a survey of secure mobile ad hoc routing protocols

... phỏng ad-hoc Ad-hockey là một chương trình Perl / Tk hỗ trợ trực quan của mô phỏng ad-hoc Thật không may, tôi không thể có được công cụ visualizer Ad-hockey để làm việc vì vấn đề tương thích của ... giao thức định tuyến như động Source Routing (DSR), Ad Hoc On-Demand Distance Vector Routing (AODV), Destination sắp xếp trình tự Distance-Vector (DSDV) và thời Ordered Routing Algorithm (Tora) ... về Routing Protocols Ad-hoc Điểm đến sắp xếp trình tự Distance-Vector (DSDV) Các Destination-tiếp nối theo Distance-Vector (DSDV) Routing Algorithm được dựa trên ý tưởng của các cổ điển Bellman-Ford

Ngày tải lên: 21/08/2015, 16:37

... C and so on An acknowledgement can provide confirmation that a link is capable of carrying data, and in wireless networks, acknowledgements are often provided by an existing standard part of ... interference characteristics Measurements have shown that at any value of distance d, the path loss PL(d) at a particular location is random and distributed log-normally (in dB) about the mean distance-dependent ... set a higher transmission range of a mobile node But it may not always be wise to choose a higher transmission range Because other performances of a network such as overhead packet generation,

Ngày tải lên: 27/07/2022, 11:27

... các điều kiện thực tiễn Trang 14 Tài liệu tham khảo[1] S Basagni, I Chlamtac, V.R Syrotiuk, and B.A Woodward, “ADistance Routing Effect Algorithm for Mo bility (DREAM),” Proc.MOBICOM Conf 1998, ... D.A Maltz, D.B Johnson, Y.-C Hu, and J Jetcheva, “APerformance Comparison of MultiHop Wireless Ad Hoc Network Routing Protocol s,” Proc MOBICOM Conf 1998, pp 85-97, Oct 1998 [3] J.J Garcia-Luna-Aceves ... động DSR (Dynamic Source Routing), giao thức định tuyến vector khoảng cách theo yêu cầu AODV (Ad hoc On- demand Distance Vector routing) Để chủ động và đạt tính hiệu quả cao trong mọi điều kiện

Ngày tải lên: 02/06/2015, 16:33

... Ad Hoc Networks (MANETs) As nodes in mobile ad hoc network may spread over a large geographical range thanthe communication signal can reach, they may have to communicate over multi-hops As a ... especially thank a couple of my former lab-mates whom havealready graduated and moved onto better things in life They are Wu Min Tao, Zou JiaYuan and Emanuel A.Yudanto I had great times hanging around ... Self-Organization is one of the main advantages MANETs offer The reliance on central authorities and infrastructures is removed As such, any form of trustmanagement mechanism has to be adaptive and distributed

Ngày tải lên: 26/11/2015, 10:48

... uniform spatial node distribution that are confined to a square region of fixed areaA The available bandwidth is assumed to have a fixed (but arbitrary) value W We find that the behavior of the ... nodes increases, the achievable throughput can exhibit an up-and-down behavior reaching a a maximum at a critical spatial node density that is proportional to a power of the ratio of the total noise ... probability. This paper examined the uniform throughput of large ad hoc networks confined to a region of fixed area It was found that, for a large enough total area, as the total number of nodes

Ngày tải lên: 22/06/2014, 00:20

... literature IND stands for indistin-guishability whereas CPA and CCA are acronyms for chosen plaintext attack and chosen-ciphertext attack Finally, CCA1 refers to nonadaptive attacks, and CCA2 to adaptive ... may lead to a disaster in case an attack breaks this structure Hence, huge interna-tional projects have been funded to ask for new proposals, with a fair evaluation to check their advantages and ... ElGamal-Paillier amalgam, which merges Pail-lier and the additively homomorphic variant of ElGamal More precisely, it is based on Damg˚ard-Jurik’s (presented above) and Cramer-Shoup’s [55] analyses and variants

