in Unrestricted Wormhole Routing Networks”. In Proceedings of the IEEE International Conference on Communications (ICC'97), Montreal, Canada, June 1997. |
| Arne Folkestad and Per-Oddvar Osland | Load Control in the Intelligent Network, in Proceedings of the Norwegian Informatics Conference (NIK'97), Voss, Norway, November 1997 |
| Poul E. Heegaard | A survey of Speedup simulation techniques. Workshop on Rare Event Simulation. Aachen, Germany, 28-29 Aug, 1997. |
| Poul E. Heegaard | A Scheme for Adaptive Biasing in Importance sampling. Workshop on Rare Event Simulation. Aachen, Germany, 28-29 Aug, 1997. |
| Poul E. Heegaard | Efficient simulation of network performance by importance sampling. In Proc. of the 15th International Teletraffic congress - ITC 15. Washington D.C., USA, 23-27 June, 1997. |
| A. Jøsang | A Model for Trust in Security Systems. Proceedings of the Second Second Nordic Workshop on Secure Computer Systems. Karila, Arto and Aalto, Timo. Helsinki University of Technology. November, 1997 |
| A. Jøsang | Artificial Reasoning with Subjective Logic. Proceedings of the Second Australian Workshop on Commonsense Reasoning. Abhaya Nayak.1997 |
| A. Jøsang | A Trust Policy Framework. Proceedings of the 1997 International Conference on Information and Communication Security. Yongfei Han. Springer-Verlag. 1997 |
| A. Jøsang | Prospectives for Modelling trust in Information Security. Proceedings of the 1997 Australasian Conference on Information Security and Privacy. Varadharajan, Vijay. Springer-Verlag. 1997 |
| Audun Jøsang, Filip van Laenen, Svein J. Knapskog, Joos Vandewalle | How to trust systems, Information security in research and business, 13th International Conference on Information Security, København, 1997 |
| Svein J. Knapskog | Hvordan beskytte dine data og datanettverk, Gjensidige - konferansen ´97, 1997 |
| S.K. Palat and S. Andresen | Comparison of Replication of the User Mobility Profile With Caching for Reduction of HLR Accesses, 1997 IEEE International Conference on Personal Wireless Communications (ICPWC'97), Mumbai (Bombay), India, December 17-19, 1997. |
| Shakeri, Bræk | Development of Mechatronic Systems, ICEE'97, Teheran, Iran, June 1997. |
| Shakeri, Bræk | Modelling the Behaviour of Mechatronic Systems. International Conference on Engineering Design (ICED), Tampere, Finland, August 1997. |
| Shakeri | Tracability and functional localisation in mechatronic systems, Intelligent Industrial Automation (IIA'97), Nimes, 16-19 September 1997. |
| Shakeri | A reference model for mechatronic systems, Intelligent Industrial Automation (IIA'97) Nimes, 16-19 September 1997. |
1996
| Ragnar Andreassen | “Correlation properties of MPEG VBR video sources: Relative importance of short and medium term correlation on ATM multiplexer performance”, In Proc. IFIP/IEEE Broadband Communications '96, Chapman Hall, pp. 40-52. |
| Ragnar Andreassen, Poul E. Heegaard and Bjarne E. Helvik | “Importance sampling for speed-up simulation of heterogenous MPEG sources”, In Proc. 13th Nordic Teletraffic Seminar, pp. 190-202, Trondheim, Norway, 1996. |
| Ragnar Andreassen | “Coding parameters and traffic characteristics of MPEG-2 VBR video sources”, In Proc. 13th Nordic Teletraffic Seminar, pp. 162-175, Trondheim, Norway, 1996. |
| Steinar Andresen and J. Smith | “A Road Transport Service Architecture”, INDC '96, Trondheim, Norway, 1996. |
| Steinar Andresen | On optical switching - a proposal for an all optical ATM switch, Telektronikk 2.96. |
| Rolv Bræk, Øystein Haugen, Birger Møller-Pedersen | A simple and practical Solution to the Inheritance of Behaviour of Statechart-like Specified Classes. Norwegian Informatics Conference 1996 (NIK'96), Alta, Norway, 18-20 Nov. 1996. |
| R. Bræk | «SDL basics», Computer Networks and ISDN Systems, vol. 28, no. 12, 1996. |
