Cloud computing with its three key facets (i.e., Infrastructure-as-a-Service, Platform-as-a-Service, and Software-as-a-Service) inherent advantages (e.g., elasticity scalability) still faces several challenges. The distance between the cloud end devices might be an issue for latency-sensitive applications such as disaster management content delivery applications. Service level agreements (SLAs) may also impose processing at locations where provider does not have data centers. Fog is a novel...

This article surveys the literature on analyses of mobile traffic collected by operators within their network infrastructure. is a recently emerged research field, and, apart from few outliers, relevant works cover period 2005 to date, with sensible densification over last three years. We provide thorough review multidisciplinary activities that rely datasets, identifying major categories and sub-categories in literature, so as outline hierarchical classification lines. When detailing...

The Internet has made several giant leaps over the years, from a fixed to mobile Internet, then of Things, and now Tactile Internet. goes far beyond data, audio video delivery networks, even allowing communication collaboration among things. It is expected enable haptic communications allow skill set networks. Some examples potential applications are tele-surgery, vehicle fleets, augmented reality industrial process automation. Several papers already cover many Internet-related concepts...

The futuristic sixth-generation (6-G) networks will empower ultrareliable and low latency communications (URLLC), enabling a wide array of mission-critical applications such as mobile edge computing (MEC) systems, which are largely unsupported by fixed communication infrastructure. To remedy this issue, unmanned aerial vehicle (UAV) has recently come to the limelight facilitate MEC for internet things (IoT) devices they provide desirable line-of-sight (LoS) compared terrestrial networks,...

Despite the growing interest in a real-world deployment of vehicle- to-vehicle communication, many topological features resulting vehicular network remain largely unknown. We still lack clear understanding level connectivity achievable large-scale urban scenarios, availability and reliability connected multi-hop paths, evolution such over daytime. In this paper, we investigate how instantaneous topology would look like case Cologne, Germany, typical middle-sized European city. Through...

5G and beyond networks are expected to support a wide range of services, with highly diverse requirements. Yet, the traditional "one-size-fits-all" network architecture lacks flexibility accommodate these services. In this respect, slicing has been introduced as promising paradigm for networks, supporting not only mobile but also vertical industries very heterogeneous Along its benefits, practical implementation brings lot challenges. Thanks recent advances in machine learning (ML), some...

Understanding of the network topology is a basic building block towards design efficient networking solutions. In context vehicular networks, such step especially crucial due to highly dynamic nature vehicles that can lead strong instantaneous variations in structure network. This notwithstanding, and despite soon-to-come real-world deployment vehicle-to-vehicle communication technologies, we still lack clear understanding topological properties. this paper, present complex analysis...

The futuristic sixth-generation (6G) networks will empower ultra-reliable and low latency communications (URLLC), enabling a wide array of mission-critical applications such as mobile edge computing (MEC) systems, which are largely unsupported by fixed communication infrastructure. To remedy this issue, unmanned aerial vehicle (UAV) has recently come to the limelight facilitate MEC for internet things (IoT) devices they provide desirable line-of-sight (LoS) compared terrestrial networks,...

Network slicing is one of the major catalysts proposed to turn future telecommunication networks into versatile service platforms. Along with its benefits, network introducing new challenges in development sustainable operations, as it entails a higher energy consumption compared non-sliced networks.Using sliced architecture, which includes guaranteeing communication and computation requirements for each slice, essential operators provide satisfying user quality (QoS) multi-service network....

There is a growing need for vehicular mobility datasets that can be employed in the simulative evaluation of protocols and architectures designed upcoming networks. Such should realistic, publicly available, heterogeneous, i.e., they capture varied traffic conditions. In this paper, we contribute to ongoing effort define such scenarios by introducing novel set traces network simulation. Our are derived from high-resolution real-world counts, describe road on two highways around Madrid,...

The European Telecommunications Standards Institute management and orchestration framework is designed to enable automated of the network services their corresponding virtualized functions (VNFs). In that context, function virtualization (NFV) orchestrator (NFVO) manages lifecycle coordinates with VNF managers (VNFMs) which manage VNFs lifecycle. large-scale distributed NFV deployments, these face critical challenges such as delays, variations in workload. Placing NFVO VNFM a deployment...