Ngày tải lên: 22/06/2014, 06:20

... A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A S S S S S S S S S S S SS S S S S A A A A A A A A A A A A A A A AA AA A A A AA A A A A A A S S A A ... Hamid Sadjadpour Because adaptability greatly improves the performance of a broadcast protocol, we identify three ways in which machine learning can be applied to broadcasting in a mobile ad hoc ... “hello” Packets designated as a broadcast relay gateway (BRG) within the header of a broadcast packet are allowed to rebroadcast the packet The algorithm for a BRG to choose its BRG set is identical

Ngày tải lên: 22/06/2014, 22:20

... (cumulative traffic load along the path) as the main criterion and the standard deviation of path load as the second criterion in route se-lection In [11], Katzela and Naghshineh proposed a load-balanced ... can be applied to a broad range of areas in mobile ad hoc networking QoS provisioning is one of the most important research areas where the QoS Trang 3routing plays a key role in providing paths ... so that the application can adapt accordingly; (2) the link/MAC layer may adjust transmission power of the phys-ical layer to control bit-error rate; (3) the network layer may adjust transmission

Ngày tải lên: 23/06/2014, 00:20

... destination uses its rout-ing table to forward each data packet towards the destina-tion The advantage of this strategy is that routes are adapt-able to the dynamically changing environment of MANETs, ... recalculations are required during data transmission The disadvantage of this strategy is that each intermediate node must store and maintain routing information for each active route and each ... destination The disadvantage of global updates is that they use significant amount of bandwidth Since they do not take any measures to reduce control overheads As a result data throughput may suffer

Ngày tải lên: 23/06/2014, 00:20

... consumption of all nodes Singh and Raghavendra [16] pro-posed the PAMAS protocol, a new channel access protocol for ad hoc networks PAMAS uses two different channels, separate data and signaling channels ... Murugan, S Shanmugavel, S Saravanan, C S Saravanan, and J Venkatakrishnan, “Delay and energy metric based rout-ing algorithms for improvrout-ing efficiency in mobile Ad Hoc networks,” in Proc 3rd Asian ... ’02), Las Vegas, Nev, USA, June 2002 Trang 10[12] D Kim, J J Garcia-Luna-Aceves, K Obraczka, J.-C Cano,and P Manzoni, “Routing mechanisms for mobile Ad Hoc networks based on the energy drain rate,”

Ngày tải lên: 23/06/2014, 00:20

... parties authenticate each other using a certificate created by a certificate authority (CA) This kind of approach cannot be used in an ad hoc scenario be-cause maintenance of a centralized approach ... networks, and disaster area networks are good examples of practical ad hoc networks Ad hoc networks are one of the most researched areas in the present day world A secure networking system must have ... The analysis also outlines the parameter selection criteria for a legitimate node to maintain a margin of advantage over an intruder in creating the certificate Keywords and phrases: key management

Ngày tải lên: 23/06/2014, 00:20

... implements task allocation by reactions added to tuples The MARE control manages nearby mobile agents and allocates tasks to the agents RCSM ADaptive ob-ject containers (ADC) activate tasks in an appropriate ... types of WSNs and appli-cations We omit, for example, data fusion and data aggrega-tion that are beneficial only for applicaaggrega-tions that gather data to a centralized storage In this paper ... network load, accuracy of data, and fault tolerance Network load in this case com-prises of the required data latency, throughput, and reliabil-ity WSN protocols and their functions are adapted according

Ngày tải lên: 23/06/2014, 00:20

... defining a class of permutations by a forbidden set, and the enu-meration of permutations in such classes Soon afterwards various generalizations by Tarjan [36], Pratt [33], and Even and Itai [24] ... Classifications: 05A15, 05A16 Abstract We review the various ways that stacks, their variations and their combinations, have been used as sorting devices In particular, we show that they have ... first generalizations of the ordinary stack appeared a few pages later in [29] than the proof of Proposition 1.3 An input-restricted deque is like a stack in that it has a push operation but the

Ngày tải lên: 07/08/2014, 07:21

... termed a v-valued covering array A covering array of strength t = 2 is sometimes called a pairwise covering array.Such arrays have proven useful in a variety of settings The use of such arrays inapplications ... development of software for this is at a less advanced stage.There are many settings in which covering arrays may be useful An early use ofcovering arrays (framed in terms of a “piercing” set of vertices ... Trang 1A Survey of Binary Covering ArraysJim LawrenceGeorge Mason University, Fairfax, VA 22030 lawrence@gmu.eduRaghu N KackerNational Institute of Standards and Technology, Gaithersburg,

