vulnerabilities of wired and wireless networks

... majority of message fields and their meanings for both TPS-A and TPSB These included temperature, pressure, and sensor ID, as illustrated in Figure We also identified the use of a CRC checksum and determined ... packet with a sensor ID of “DEADBEEF” and a tire pressure of PSI This testing also allowed us to understand the meaning of remaining status flags in the protocol gies, TPMS and ANPR systems exhibit ... match one of the known IDs of its tires, but appears to accept all other packets For example, we transmitted forged packets with the ID of the left front tire and a pressure of PSI and found...

Ngày tải lên: 23/03/2014, 10:20

... performance of ECN and BECN mechanisms through simulation over wired and wireless networks 1.3 Contributions of the thesis The contribution of this thesis is two-fold: ¾ Analysis and characterization of ... ECN and BECN Chapter details the first contribution of this thesis, characterization of TCP-friendly rate control flows for wired networks through real-time measurements and analysis of some of ... for TCP throughput and queue dynamics for ECN and BECN Chapter also presents the comparative performance evaluation of ECN and BECN enabled TCP flows for wired and wireless networks The thesis...

Ngày tải lên: 28/11/2015, 13:34

... more recent introduction of wireless networks such as cellular networks [1], wireless LAN [2] and Personal Area Networks, and the possible interconnections between these networks (see Fig 3-1) ... era of information revolution triggered by a widespread availability of Internet and Internet based applications, further enhanced by an introduction of wireless data networks and extension of ... of the graph The lune of two nodes u and v, shown in Fig 2-1 (in grey) is defined as the intersection of two spheres of radius d(u,v), one centered at node u and the other at node v The use of...

Ngày tải lên: 18/04/2014, 11:24

... selection of Coding Schemes and the number of time slots, GPRS standards have stated 29 handset classes Two of the handset classes are typically implemented, class and class 10 A class handset can ... rates of up to Mbps Another important technology in the evolution of wireless networks is the Wireless Local Area Networks (WLANs) In the early days of WLANs industry-specific solutions and proprietary ... people have come to take for granted in both personal and professional lives 1.1 Evolution of Wireless Networks The earliest origins of wireless technology date back to the late 1700s A French...

Ngày tải lên: 18/10/2013, 12:15

... management in ad hoc wireless networks Connection and traffic management in ad hoc wireless networks Security and privacy aspects of ad hoc wireless networks © 2003 by CRC Press LLC The handbook has the ... characteristics of mobile computing are low bandwidth, mobility, and low power Wireless networks deliver lower bandwidth than wired networks do, and hence, information collection during the formation of a ... personal, local and geographical wireless networks, in Handbook of Wireless Networks and Mobile Computing, I Stojmenovic, Ed., John Wiley & Sons, New York, 2002 [11] R Bruno, M Conti, and E Gregori,...

Ngày tải lên: 03/06/2014, 01:08

... bandwidth of 100 Mbps with propagation delay 10 ms The wireless link between BS and D has a bandwidth of Mbps with propagation delay of 50 ms otherwise noted On the other hand, in multi-hop wireless ... unnecessarily and avoid spurious retransmissions and thereby increase the performance of TCP over wireless networks List of Abbreviations ACL: accuracy of congestion loss; ARL: accuracy of random loss; ... based wireless network, a TCP connection between sender (S) and receiver (D) are connected to wired and wireless network and is routed through a base station BS The wired link between the S and...

Ngày tải lên: 21/06/2014, 02:20

... and 1.01 Mbps, with an average of 8.6 Mbps (which is also the result of [9]) The cell edge results span from 100 kbps to EURASIP Journal on Wireless Communications and Networking percentage of ... class of simulators which is capable of making very long SON simulations with the necessary level of accuracy It can be understood as a smart extension of snapshotbased tools with a time axis and ... where PT,u is the total transmit power of user u, Pmax is the maximum transmit power, and Mu is the number of EURASIP Journal on Wireless Communications and Networking PRBs allocated to user u...

Ngày tải lên: 21/06/2014, 11:20

... degree of statistical multiplexing number of flows over wireless links is different from that over wired links For example, a wireless link only has several flows instead of hundreds of flows over a wired ... AQM schemes over wired and wireless networks In these experiments, we use the “gentle” version of RED The parameters of REM were chosen as recommended in [2], and the parameters of AVQ were chosen ... of REM, and is larger than that of RED and AVQ Packet loss ratio (Figure 3(b)) of REAQM is smaller than other schemes Link utilization (Figure 3(c)) of REAQM is comparable with that of REM, and...

Ngày tải lên: 22/06/2014, 22:20

... Ibrahim and Paleolog as lymph nodes and joints at various stages of disease in susceptible DBA/1J and resistant FVB/N strains In parallel, a genome screen was performed of the F2 progeny mice of a ... susceptible and resistant rat strains Several loci that control the onset of arthritis, the severity and chronicity of the disease, and autoantibody production have been identified and been confirmed ... activation, as well as expression of antiapoptotic proteins Bcl-2 and members of the inhibitor of apoptosis family (cIAP-1, XIAP and survivin, which directly bind to and inhibit caspases), was strikingly...

Ngày tải lên: 09/08/2014, 01:23

... features: availability of local close kin, level of involvement of family friends and neighbours, and the level of interaction with the community and voluntary groups Thus, networks are characterised ... mean of total number of needs was 10.0 (s.d 3.3, range 3-19), and of these 7.38 were met needs (s.d 2.8, range 0-17) and 2.64 were unmet needs (s.d 2.5, range 0-11) The frequency of CANE met and ... low levels of community involvement and composed of few close local family ties (generally only one) and a small number of friends and/ or neighbours; whilst high-community involvement networks...

