Dead Reckoning in Mobile Ad Hoc Networks
... speed (uniformly distributed between 0-20 m/sec). Once the destination is reached, another random destination is targeted after a pause. The pause time is varied that affects the relative speed of the mobile nodes. Note also that a lower pause time indicates higher mobility. In this mobility model, ...
... speed (uniformly distributed between 0-20 m/sec). Once the destination is reached, another random destination is targeted after a pause. The pause time is varied that affects the relative speed of the mobile nodes. Note also that a lower pause time indicates higher mobility. In this mobility model, ...
FREE Sample Here
... 7. Define and describe the media access control method used by Ethernet. ANS: Ethernet uses a control method known as Carrier Sense Multiple Access with Collision Detection (CSMA/CD). All nodes that wish to transmit a frame on the cable are in contention with one another. No single node has priority ...
... 7. Define and describe the media access control method used by Ethernet. ANS: Ethernet uses a control method known as Carrier Sense Multiple Access with Collision Detection (CSMA/CD). All nodes that wish to transmit a frame on the cable are in contention with one another. No single node has priority ...
Implementation of Extensible Authentication Protocol in OPNET
... and interconnected at the network level. Node models are developed in the Node Editor and are expressed in terms of smaller building blocks called modules. Some modules offer capability that is substantially predefined and can only be configured through a set of built-in parameters. These include va ...
... and interconnected at the network level. Node models are developed in the Node Editor and are expressed in terms of smaller building blocks called modules. Some modules offer capability that is substantially predefined and can only be configured through a set of built-in parameters. These include va ...
R045059297
... maintenance in RSEAAODV. This mechanism finds an alternate route for data transfer, when there seems any possibility for link break due to mobility, energy drain and congestion, through cross layer approach. At some fixed interval it continuously check the status of established route, if any node is ...
... maintenance in RSEAAODV. This mechanism finds an alternate route for data transfer, when there seems any possibility for link break due to mobility, energy drain and congestion, through cross layer approach. At some fixed interval it continuously check the status of established route, if any node is ...
TCP for Mobile and Wireless Hosts
... Arbitrary 4 node networks Minimum number of rounds required depends on link capacities ...
... Arbitrary 4 node networks Minimum number of rounds required depends on link capacities ...
Introduction
... What Goes Wrong in the Network? • Bit-level errors (electrical interference) • Packet-level errors (congestion) • Link and node failures • Packets are delayed • Packets are deliver out-of-order • Third parties eavesdrop ...
... What Goes Wrong in the Network? • Bit-level errors (electrical interference) • Packet-level errors (congestion) • Link and node failures • Packets are delayed • Packets are deliver out-of-order • Third parties eavesdrop ...
CloudWatcher: Network Security Monitoring Using OpenFlow in
... Second, we should deploy network security devices considering the dynamism of cloud computing. Let’s consider a case that we install a NIDS on a link between host A and host B, and we let the detection system monitor network traffic produced by a virtual machine running in host A. However, if virtua ...
... Second, we should deploy network security devices considering the dynamism of cloud computing. Let’s consider a case that we install a NIDS on a link between host A and host B, and we let the detection system monitor network traffic produced by a virtual machine running in host A. However, if virtua ...
Chapter 2: Networking Standards and the OSI Model
... • Connectionless protocols – Do not establish connection with another node before transmitting data – Make no effort to ensure data is delivered free of errors – More efficient than connection-oriented protocol – Useful when data must be transferred quickly ...
... • Connectionless protocols – Do not establish connection with another node before transmitting data – Make no effort to ensure data is delivered free of errors – More efficient than connection-oriented protocol – Useful when data must be transferred quickly ...
Overlay Networks
... And, since it didn’t exist, nobody was using it Idea: software implementing multicast protocols And unicast tunnels to traverse non-participants ...
... And, since it didn’t exist, nobody was using it Idea: software implementing multicast protocols And unicast tunnels to traverse non-participants ...
Introduction - Petra Christian University
... What Goes Wrong in the Network? • Bit-level errors (electrical interference) • Packet-level errors (congestion) • Link and node failures • Messages are delayed • Messages are deliver out-of-order • Third parties eavesdrop ...
... What Goes Wrong in the Network? • Bit-level errors (electrical interference) • Packet-level errors (congestion) • Link and node failures • Messages are delayed • Messages are deliver out-of-order • Third parties eavesdrop ...
Chap3-DataLinkLayer - Home
... – Suppose that the bit number 7 has been corrupted during transmission – The receiver recalculate four new VRCs using the same set of bits and the parity bits. – The new parity values (r8, r4, r2, r1) indicates the location of the bit error in case a single-bit error has occurred – The receiver reve ...
... – Suppose that the bit number 7 has been corrupted during transmission – The receiver recalculate four new VRCs using the same set of bits and the parity bits. – The new parity values (r8, r4, r2, r1) indicates the location of the bit error in case a single-bit error has occurred – The receiver reve ...
Learning Bayesian Network Classifiers for Credit Scoring Using
... behaviour of a classifier without regard to class distribution or misclassification cost. The AUROC then provides a simple figure-of-merit for the performance of the constructed classifier. We will use McNemar’s test to compare the PCCs of different classifiers and the nonparametric chi-squared test ...
... behaviour of a classifier without regard to class distribution or misclassification cost. The AUROC then provides a simple figure-of-merit for the performance of the constructed classifier. We will use McNemar’s test to compare the PCCs of different classifiers and the nonparametric chi-squared test ...