| P.J. Emstad and A. Folkestad | “Simultaneous Resource Possession in Distributed Systems”. In Proceedings of the 4th International Conference on Telecommunication Systems, Nashville, TN, USA, March 1996. |
| A. Folkestad and P.J. Emstad | “A Token Based SDP Load Control Scheme”. In Proceedings of the ITC Specialists Seminar on Control in Communications, Lund, Sweden, September 1996. |
| A. Folkestad and C. Roche | “Deadlock Probability in Unrestricted Wormhole Routing Networks”. The Thirteenth Nordic Teletraffic Seminar (NTS-13), Trondheim, Norway, August 1996. |
| Arne Folkestad, Per-Oddvar Osland and Peder J. Emstad | On Load Control for Service Data Points, in Proceedings of the 4th International Conference on Intelligence in Networks, Bordeaux, France, November 1996 |
| Poul E. Heegaard | Adaptive Optimisation of Importance Sampling for Multi-Dimensional State Space Models with Irregular Resource Boundaries, In Proc. of The 13th Nordic Teletraffic Seminar (NTS-13), pages 176-189, Trondheim, Norway, 20-22 August 1996. |
| A. Jøsang and K. Johannessen | «Authentication in analogue telephone access networks», Proc. of Pragocrypt '96, Praha, 1996. |
| A. Jøsang | «The right type of trust for distributed systems», Proc. of the NSPW '96, Lake Arrowhead, California, 1996. |
| Arne Myskja and Boning Feng | A Note on the Effect of Correlation on Measurement of Traffic. The 13th Nordic Teletraffic Seminar (NTS-13), Trondheim, Norway, August 20-22, 1996. |
| S. K. Palat and S. Andresen | “User Profiles and their Replication for Reduction of HLR Access and Signalling Load”, ICUPC 96, Cambridge, MA, USA, 1996. |
1995
| F.A. Aagesen | Architectures for the Modelling of QoS Functionality, Telektronikk, 1995. |
| F.A. Aagesen and J.K. Hellan | On Constructive Models for QoS Functionality, International Teletraffic Seminar 95, Bankok, November 1995. |
| Ragnar Andreassen, Peder J. Emstad and Tore J. Riksaasen | >Cell losses of multiplexed VBR MPEG sources in an ATM-multiplexer. The twelfth Nordic Teletraffic Seminar, VTT Symposium 154, Technical Research Centre of Finland. Helsinki, Finland, 1995. |
| Tore J. Berg and Peder J. Emstad | Performance of Packet Switched Services in Spread-Spectrum Radio Networks. Telektronikk, vol. 91, no. 4, 1995. Special Issue on Mobile Telecommunication. |
| R. Bræk, A.Sarma, editors SDL´95 | With MSC in CASE. Proceedings of the seventh SDL Forum, Oslo, Norway, 26-29 September 1995, Elsevier Science 1995. ISBN 0 444 822690. |
| Peter Csurgay and F.A. Aagesen | A Distributed SDL-based Intelligent Network Laboratory, Seventh SDL Forum, Elsevier Science Publisher ISBN; 0 444 82269 0, pp. 15-24, Oslo, Norway, September 1995. |
| P.J. Emstad and A. Folkestad. | “Models for Resource Usage in Intelligent Networks”. In Proceedings of the International Teletraffic Seminar, Bangkok, Thailand, 28 Nov. - 1 Dec. 1995. |
| P.J. Emstad and A. Folkestad | “On Traffic Modelling for IN”. In Proceedings of the 12th Nordic Teletraffic Seminar (NTS-12), Espoo, Finland, 22-24 August 1995. |
| Boning Feng and Arne Myskja | Analysis of External Traffic at UNIT/SINTEF's MD110 Telephone Exchange. Telektronikk, vol. 91, no. 2/3, pp. 119-129, October 1995. |
| A. Folkestad, S. Kleier and C. Görg | “Impact of UPT Services on Network Performance and Call Set-Up Times: Distribution of UPT Service Logic in SS7”. In Proceedings of the 15th International Switching Symposium (ISS '95), Berlin, Germany, 23-28 April 1995. |
| T. Frotveit, R. Bræk and S. Andresen | Modeling Advanced Transport Telematics Architectures using formal definition techniques. IEEE, VNIS 95, Seattle, USA, 1995. |
| Poul E. Heegaard | Rare event provoking simulation techniques. In proceeding of the International Teletraffic Seminar (ITS), Bangkok, Thailand, 28 Nov. - 1 Dec. 1995. |
| Poul E. Heegaard | Speed-up techniques for high-performance evaluation. Telektronikk, vol. 91, no. 2/3, pp. 195-207, 1995. Special Issue on Teletraffic. |