Ngày tải lên: 12/08/2014, 01:21

... existing collaborative networks among the Baylor College of Medicine, community physician members of the Harris County Medical Society, and the infrastructure and networks of the Harris County ... immunizations, and credentialing of volunteer physicians, nurses, and PAs The group also determined to look after the ‘mental health’ of the incident command group and others providing leadership and service ... Incident Command was required to change the ‘game plan’ dozens of times because original objectives given to the command staff often changed as a result of local changes in numbers of evacuees and availability...

Ngày tải lên: 12/08/2014, 23:20

... University of Waikato, New Zealand Stefan J Boddie, University of Waikato, New Zealand Ian H Witten, University of Waikato, New Zealand Section IV: Use and Impact Chapter XI Digital Libraries and Society: ... Participation summary of ICADL conferences ICADL 1998 # of Papers 23 # of Papers from Asia 18 # of Countries # of Countries from Asia # of Institutions 17+ # of Institutions from 12+ Asia # of Academic ... computer networks and various forms of information technologies around the world, a partial fulfillment of Bush’s 1945 dream “memex” of a personal microfiche-based system to tackle the problem of information...

Ngày tải lên: 01/06/2014, 00:46

... possibilities of implementing Profibus DP on hybrid wired/ wireless networks, based on Ethernet and Bluetooth, respectively In [14], Sousa and Ferreira discussed and described the role of simulation ... Profisafe A Profinet IO Profinet IO is one of the Ethernet-based fieldbus protocols from the IEC 61784 standard and is the successor of Profibus Profinet IO uses switched 100 Mbit/s networks to ... solution for end-to-end security and safety in wired/ wireless networks and is transparent to the underlying transmission media Seamless integration of safe and secure wired/ wireless communication In...

Ngày tải lên: 20/06/2014, 22:20

... Gerla, G Pei, and C.-C Chiang, “A group mobility model for ad hoc wireless networks, ” in Proceedings of the 2nd ACM International Workshop on Modeling, Analysis and Simulation of Wireless and Mobile ... FRW, and MAN mobility models These findings are important for understanding the behavior of routing protocols and their effect on TCP performance Figures and show the percentage of short and medium ... unpredictable movement of particles in physics In this model, a node moves from its current position to a new position by selecting a random direction and a random speed The node randomly and uniformly...

Ngày tải lên: 21/06/2014, 11:20

... of colleagues of the intelligent systems and advanced telecommunication (ISAT) laboratory of the department of computer science of the University of Cape Town for proofreading and reviewing an ... scale wireless sensor networks, ” in Proceedings of the 1st ACM International Workshop on Wireless Sensor Networks and Applications, pp 12–21, September 2002 [14] A Nasipuri and S Das, “On-demand ... impact of reliability on TE parameters (iv) Quality of Paths The quality of paths used by MCMP and ECMP schemes indicates the path length (number of hops of paths used), path usage (frequency of...

Ngày tải lên: 21/06/2014, 17:20

... bounding box of an GT object with → centroid x GT and let dGT be the length of the bounding box’ → → diagonal of the GT object Let b AR and x AR be the bounding box and the centroid of an AR object ... impact on the expressiveness of the computed measures Out of the results of the analysis of the measures and the presentation of desirable modifications, a subset of expedient measures is proposed ... the Prec and Sens are of equal importance In this case, α is set to 0.5 and called F-Score which is in this case the the harmonic mean of Prec and Sens: F-Score = Measures the number of false...

Ngày tải lên: 22/06/2014, 00:20

... interpolation): out of 16 packets lost; out of 16 packets lost; 12 out of 16 packets lost; (Column 2, before interpolation): out of packets lost; out of packets lost; and out of packets lost; (Column ... interpolation): out of 16 packets lost; out of 16 packets lost; 12 out of 16 packets lost; (Column 4, after interpolation): out of packets lost; out of packets lost; and out of packets lost Next, ... well With the demand on tetherless connectivity, there has been a surge of research activities in the area of wireless communication [13] Differing from wired communication, wireless communication...

Ngày tải lên: 22/06/2014, 00:20

... between the source and terminal of messages in measuring the transport capacity of wireless networks Since the probability distribution gives a relatively thorough description of a random variable, ... value of node degree, including that of the source and that of the terminal Thus, it is easy to understand that k(R) is no greater than F(R) In fact, for any two positive random variables x and ... relationship between max-flow capacity of network and the probability of links’ existence in random networks in a unit square region In this paper, based on the random graph model, we will present...

Ngày tải lên: 22/06/2014, 22:20

... degree and the Ph.D in telecommunications and signal processing in 1987 and 1992, respectively He is member of the CNIT Research Unit of Genoa and responsible of the Signal Processing and Telecommunications ... Dyck, and A Soltanian, “Interference of bluetooth and IEEE 802.11: simulation modeling and performance evaluation,” in Proc 4th International ACM Workshop on Modeling, Analysis and Simulation of Wireless ... single and multiuser scenario 1790 Carlo S Regazzoni is Associate Professor of telecommunications at the Department of Biophysical and Electronic Engineering (DIBE) of the University of Genoa...

Ngày tải lên: 23/06/2014, 01:20

... between different transport protocols for the wired and wireless networks Through the use of the edge proxy located at the boundary of the wired and wireless networks, we demonstrate the ability to ... Internet Wireless LAN Cellular networks Figure 1: Illustration of heterogeneous wired- to -wireless networks networks In this paper, we extend the work in [3] and provide a quantitative evaluation of ... over wireless networks from the requirements for conventional wired networks Then we described the possible end-to-end solutions with and without an edge proxy operating between the wired and wireless...

Ngày tải lên: 23/06/2014, 01:20