an evolutionary approach to improve the life time of the wireless
... Barrier coverage refers to the probability of undetection of mobile target due to barrier in sensor nodes. In most of the related works the region of interest is covered at least by one sensor. The third type of metrics is commonly found in Ad-hoc networks. Here, lifetime is defined as the time peri ...
... Barrier coverage refers to the probability of undetection of mobile target due to barrier in sensor nodes. In most of the related works the region of interest is covered at least by one sensor. The third type of metrics is commonly found in Ad-hoc networks. Here, lifetime is defined as the time peri ...
KR2518691873
... devices to dynamically self organize into arbitrary and temporary wireless topologies without fixed communication infrastructure. One of the most popular MAC layer protocol used in Ad hoc network is 802.11b. Since the IEEE 802.11 standard support multiple data rates at the physical layer, many rate ...
... devices to dynamically self organize into arbitrary and temporary wireless topologies without fixed communication infrastructure. One of the most popular MAC layer protocol used in Ad hoc network is 802.11b. Since the IEEE 802.11 standard support multiple data rates at the physical layer, many rate ...
Lightweight Self-organizing Reconfiguration of Opportunistic
... • Having more APs can maximize the use of channels, thus increasing the overall system bandwidth. • The choice to become an access point will be based on the number of nearby APs (i.e., if there are no access points nearby, the current node will be the first) and on the need of opportunistic ...
... • Having more APs can maximize the use of channels, thus increasing the overall system bandwidth. • The choice to become an access point will be based on the number of nearby APs (i.e., if there are no access points nearby, the current node will be the first) and on the need of opportunistic ...
Lecture 12 - Personal Web Pages - University of North Carolina at
... • LS: O(n2) algorithm requires O(nE) msgs – may have oscillations • DV: convergence time varies – may be routing loops – count-to-infinity problem ...
... • LS: O(n2) algorithm requires O(nE) msgs – may have oscillations • DV: convergence time varies – may be routing loops – count-to-infinity problem ...
Design of Shortest Path Algorithm Based on Adjacency Matrix
... Heinzelman, et.al introduced a hierarchical clustering algorithm for sensor networks, called Low Energy Adaptive Clustering Hierarchy (LEACH). LEACH arranges the nodes in the network into small clusters and chooses one of them as the cluster-head. Node senses its target and then sends the relevant i ...
... Heinzelman, et.al introduced a hierarchical clustering algorithm for sensor networks, called Low Energy Adaptive Clustering Hierarchy (LEACH). LEACH arranges the nodes in the network into small clusters and chooses one of them as the cluster-head. Node senses its target and then sends the relevant i ...
PDF
... MANET is a minimum IP based system of mobile and wireless machine nodes associated with radio. In operation, the nodes of a MANET don't have a concentrated organization mechanism. It is known for its route network properties where every node go about as a "router" to forward the movement to other in ...
... MANET is a minimum IP based system of mobile and wireless machine nodes associated with radio. In operation, the nodes of a MANET don't have a concentrated organization mechanism. It is known for its route network properties where every node go about as a "router" to forward the movement to other in ...
Lecture 4 - Lyle School of Engineering
... Path for each packet (datagram) is computed independently No set-up or disconnect phases No reservations, so usually "best-effort" type of network service More processing: nodes make a routing decision for each datagram Datagrams may arrive at destination node out of original sequence More reliable ...
... Path for each packet (datagram) is computed independently No set-up or disconnect phases No reservations, so usually "best-effort" type of network service More processing: nodes make a routing decision for each datagram Datagrams may arrive at destination node out of original sequence More reliable ...
A S P
... Protecting network activity from intrusion of malicious nodes and enhancing the data security are the important issues of Mobile Ad hoc networks. Sometimes the performance of R-AODV routing protocol gets significantly affected due to the activity of these active malicious nodes. So PHR-AODV [11], bu ...
