1,170 research outputs found

    Power Systems Monitoring and Control using Telecom Network Management Standards

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    Historically, different solutions have been developed for power systems control and telecommunications network management environments. The former was characterized by proprietary solutions, while the latter has been involved for years in a strong standardization process guided by criteria of openness. Today, power systems control standardization is in progress, but it is at an early stage compared to the telecommunications management area, especially in terms of information modeling. Today, control equipment tends to exhibit more computational power, and communication lines have increased their performance. These trends hint at some conceptual convergence between power systems and telecommunications networks from a management perspective. This convergence leads us to suggest the application of well-established telecommunications management standards for power systems control. This paper shows that this is a real medium-to-long term possibility

    Information and Communications Technology (ICT) Assessment Teams for First Responders in Humanitarian Assistance/Disaster Relief (HA/DR) Missions

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    Immediately following a natural disaster requiring Humanitarian Assistance/Disaster Relief (HA/DR), a myriad of organizations respond. Typically, these early responders send small assessment teams to determine critical needs, which are then paired with the resources available. The needs can range from basic subsistence (food, shelter, and water) to transportation and infrastructure, yet the paramount factor among each team is the need to communicate. To assist in this effort, an Information and Communications Technology (ICT) assessment team using standardized tactics, techniques, procedures and training to maximize effectivenessand comprised of members from multiple organizationscould provide a shared prospective among member groups that could ultimately produce a more objective and complete communications assessment. This in turn, could be transmitted immediately to the global response community via appropriate information sharing portals. As no such model exists at present, our research attempts to pioneer and explore this concept and capability by exploring and providing an outline of an ICT assessment team model. In this thesis, we examine its potential structure, methodologies, and equipment, as well as discuss prospective funding sources, and include in the appendices, checklists derived from our findings, thus improving and hastening early responders understanding of a disasters communications situation.http://archive.org/details/informationndcom109456768Lieutenant, United States Nav

    A Middleware for the Internet of Things

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    The Internet of Things (IoT) connects everyday objects including a vast array of sensors, actuators, and smart devices, referred to as things to the Internet, in an intelligent and pervasive fashion. This connectivity gives rise to the possibility of using the tracking capabilities of things to impinge on the location privacy of users. Most of the existing management and location privacy protection solutions do not consider the low-cost and low-power requirements of things, or, they do not account for the heterogeneity, scalability, or autonomy of communications supported in the IoT. Moreover, these traditional solutions do not consider the case where a user wishes to control the granularity of the disclosed information based on the context of their use (e.g. based on the time or the current location of the user). To fill this gap, a middleware, referred to as the Internet of Things Management Platform (IoT-MP) is proposed in this paper.Comment: 20 pages, International Journal of Computer Networks & Communications (IJCNC) Vol.8, No.2, March 201

    Smart grid architecture for rural distribution networks: application to a Spanish pilot network

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    This paper presents a novel architecture for rural distribution grids. This architecture is designed to modernize traditional rural networks into new Smart Grid ones. The architecture tackles innovation actions on both the power plane and the management plane of the system. In the power plane, the architecture focuses on exploiting the synergies between telecommunications and innovative technologies based on power electronics managing low scale electrical storage. In the management plane, a decentralized management system is proposed based on the addition of two new agents assisting the typical Supervisory Control And Data Acquisition (SCADA) system of distribution system operators. Altogether, the proposed architecture enables operators to use more effectively—in an automated and decentralized way—weak rural distribution systems, increasing the capability to integrate new distributed energy resources. This architecture is being implemented in a real Pilot Network located in Spain, in the frame of the European Smart Rural Grid project. The paper also includes a study case showing one of the potentialities of one of the principal technologies developed in the project and underpinning the realization of the new architecture: the so-called Intelligent Distribution Power Router.Postprint (published version

    Distributed control of reconfigurable mobile network agents for resource coordination

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    Includes abstract.Includes bibliographical references.Considering the tremendous growth of internet applications and network resource federation proposed towards future open access network (FOAN), the need to analyze the robustness of the classical signalling mechanisms across multiple network operators cannot be over-emphasized. It is envisaged, there will be additional challenges in meeting the bandwidth requirements and network management...The first objective of this project is to describe the networking environment based on the support for heterogeneity of network components..

    An Assessment of Practical Hands-On Lab Activities in Network Security Management

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    With the advancement in technology over the past decades, networks have become increasingly large and complex. In the meantime, cyberattacks have become highly sophisticated making them difficult to detect. These changes make securing a network more challenging than ever before. Hence, it is critical to prepare a comprehensive guide of network security management for students assist them in becoming network security professionals. The objective of this paper is to introduce a variety of techniques related to network security management, such as Simple Network Management Protocol (SNMP), event management, security policy management, risk management, access control, and remote monitoring. With the usage of these techniques, malicious activities from outsiders and misuse by insiders can be effectively monitored and managed. A network learning environment is proposed for students to practice network security management experiments. In addition, hands-on lab exercises are suggested. These activities will help students become familiar with the operations of network security management and allow them to further apply practical skills to protect networks

    Unattended network operations technology assessment study. Technical support for defining advanced satellite systems concepts

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    The results are summarized of an unattended network operations technology assessment study for the Space Exploration Initiative (SEI). The scope of the work included: (1) identified possible enhancements due to the proposed Mars communications network; (2) identified network operations on Mars; (3) performed a technology assessment of possible supporting technologies based on current and future approaches to network operations; and (4) developed a plan for the testing and development of these technologies. The most important results obtained are as follows: (1) addition of a third Mars Relay Satellite (MRS) and MRS cross link capabilities will enhance the network's fault tolerance capabilities through improved connectivity; (2) network functions can be divided into the six basic ISO network functional groups; (3) distributed artificial intelligence technologies will augment more traditional network management technologies to form the technological infrastructure of a virtually unattended network; and (4) a great effort is required to bring the current network technology levels for manned space communications up to the level needed for an automated fault tolerance Mars communications network

    An Open Management and Administration Platform for IEEE 802.11 Networks

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    The deployment of Wireless Local Area Network (WLAN) has greatly increased in past years. Due to the large deployment of the WLAN, the immediate need of management platforms has been recognized, which has a significant impact on the performance of a WLAN. Although there are various vendor-specific and proprietary solutions available in the market to cope with the management of wireless LAN, they have problems in interoperability and compatibility. To address this issues, IETF has come up with the interoperability standard of management of WLANs devices, Control And Provisioning of Wireless Access Points (CAPWAP) protocol, which is still in the draft phase. Commercial implementation of this draft protocol from WLAN equipment vendors is rather expensive. Open source community, therefore, tried to provide free management solutions. An open source project called openCAPWAP was initiated. However, it lacks a graphic user interface that makes it hard to implement for novice network administrators or regular customers. Therefore, the researcher designed and developed a web interface framework that encapsulates openCAPWAP at the bottom to provide user-friendly management experience. This application platform was designed to work with any remote web server in the public domain through which it can connect to access points or access controllers through a secure shell to configure them. This open platform is purely open source-based. It is operating system independent: it can be implemented on any open source environment such as regular Linux operating system or embedded operation system small form factor single board computers. The platform was designed and tested in a laboratory environment and a remote system. This development contributes to network administration in both network planning and operational management of the WLAN networks
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