By Hiroshi Yasuda (auth.), Naoki Wakamiya, Marcin Solarski, James Sterbenz (eds.)

This quantity of the LNCS sequence includes the lawsuits of the fifth Internat- nal operating convention on lively Networks (IWAN 2003) held within the historic cultural urban of Kyoto, Japan. This 12 months we obtained seventy three submissions. The expanding quantity shows that energetic Networks is still an enticing ?eld of analysis. via - reful reviewing and dialogue, our software committee determined to totally settle for 21 papers. 3 papers have been conditionally approved, and have been integrated after shepherding through participants of the technical application committee. This quantity hence comprises those 24 papers which have been provided at IWAN 2003. extra papers have been provided in a poster consultation on the convention. the simplest paper award went to Kenneth L. Calvert, James N. Gri?oen, - jati Imam, and Jiangbo Li (University of Kentucky) for “Challenges in Imp- menting an ESP Service,” which starts those court cases and which started the papers within the excessive functionality & community Processors consultation. Papers in those lawsuits are geared up into seven classes: High-Level energetic community - plications, Low-Level lively community purposes, Self-Organization of energetic providers, administration in lively Networks, studies with carrier Engin- ring for energetic Networks, and chosen themes in energetic Networks, starting from threat administration to context-aware handover and peer-to-peer communications.

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Extra resources for Active Networks: IFIP-TC6 5th InternationalWorking Conference, IWAN 2003, Kyoto, Japan, December 10-12, 2003. Proceedings

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Threads run on a fixed number of core processors, sharing the memory units, such as lookup trees, instruction memory, and global packet buffers. An alternative to run-to-completion is the pipeline model. Here, the forwarding process is divided into different stages, and each stage is handled by another core processor with its own instruction memory [24]. 22 A. Kind, R. Pletka, and M. Waldvogel Appl Interfaces Network Services APIs Network . . . . . Appl Control Ingress Data . . Ingress Management Node Services APIs Switch Fabric Network Processor Network Processor Egress Egress Control Processor .

Paxson. Stream Control Transmission Protocol. RFC 2960, IETF, Oct. 2000. 23. D. L. Tennenhouse and D. J. Wetherall. Towards an active network architecture. ACM Computer Communication Review, 26(2):5–18, Apr. 1996. 24. M. Venkatachalam, P. Chandra, and R. Yavatkar. A highly flexible, distributed multiprocessor architecture for network processing. Computer Networks, 41(5):563–586, Apr. 2003. 25. T. Wolf and J. Turner. Design issues for high-performance active routers. IEEE Selected Areas in Communications, 19(3):404–409, Mar.

18 in which the ARB is installed. The ARB operates at 64b/66MHz PCI speed. 600 Theoretical transfer rate Measured transfer rate RTT 400 200 0 100000 Packets sent [pps] 5000 4500 4000 3500 3000 2500 2000 1500 1000 500 0 1e+06 1000 600 400 Theoretical transfer rate Measured transfer rate RTT 200 0 100000 Packets sent [pps] (a) 72B/packet, PromethOS/host CPU 5000 4500 4000 3500 3000 2500 2000 1500 1000 500 0 1e+06 (b) 1460B/packet, PromethOS/host CPU 1000 100 1000 80 800 80 800 60 600 60 600 40 20 Theoretical transfer rate Measured transfer rate RTT 0 100000 Packets sent [pps] 400 200 0 1e+06 (c) 72B/packet, PromethOS/ePPC Transfer rate [mbps] 100 RTT [µs] Transfer rate [mbps] 800 40 20 400 Measured transfer rate RTT 0 100000 Packets sent [pps] RTT [µs] 800 Transfer rate [mbps] Transfer rate [mbps] 1000 RTT [µs] L.

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