Cellular communications are undergoing significant evolutions in order to accommodate the load generated by increasingly pervasive smart mobile devices. Dynamic access network adaptation customers' demands is one of most promising paths taken operators. To that end, must be able process large amount traffic data and outline utilization an automated manner. In this paper, we propose a framework analyze broad sets Call Detail Records (CDRs) so as define categories call profiles classify usages...

Next-generation mobile networks are expected to meet the requirements of a wide range new vertical services. Hence, network slicing concept has been introduced, in which Mobile Virtual Network Operators (MVNOs) allowed provide various types services over same physical infrastructure, owned by an Infrastructure Provider (InP). To cope with ever-changing traffic demand, MVNOs seek pre-allocate/reconfigure resources at base stations anticipatory manner, based on demand predictions. Ideally,...

Sixth-generation and mobile edge computing (MEC) systems are expected to empower a wide range of applications. Unmanned aerial vehicles (UAVs) can play vital role in improving network connectivity. Hence, our problem is minimize the user equipment (UE) energy consumption during task offloading UAV assisted MEC system. To address formulated NP-hard problem, we propose scheduling assignment algorithms for mapping UE tasks fixed servers using UAV. Lastly, simulation results demonstrate that...

In the next few years, mobile networks will undergo significant evolutions in order to accommodate ever-growing load generated by increasingly pervasive smartphones and connected objects. Among those evolutions, cognitive networking upholds a more dynamic management of network resources that adapts spatiotemporal fluctuations demand. Cognitive techniques root capability mining large amounts traffic data collected network, so as understand current resource utilization an automated manner....

Multimedia conferencing is the conversational exchange of multimedia content between multiple parties. It has a wide range applications (e.g., Massively Multiplayer Online Games (MMOGs) and distance learning). Media handling services video mixing, transcoding, compressing) are critical to conferencing. However, efficient resource usage scalability still remain important challenges. Unfortunately, cloud-based approaches proposed so far have several deficiencies in terms efficiency scaling,...

The massive integration of connected devices, together with the exponential growth Internet traffic, have forced mobile network operators to continuously upgrade their infrastructures. densification network, by introducing many more small cells, was promoted as a solution meet ongoing challenges. However, implies need for an appropriate backhaul capable handling anticipated traffic. This article presents brief overview wireless requirements and technologies that reinforce resiliency...

Ultra-dense 5G and beyond deployments are setting significant burden on cellular networks, especially for wireless backhauls. Today, a careful planning backhaul is more critical than ever. In this letter, we study the hierarchical topology design problem. We introduce Deep Reinforcement Learning (DRL) based algorithm that can solve problem efficiently. compare quality of solutions derived by our DRL approach to optimal solution, according Integer Linear Program (ILP) formulation in previous...

Wireless Sensor Networks (WSNs) are being used extensively today in various domains. However, they traditionally deployed with applications embedded them which precludes their re-use for new applications. Nowadays, virtualization enables several on a same WSN by abstracting the physical resources (i.e. sensing capabilities) into logical ones. this comes at cost, including an energy cost. It is therefore critical to ensure efficient allocation of these resources. In paper, we study problem...

Jamming attacks are becoming increasingly common and pose a significant threat to the security reliability of wireless sensor networks (WSNs). These can be difficult detect, as they often operate in stealthy manner, disrupting communication between sensors. Artificial intelligence (AI) techniques have potential highly effective detecting jamming attacks. However, adoption AI-based for has been limited due scarcity up-to-date accurate data these Privacy-aware collaboration among agents is...

The development of virtualization techniques enables an architectural shift in mobile networks, where resource allocation, or even signal processing, become software functions hosted a data center. centralization computing resources and the dynamic mapping between baseband processing units (BBUs) remote antennas (RRHs) provide increased flexibility to operators, with important reductions operational costs. Most research efforts on Cloud Radio Access Networks (CRAN) consider indeed operator...