Functions of the Layers
... Concepts Introductory material. This slide uses the example from the previous module to review important networking concepts: protocol architecture, protocol layers, encapsulation, demultiplexing, network abstractions. ...
... Concepts Introductory material. This slide uses the example from the previous module to review important networking concepts: protocol architecture, protocol layers, encapsulation, demultiplexing, network abstractions. ...
Week_One_ppt - Computing Sciences
... share the bandwidth evenly without having two devices transmit at the same time on the network medium. This protocol was created to overcome the problem of those collisions that occur when packets are transmitted simultaneously from different nodes. ...
... share the bandwidth evenly without having two devices transmit at the same time on the network medium. This protocol was created to overcome the problem of those collisions that occur when packets are transmitted simultaneously from different nodes. ...
frame-relay interface
... Relay network between two DTEs is called a virtual circuit (VC). The circuits are virtual because there is no direct electrical connection from end to end. With VCs, any single site can communicate with any other single site without using multiple dedicated physical lines. VCs are identified by DLCI ...
... Relay network between two DTEs is called a virtual circuit (VC). The circuits are virtual because there is no direct electrical connection from end to end. With VCs, any single site can communicate with any other single site without using multiple dedicated physical lines. VCs are identified by DLCI ...
3.3 Link spoofing attack
... function as a router and forward packets for other peer nodes. The wireless channel is accessible to both legitimate network users and malicious attackers. There is no well defined place where traffic monitoring or access control mechanisms can be deployed. As a result, the boundary that separates t ...
... function as a router and forward packets for other peer nodes. The wireless channel is accessible to both legitimate network users and malicious attackers. There is no well defined place where traffic monitoring or access control mechanisms can be deployed. As a result, the boundary that separates t ...
The Grid Block Device
... capacity. Secondly, and more imporantly, server performance may become a limiting factor for access to the shared data. In addition, if multiple clusters are connected over a Wide Area Network (WAN) then the bandwidth of this link may become a limiting factor for the performance that can be achieved ...
... capacity. Secondly, and more imporantly, server performance may become a limiting factor for access to the shared data. In addition, if multiple clusters are connected over a Wide Area Network (WAN) then the bandwidth of this link may become a limiting factor for the performance that can be achieved ...
21. + 24. P2P (21.4.+28.4.) - ole unibz
... • When looking for a piece of data, it is important to return the id of the node responsible for that piece of data. • This is achieved by performing routing of the request from the node that originated the request to the node responsible for the key associated to the data one is looking for. ...
... • When looking for a piece of data, it is important to return the id of the node responsible for that piece of data. • This is achieved by performing routing of the request from the node that originated the request to the node responsible for the key associated to the data one is looking for. ...
9781423902454_PPT_ch02 - Advanced Computer Maintenance
... • Connectionless protocols – Do not establish connection with another node before transmitting data – Make no effort to ensure data is delivered free of errors – More efficient than connection-oriented protocol – Useful when data must be transferred quickly ...
... • Connectionless protocols – Do not establish connection with another node before transmitting data – Make no effort to ensure data is delivered free of errors – More efficient than connection-oriented protocol – Useful when data must be transferred quickly ...
ppt - Chair of Computational Biology
... Scale-free networks are characterized by a power-law degree distribution; the probability that a node has k links follows P(k) ~ k- -, where is the degree exponent. The probability that a node is highly connected is statistically more significant than in a random graph, the network's properties o ...
... Scale-free networks are characterized by a power-law degree distribution; the probability that a node has k links follows P(k) ~ k- -, where is the degree exponent. The probability that a node is highly connected is statistically more significant than in a random graph, the network's properties o ...
An Introduction To Networking
... stored in databases, created in processing, or obtained from external inputs. The modern extensions of information exchange include e-mail, instant messaging, videoconferencing, and online seminar broadcasting. 2. To share scarce or expensive resources. A typical organization may not be able to affo ...
... stored in databases, created in processing, or obtained from external inputs. The modern extensions of information exchange include e-mail, instant messaging, videoconferencing, and online seminar broadcasting. 2. To share scarce or expensive resources. A typical organization may not be able to affo ...
Routing - University of Pittsburgh
... multiple same-cost paths allowed (Equal-cost multipath routing(ECMP)) For each link, multiple cost metrics for different TOS (e.g., satellite link cost set “low” for best effort; high for real time) integrated uni- and multicast support: Multicast OSPF (MOSPF) uses same topology data base as OSPF ...
... multiple same-cost paths allowed (Equal-cost multipath routing(ECMP)) For each link, multiple cost metrics for different TOS (e.g., satellite link cost set “low” for best effort; high for real time) integrated uni- and multicast support: Multicast OSPF (MOSPF) uses same topology data base as OSPF ...
PowerPoint
... Used in the previous scenarios (NetWorld, FileWorld, SkillWorld) But produced disconnected components (okay for these scenarios) ...
... Used in the previous scenarios (NetWorld, FileWorld, SkillWorld) But produced disconnected components (okay for these scenarios) ...
UPnP & DLNA
... Make network layer more suitable for WSNs • Configuration and Management – IPv6 address auto-configuration – IPv6 neighbor discovery ...
... Make network layer more suitable for WSNs • Configuration and Management – IPv6 address auto-configuration – IPv6 neighbor discovery ...