| Poul E. Heegaard | Comparison of speed-up techniques for simulation.. In proceeding of the 12th Nordic Teletraffic Seminar (NTS-12), Espoo, Finland, 22-24 August 1995. |
| J.K. Hellan, F.A. Aagesen and J. Audestad | On the Applicability of an ODP-compatible Framework to the Specification fo GSM, IEEE TINA, Melbourne, February 1995. |
| Bjarne E. Helvik and Lars Hofseth | Self-similar traffic and multilevel source models, In proceeding of the 12th Nordic Teletraffic Seminar (NTS-12), Espoo, Finland, 22-24 August 1995. VTT Symposium Series. |
| Bjarne E. Helvik and Norvald Stol | ATM traffic experiments; a laboratory study of service interaction, loss fairness and loss characteristics. In proceeding of the 12th Nordic Teletraffic Seminar (NTS-12), Espoo, Finland, 22-24 August 1995. VTT Symposium Series. |
| Bjarne E. Helvik | Synthetic Load Generation for ATM Traffic Measurements. Telektronikk, vol. 91, no. 2/3, pp. 174 - 194, October 1995. |
| Audun Jøsang | Security Protocol Verification using SPIN. Proceedings of the First SPIN Workshop. J-Ch. Gregoire. INRS-Telecommunication, Montreal, Canada. October, 1995 |
| Audun Jøsang | The difficulty of standardizing smart card security evaluation. Computer Standards and Interfaces Journal, volume 17, number 4, pages 333-341. Elsevier Science. September, 1995 |
| S. J. Knapskog | Security in Computer Networks. 2nd European School for Continuing and Vocational Education, Barcelona, Spain, 3-5 June 1995. Course material distributed to summer school participants. |
| Arne Myskja and Boning Feng | On the Significance of Third Moment in the Arrival Distribution: The 12th Nordic Teletraffic Seminar (NTS-12), Espoo, Finland, August 22-24, 1995. |
| Arne Myskja | Guest Editorial. Telektronikk, vol. 91, no. 2/3, pp. 1-2, October 1995. |
| Arne Myskja | An Introduction to Teletraffic. Telektronikk, vol. 91, no. 2/3, pp. 3-40, October 1995. |
| Arne Myskja | A Tribute to A.K. Erlang. Telektronikk, vol. 91, no. 2/3, p. 41, October 1995. |
| Tore Riksaasen | Telematikknett, Universitetsforlaget 1995. |
1994
| F.A. Aagesen | On a Quality Service Operational Architecture, IFIP SEACOMM, Kualalumpur, October 1994, Chapmann and Hall Ltd. |
| R. Bræk, Ø. Haugen, G. Melby | SISU metodikk gjør jobben (SISU Methodology does the Job), Elektronikk, no. 10, 1994. |
| Bjarne E. Helvik and Poul E. Heegaard | A Technique for Measuring Rare Cell Losses in ATM Systems. STF40 A94083. Reprint from 14th International Teletraffic congress - ITC 14. Antibes Juan-les-Pins, France, 6-10 June, 1994. |
| Bjarne E. Helvik and Sven Arne Gylterud | Identification of operational modes of distributed systems by cluster analysis. In Nordic Seminar on Dependable Computing Systems'1994 , Copenhagen, Denmark, August 1994 (STF40 A94108). |
| S. F. Mjølsnes, S. J. Knapskog | Sikkerhetsevaluering av delt EDB-system for Bodø kommune. SINTEF DELAB Rapport STF40 F93156. Jan. 1994. |
| S. J. Knapskog | Sikkerhetsevaluering av delt EDB-system for Trondheim kommune. SINTEF DELAB Rapport STF40 F94052. May 1994. |
| S. J. Knapskog | Sikkerhetsevaluering av delt EDB-system for Frogn kommune. SINTEF DELAB Rapport STF40 F94078. May 1994. |
| S. J. Knapskog, Rolf Michelsen | Sikkerhetsevaluering av delt EDB-system for Stord kommune . SINTEF DELAB Rapport Sept. 1994. |
| S. J. Knapskog | IT Systems Security, 1st European School for Continuing and Vocational Education, Barcelona, Spain, 1994-07-27/29. Course material distributed to summer school participants. |
| Y. Li and S. Andresen | “Multimedia Traffic Management Principles for Guranateed Wirless Network Performance”, ICUPC 94, San Diego, USA, 1994. |
| Y. Li and S. Andresen | “An extended Packet Reservation Multiple Access Protocol for Wirless Multimedia Communications”, PIMRC and WCN, The Haugue, The Netherlands 1994. |
1993
| F.A. Aagesen | A Flow Management Architecture for B-ISDN,IFIP International Conference on Intergrated Broadband Communication Networks and Services, Copenhagen, April 1993. Published by Elsevier Science Publisher B.V. (North Holland), 1994. |
