View the profiles of people named Leila Baccouche. Join Facebook to connect with Leila Baccouche and others you may know. Facebook gives people the. Leila Baccouche of University of Carthage, Carthage (UCAR) with expertise in: Computer Security and Reliability and Computer Communications (Networks). Followers, Following, Posts – See Instagram photos and videos from Leila Baccouche (@leila_baccouche).

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She is an assistant professor at the National Institute of Applied Science and Technology in Tunisia in the computer science and mathematics department. In fact, the network overloading is avoided by discarding the packets that miss their deadline and thus reduces the load of mobile node queue. A Multipath TCP model for ns-3 simulator. QuekJie Zhang. We evaluate three metrics, namely, the rate of real-time packets that are delivered in-time where the deadline constraint is still respectedthe rate of real-time packets delivered and the average of end-to-end delay.

Each packet lella bytes in size.

A QoS Architecture for Real-Time Transactions Guarantee in Mobile Ad Hoc Networks.

Different types of application having dissimilar QoS requirements are defined in [1]. The cost function will be calculated as follows: Networking and Internet Architecture cs. In fact, with ED-DSR, the real-time packets that expire their deadlines are discarded by the intermediate mobile nodes.

The main problem is to choose the QoS aware routing protocol to route real-time data with respect to their deadlines within MANET constraints.


NI in Dec [ total of 64 entries: NI ; Artificial Intelligence cs. Since most mobile hosts today are powered by batteries, efficient utilization of battery power assumes importance in MANET as the ad-hoc networks nodes are ,eila limited and require energy for computing as well as routing the packets.

They are used to compare the performance of the routing protocols in the simulation: The cost function is calculated from the current status information of the intermediate mobile node. DSR discovers a route between two nodes, only when required which reduces the number of packets control.

dblp: Leïla Baccouche

The key challenging is providing the application time constrained services with node limited resources. Cost function is defined based on residual energy, queue length, processing and transmission time of intermediate nodes. The source node now has complete information about the route in its route cache and can start routing the data flows.

A comparative study of aggregate TCP retransmission rates. RFC [2] characterizes the QoS bavcouche a set of service requirements to be met by the network while transporting a flow from one source to a destination. Each simulation runs for s.

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To determine a route, a QoS routing protocol considers QoS requirements of the traffic data such as maximum bandwith availability, minimum end-to-end delay and so on.

In addition, abccouche minimizes the end-to- end delay and upgrades the rate of packets delivered. The route selection depends naccouche the application requirements and is not fixed as DSR which always selects a route with minimum hops to the destination. If the new link cost delay is expired, the packet is discarded.

leila baccouche

NI ; Cryptography and Security cs. The choice of the suitable route to transfer the real time data in ED-DSR is conditioned by three factors: With a rectangle area, longer distances between the nodes are possible than in a quadratic area, i.


The selected bzccouche should satisfy delay requirements, preserve energy consumption and avoid overloaded intermediate mobile nodes. Each mobile node, before starting the transmission of real-time data, selects a suitable route between the source and the destination. Therefore, the lifetime of intermediate mobile nodes should be prolonged by conserving energy either at each node and for each connection request, too.

These QoS parameters are defined as weighting factors according to the application requirements. Each packet should verify if it can reach the destination before the expiration delay In route selection, the source mobile node selects the shortest route among the discovered routes.

The proposed architecture is based on a cross-layer approach and integrates the network layer Baccouhe parameters with the ones specified at the application layer, useful in the service selection step.

The focus in this work is on reactive routing bacckuche to be deployed in a network with high mobility of the nodes where routes are created dynamically as and when required [10].

DSR is simple and flexible [4] which facilitates the implementation of our extension. Baccouche, Leila; Drira Rekik, Jihen. Ziaul AminMohiuddin Ahmad.