Ngày tải lên: 08/08/2014, 14:23

... through education/information (57.1%) Methadone maintenance Only 10% of agencies surveyed had a methadone mainte-nance program (see Table 3) Of those agencies without a methadone program, 44% had considered ... Toronto, Ontario, Canada and 2 Centre for Addiction and Mental Health and Departments of Psychology and of Public Health Services, University of Toronto, Toronto, Ontario, Canada Email: Karen L Hobden* ... considered nonabstinance an unacceptable treat-ment goal However, acceptance of moderate drinking goals varied according to type of agency Approximately one-half of outpatient treatment agencies considered

Ngày tải lên: 11/08/2014, 18:20

... stages of how a case of neck pain gradually evolves into a brachialgia to end up with a compromised spinal cord. Each stage offered five management choices. Participants were asked at what stages ... Summary of findings Patients who consult any of the chiropractors who participated in this study can expect a relatively similar overall approach to neck pain and radiating arm pain and this approach ... health practitioners It was very rare (0-4%) to treat with paramedical assistance. However, assistance from a general practitioner was suggested by 24% (17-31) already when the arm pain radiates

Ngày tải lên: 13/08/2014, 15:21

... (j.busse@rogers.com)Janey Jim (drjaneyjim@gmail.com)Craig Jacobs (cjacobs@cmcc.ca)Trung Ngo (tngo@cmcc.ca)Robert Rodine (rrodine@cmcc.ca)David Torrance (david.torrance@gmail.com)Abhaya V Kulkarni (abhaya.kulkarni@sickkids.ca) ... & Manual Therapies © 2011 Busse et al ; licensee BioMed Central Ltd. Trang 3Attitudes towards Chiropractic: An Analysis of Written Comments from a Survey of North American Trang 4Email addresses: ... medical community and hospitals It is no question that they are the best at manipulation” Trang 13A number of respondents felt that chiropractors often made false or exaggerated claims: “False

Ngày tải lên: 13/08/2014, 15:21

... Trang 1VIETNAM NATIONAL UNIVERSITY, HANOI UNIVERSITY OF LANGUAGES AND INTERNATIONAL STUDIES FACULTY OF POST-GRADUATE STUDIES NGUYỄN THỊ VÂN ANH A SURVEY OF TEACHERS’ USE OF POST READING ACTIVITIES ... read and evaluating the related answers in verbal or written way (Çalışkan, 2004) According to Eskey (1988) in advanced levels of second language the ability to read the written language at a ... more ideas from them Trang 27Step 3: Data summarizing - The entire data was arranged to prepare for the process of data analysis 4 Data analysis method Quantitative strategy allows the researcher

Ngày tải lên: 28/03/2015, 08:55

... Wireless Systems, Barcelona, Spain, May 2010. [20] I. Askoxylakis, K. Markantonakis, T. Tryfonas, J. May, and A. Traganitis, A face centered cubic key agreement mechanism for mobile ad hoc networks,” ... dedicated hardware (i.e., smart cards), would be a password authentication mecha- nism. A simple approach of a password-based authentication scheme could be the use of sufficiently large and randomly generated ... acting as a backbone network in the a ected area. Internetworking of both types of future networks will provide a broad range of mission critical applications. While offering many advantages, such as...

Ngày tải lên: 21/06/2014, 11:20

... Jabbehdari 2 , Mohammad Reza Ahmadi 3 , Seyyed Mohsen Hashemi 1 , Jamshid Bagherzadeh 4 and Ahmad Khadem-Zadeh 3 Abstract Certificate authorities (CAs) are the main components of PKI that enable us for ... 2011:112 http://jwcn.eurasipjournals.com/content/2011/1/112 Page 5 of 12 REVIEW Open Access A survey and taxonomy of distributed certificate authorities in mobile ad hoc networks Mohammad Masdari 1* , Sam Jabbehdari 2 , Mohammad ... Sen, MG Chandra, P Balamuralidhar, SG Harihara, H Reddy, A scheme of certificate authority for ad hoc networks, in 18th International Workshop on Database and Expert Systems Applications , 615–619...

Ngày tải lên: 20/06/2014, 22:20