| S. Andresen, B. G. Andersen and S.O. Sviden | “An Intelligent Co-pilot - RTI as value added services to the GSM mobile telephone”, Ottawa, Canada, 1993. |
| R. Bræk, Ø. Haugen | Engineering Real Time Systems - An Object Oriented Methodology using SDL, Hemel Hempstead: Prentice Hall, 1993. |
| R. Bræk, Ø. Haugen | SDL Methodology Tutorial. Sixth SDL Forum. Darmstadt, October 1993. |
| Ø. Haugen, R. Bræk and G.Melby | The SISU project. In O. Færgeman, A Sarma (ed); SDL ´93, Using Objects Proceedings of Sixth SDL Forum. Darmstadt, October 1993. Elsevier, 1993. |
| Poul E. Heegaard and Bjarne E. Helvik | Establishing ATM source models for traffic measurements. In Karl Lindberger, editor, The 11th Nordic Teletraffic Seminar (NTS-11), Stockholm, Sweden, 24 - 26 August 1993. Telia Research. Also available as STF40 A93110. |
| Bjarne E. Helvik, Ole Melteig and Leif Morland | The synthesized traffic generator; objectives, design and capabilities. In Integrated Broadband Communication Networks and Services (IBCN&S). IFIP, Elsevier, Copenhagen, Denmark, April 20-23 1993. (STF40 A993077) |
| S. J. Knapskog | IT Systems Security - Standardisation and Evaluation. Systech Security Seminar, Rome, Italy, 1993-06-21/23. Course material distributed to seminar participants. |
| Y. Li and S. Andresen | “Design Issues Of Multipoint Multimedia Conference For Mobile Communications Network.” Multimedia 93, First Int'l Conf. on Multimedia, Anaheim, California, 2-6 August 1993. |
| Y.Li and S. Andresen | “Design issues of Multipoint Multimedia Conference for Mobile Communications Network”, The 4. Int. Symp. on Personal, Indoor and Mobile Radio Communications, 9-11 Sept. 1993. |
| T. E. Wisløff and S. Andresen | “Positioning and Traffic Information by Cellular Radio”, VNIS Conference '93, Ottawa, Canada, 1993. |
1992
| F.A. Aagesen | A Cooperative Flow Management Scheme for ATM, Norsk Informatikk Konferanse, Tromsø, Norwaym, November, 1992. |
| Poul E. Heegaard and Bjarne E. Helvik | Dependability simulation of systems modelled by local state diagrams; application of importance sampling. In Nordic Seminar on Dependable Computing Systems 1992 (NSDCS'92), August 19 - 21 1992. (Also available as STF40 A92113) |
| Poul E. Heegaard, Bjarne E. Helvik and Norvald Stol | Efficient traffic algorithms for general complex resource handling problems. In The 10th Nordic Teletraffic Seminar (NTS-10), pages 105-116, Århus, Denmark, August 25 - 27 1992. Jydsk Telefon. Also available as STF40 A92115 |
| Bjarne E. Helvik and Per R. Hokstad | The colouring of ATM cell streams passing a FIFO buffer. In The 10th Nordic Teletraffic Seminar (NTS-10), pages 363-372, Århus, Denmark, August 25 - 27 1992. Jydsk Telefon. Also available as STF40 A 92133. |
| Terje Jensen and Arne Myskja | Multilayer Cell Structures in Future Mobile Communication Networks. The 10th Nordic Teletraffic Seminar (NTS-10), Århus, Denmark, August 25-27, 1992. |
| S. J. Knapskog | International Audit Benchmarks: Consequences of International Standardisation on National Projects ( for example: ORANGE BOOK) and European Projects (ITSEC). Presentation at SECURICOM ´92 in PARIS. Printed in Securicom´92 Conference Proceedings. |
| S. J. Knapskog | International Standards: A Path to International Harmonization. Introduction to Panel Discussion, National Computer Security Conference, Baltimore, USA, 1992-10-13/16. |
| S.J.Knapskog, E.Swane, F.Lønnum, L. Bjerkan | Fingerprint analysis - preproject. SINTEF.DELAB Report STF40 F92063. June 1992. |
| Arne Myskja and Terje Jensen | Performance Study for Wireless Access Networks for UPT: Multilayer Cell Structures for Future Mobile Communication. 8th ITC Specialist Seminar on Universal Personal Telecommunication, Santa Margherita Ligure (Genova), Italy, October 12-14, 1992. |