Báo cáo hóa học: "Review Article Multicast Routing Protocols in Mobile Ad Hoc Networks: A Comparative Survey and Taxonomy Osamah S Badarneh and Michel Kadoch" pdf

... is established and maintained, multicast routing protocols are classified into the following two approaches. (a) The Source-Initiated approach, in which a multicast group is initiated and maintained ... multicast state setup. Discussion. ADMR adapts well to the network load, and also avoids unnecessary redundancy. One of its shortcomings is that a large amount of state i...

Ngày tải lên: 21/06/2014, 22:20

... the investigated system by a set of variables V and a library of elementary actions A containing su spicious and legit- imate actions. A system state s ∈ S is a valuation of all variables in V .Itcanbewrittenass ... on Forensic applications and techniques in telecommunications, information, and multimedia (2008) 7. Ali Reza Arasteha, Mourad Debbabi, Assaad Sakhaa, Mo...

Ngày tải lên: 21/06/2014, 02:20

... in disasters and mass casualty scenarios. When evaluating multiple severely injured patients in a disaster setting, FAST can aid in rapid triage of injured patients and guide operative care. ... compromise. It is useful in diagnosing pericardial effusion, assessing left ventricular ejection fraction, assessing volume status in patients with shock and delineating the eti...

Ngày tải lên: 20/06/2014, 21:20

... 1988. 24 A. T. M Lau, H. Miyake, and W. Takahashi, “Approximation of fixed points for amenable semigroups of nonexpansive mappings in Banach spaces,” Nonlinear Analysis. Theory, Methods & Applications, ... M. De la Sen, “Some combined relations between contractive mappings, Kannan mappings, reasonable expansive mappings, and T-stability,” Fixed Point Theory and Applications, vol...

Ngày tải lên: 21/06/2014, 11:20

... it is against certain security threats, such as replay attacks, denial of service (DoS) attacks, Man -in- the-Middle attacks, counterfeit tags, and breaches of location and data privacy. Also, ... Attack. In replay attacks, attackers usually acquire valid messages in the communications and then resend those messages to tags or readers. Nonetheless, due to the random numbers r 0 and...

Ngày tải lên: 21/06/2014, 11:20

... QoS enabled (a) alarm messages, “QoS-Alarm”, (b) sensing messages, “QoS-Sensing”, (c) overall outcome (alarm and sensing messages), “QoS-Overall”. The fi rst aspect to note is that the lines for ... sensors, as well as LEDs, switches and several input and output pins. Instead of an operating system, the SPOT runs a bare-metal Java VM-Squawk [20]. CHARON is implemented a s a bund...

Ngày tải lên: 21/06/2014, 11:20

... Open Access A survey and taxonomy of distributed certificate authorities in mobile ad hoc networks Mohammad Masdari 1* , Sam Jabbehdari 2 , Mohammad Reza Ahmadi 3 , Seyyed Mohsen Hashemi 1 , Jamshid ... components such as CAs to special characteristics of MANETs. In this arti- cle, we classified various DCA schemes and investigated pros and cons of them. This classificat...

Ngày tải lên: 20/06/2014, 22:20

... overhead. PUMA uses a single control message, a multicast announcement to be precise, to maintain the mesh. All transmissions are broadcast and no unicast protocol is needed. PUMA uses a core-based ... MOSPF&apos ;s basic operations are described as follows: - MOSPF LSA group use the type 6 address. Along with unicast OSPF, all MOSPF routers in one area must have the same data...

Ngày tải lên: 23/11/2012, 15:03

... Because this layer contains user data that supports many protocols such as SMTP, HTTP, TELNET and FTP which have many vulnerabilities and access points for attackers. The main attacks in application ... layer are malicious code attacks and repudiation attacks. 8.1 Malicious Code Attacks Various malicious codes such as virus, worm, spy-wares and Trojan horse attack both operati...

Ngày tải lên: 16/01/2014, 16:33