... Protecting network activity from intrusion of malicious nodes and enhancing the data security are the important issues of Mobile Ad hoc networks. Sometimes the performance of R-AODV routing protocol gets significantly affected due to the activity of these active malicious nodes. So PHR-AODV [11], bu ...
Consider the queuing delay in a router buffer (preceding an
... generates a N bit unit of data every k time units, where k is small and fixed). Also, when such an application starts, it will stay on for relatively long period of time. Answer the following questions, briefly justifying your answer: 1) Would a packet-switched network or a circuit-switched network ...
... generates a N bit unit of data every k time units, where k is small and fixed). Also, when such an application starts, it will stay on for relatively long period of time. Answer the following questions, briefly justifying your answer: 1) Would a packet-switched network or a circuit-switched network ...
A, B - Read
... made only when a new virtual circuit is being set up. Thereafter, data packets just follow the previously-established route. ...
... made only when a new virtual circuit is being set up. Thereafter, data packets just follow the previously-established route. ...
PPT
... • SNGF: routing module to choose the next hop candidate • NFL and Backpressure Rerouting: modules to reduce or divert traffic when congestion occurs, so that SNGF has available candidates • The last mile process: when the packet enters the destination area, provides the three routing services. The S ...
... • SNGF: routing module to choose the next hop candidate • NFL and Backpressure Rerouting: modules to reduce or divert traffic when congestion occurs, so that SNGF has available candidates • The last mile process: when the packet enters the destination area, provides the three routing services. The S ...
Suman Bannerjee, U Wisconsin, “Wireless Virtualization of
... – Time spent restoring wifi config varies – Operating system is not an RTOS – Ruby is interpreted and garbage-collected ...
... – Time spent restoring wifi config varies – Operating system is not an RTOS – Ruby is interpreted and garbage-collected ...
EN7278
... Movement Prediction Based Routing (MOPR)[6] is routing concept for the position based routing used in VANET’s. It used the most stable route in terms of the movement of vehicles. Mobility pattern aware routing for Heterogeneous Vehicular Networks (HVN) utilized a novel information and communication ...
... Movement Prediction Based Routing (MOPR)[6] is routing concept for the position based routing used in VANET’s. It used the most stable route in terms of the movement of vehicles. Mobility pattern aware routing for Heterogeneous Vehicular Networks (HVN) utilized a novel information and communication ...
Performance Evaluation of Black hole Attack in MANET and
... (RREQ) packet across the network. Nodes receiving this packet update their information for the source node and set up backwards pointers to the source node in the route tables. In addition to the source node's IP address, current sequence number, and broadcast ID, the RREQ also contains the most rec ...
... (RREQ) packet across the network. Nodes receiving this packet update their information for the source node and set up backwards pointers to the source node in the route tables. In addition to the source node's IP address, current sequence number, and broadcast ID, the RREQ also contains the most rec ...
Wormhole attacks
... {s1, s3, s4, s5, s7} route via s2 to reach nodes {s9, s10, s11, s12}. Attacker Node s2 can redirect and observe a large amount of traffic. Attacker Node s2 can trigger a denial-of-service (DoS) attack. ...
... {s1, s3, s4, s5, s7} route via s2 to reach nodes {s9, s10, s11, s12}. Attacker Node s2 can redirect and observe a large amount of traffic. Attacker Node s2 can trigger a denial-of-service (DoS) attack. ...
E43032231
... Immediately data will be transfer if any problem between the sending and receiving nodes (i.e.) link failure .Previous node act as the header and the maintain the loop around the neighboring node finding the most energy efficient path to reach the destination. This is the main concepts of this proje ...
... Immediately data will be transfer if any problem between the sending and receiving nodes (i.e.) link failure .Previous node act as the header and the maintain the loop around the neighboring node finding the most energy efficient path to reach the destination. This is the main concepts of this proje ...
HS2413641369
... range, must be forwarded through the network using other hosts which will be operated ...
... range, must be forwarded through the network using other hosts which will be operated ...