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With the rapid development of science and technology and the growing popularity of computer networks, the scale of network users is gradually expanding, and the behavior of network users is becoming more and more complicated. A large number of studies show that the user's actual interest is closely related to the browsing behavior on the web page. Through the user browsing behavior analysis can obtain...
Considering the time-varying power consumption of users and cost of generation over a day, demand side management (DSM) has become essential to meet the excessive need of users with the limited source of power. In this paper, we propose a utility based optimal Real-Time Pricing (RTP) mechanism for the future smart grid communication systems such that the electricity price corresponds to the optimum...
Leveraging multi-path transmission in an energy-efficient manner is of great importance for mobile devices in heterogeneous wireless networks. Recently, Multi-Path TCP (MPTCP) has been introduced as a potential solution that could leverage this path diversity, but making it energy efficient not only depends on the end-user's observed interface capacity but also on the other competitors' decision....
Tactical military communication networks operate in highly complex environments. The survivability and the range of these networks, especially the mobile wireless segments, are and will be a challenge for the present and future defence forces. OPAL, an autonomous system, has been previously presented where it extended the range and improved the survivability of tactical military networks using unmanned...
Security threats in the Internet have been ever increasing, in number, type and means used for attacks. In the face of large-scale attacks, such as DDoS attacks, networks take unacceptable time to respond and mitigate the attacks, resulting in disruption to connections and the losses due to it. In this work, we look into the problem of dynamically mitigating attacks from the perspective of an ISP...
Mobile edge computing is an emerging technology required to meet the very low latency requirement of 5G communication systems, where application resources are embedded within access networks. Edge computing resources can be deployed very close to end users, e.g., attachment points (AP). In such cases, the edge servers are likely to have a relatively smaller computing capacity than servers deeper in...
The forthcoming fifth generation (5G) wireless network is envisioned as highly heterogeneous that can support future applications demanding seamless coverage, low latency and high throughput. These requirements pose stringent challenges on the handover authentication design. In this article, we present a fast and efficient physical layer authentication scheme for software-defined-radio (SDN) enabled...
The RPL routing protocol has gained prominence as the standard IoT routing protocol. However, it faces like many other routing protocols diverse attacks. Many studies have been proposed to secure the RPL protocol, and simulation studies have been put forward as the main research method while testbed experiments though an authentic research and testing method has been ignored. Although Testbed experiments...
Decreasing network downtime for wireless telecommunication systems is becoming more and more important. Therefore, degrading system performance needs to be identified long before key performance indicators pick up on it. As a lot of information about what is going on in the telecommunication network can be found in counter readings, exploratory data analysis, such as unsupervised clustering algorithms...
In this paper, the OCcASION framework for Traffic Matrix (TM) estimation in Software Defined Networks (SDN) is proposed where, first in the learning phase, the Optimal Observation Matrix (OOM) of SNMP link-loads is estimated. Then in the measurement and inference phase, the OOM is used to coherently find the minimum-norm estimate of the unknown TM. This framework is applied under both non-adaptive...
One of the main issues for a smart city is the data aggregation from various data sources to the central control units for storage and analysis. While the core networks are winding up progressively over-burden, the cost of keeping up and extending the networks to oblige the big data of these smart cities stays high. Moreover, the utilization of these systems continues expanding the energy consumptions...
In this paper, we aimed to build the Abnormal Behavior Profiling (ABP) of IoT devices to supplement other studies that focused on the abnormal behavior detection of IoT devices with a high accuracy rate by a wide variety of machine learning algorithms. ABP will integrate all types of abnormal behavior detection and possess a key role for the purpose of IoT security in the future. Our technical motivation...
In this paper, we explore the concept of flow-based load balancing of network traffic on multi-homed hosts. In contrast to existing approaches such as MPTCP, our approach is a client-side-only solution, and can therefore easily be deployed. We specifically explore flow-based load balancing for the web traffic use case. Experimental evaluations of our OpenFlow-based load balancer demonstrate the potential...
The New Zealand Government has set the goals of having 99% of Kiwis able to access broadband with peak speeds of at least 50 Megabits per second (Mbps) by 2025, and with the remaining 1% able to access broadband with rates of at least 10 Mbps. There is an interesting question to be raised: is it possible to achieve these goals earlier? Inspired by the United Nations' Sustainable Development Goals...
Electric Vehicles (EVs) can be considered as a step forward towards the green environment and economical transportation. Moreover, EVs offer fuel economy, clean environment, and less cost of vehicle charging as compared to gasoline refilling. These are the main motivations towards the adaptation of EVs by the users. In order to increase the penetration of EVs into the transportation system, the EV...
Multilevel polarization shift keying (MPolSK) is an optical modulation scheme, in which the state of polarization changes according to transmission data. When either the transmitter or the receiver is not fixed, the mismatched polarization axes is caused. It significantly degrades the communication performance. To overcome this problem multilevel differential PolSK (MDPolSK) was proposed, in which...
Fingerprinting Localization Solutions (FPSs) enjoy huge popularity due to their good performance and minimal environment information requirement. Considered as a data-driven approach, many modern data analytics can be used to improve its performance. In this paper, we propose tow learning algorithms, namely a deep learning architecture for regression and Support Vector Machine (SVM) for classification,...
Broadcasting (one-to-all communication) is one of most important and fundamental research problems for information dissemination in all types of networks. In this paper, we mainly focus on the minimum-latency broadcasting in known topology Wireless Mesh Networks (WMNs), in which the network topology and the size is known in advance. It is well known that the computation of a minimum-latency broadcasting...
Recent advances in chaotic communications have paved the way for the implementation of matched filter based receivers to detect chaotic signals generated by hybrid-chaotic oscillators. These oscillators offer an exact analytic solution given their fixed basis function. This paper extends the hybrid-chaotic oscillator concept and presents a novel hybrid-chaotic oscillator for multilevel chaotic modulation...
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