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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
11

Grafiska ioFTPD-verktyg / Graphical ioFTPD Tools

Landälv, Martin January 2006 (has links)
<p>Jag har under en period motsvarande 10 veckor på heltid utvecklat ett grafiskt konfigurations-verktyg för konfiguration av ftp-servern ioFTPD [4]. ioFTPD är en relativt ny ftp-server för Windows som är resurssnål och högpresterande [4]. ioFTPD utvecklas av iniCom Networks [4] som även utvecklar den kända ftp-klienten FlashFXP [4].</p><p>Idén till att utveckla ett grafiskt konfigurationsprogram kom till eftersom det inte fanns några grafiska verktyg för vare sig konfiguration eller övervakning av servern. Eftersom det inte fanns något användarvänligt grafiskt konfigurationsverktyg var användaren tvungen att editera ioFTPD:s konfigurationsfil manuellt. Manuell editering av en så stor fil gör det lätt att införa fel.</p><p>Mina delmål var att skapa tre grafiska applikationer för att hjälpa till att konfigurera och övervaka ioFTPD-servern.</p><p>• Ett grafiskt konfigurationsverktyg</p><p>• Ett övervakningsprogram</p><p>• En vfs-editor för skapande och redigering av det virtuella filsystemet</p><p>Huvudmålet var att implementera det grafiska konfigurationsverktyget, vilket jag gjorde. Jag är nöjd med slutprodukten även om det finns detaljer som kan förbättras.</p><p>Under projektets gång har jag bland annat förbättrat mina kunskaper i C++ och Win32-programmering, samt att jag insett vikten av att göra en genomtänkt design innan man påbörjar implementationen.</p> / <p>I have, during a period of ten weeks, full time, developed a configuration utility, featuring a graphical user interface for the configuration of the ftp server ioFTPD [4]. ioFTPD is a relatively new high performance and resource efficient ftp daemon [4] for Windows. ioFTPD is developed by iniCom Networks [4], who also develop the popular ftp client FlashFXP. [4]</p><p>Because ioFTPD lacks graphical applications for the configuration and monitoring, the idea to develop a graphical configuration utility arose. Since there was no user friendly graphical configuration utility, the user manually had to edit ioFPTD's configuration file. Manually editing such a big file could easily result in error introduction.</p><p>My goals were to develop three graphical applications to aid in the configuration and monitoring of the ioFTDP server.</p><p>• A graphical configuration utility</p><p>• A monitoring application</p><p>• A vfs-editor to aid in the creation and editing of the virtual file system</p><p>The main goal was to implement the graphical configuration utility, which I did. I'm satisfied with the result even though there are details that could be improved.</p><p>During the project I have improved my knowledge with C++ and programming</p><p>with the Windows API. I've also realized the importance of doing a thoroughly thought through design before one starts the implementation.</p>
12

Grafiska ioFTPD-verktyg / Graphical ioFTPD Tools

Landälv, Martin January 2006 (has links)
Jag har under en period motsvarande 10 veckor på heltid utvecklat ett grafiskt konfigurations-verktyg för konfiguration av ftp-servern ioFTPD [4]. ioFTPD är en relativt ny ftp-server för Windows som är resurssnål och högpresterande [4]. ioFTPD utvecklas av iniCom Networks [4] som även utvecklar den kända ftp-klienten FlashFXP [4]. Idén till att utveckla ett grafiskt konfigurationsprogram kom till eftersom det inte fanns några grafiska verktyg för vare sig konfiguration eller övervakning av servern. Eftersom det inte fanns något användarvänligt grafiskt konfigurationsverktyg var användaren tvungen att editera ioFTPD:s konfigurationsfil manuellt. Manuell editering av en så stor fil gör det lätt att införa fel. Mina delmål var att skapa tre grafiska applikationer för att hjälpa till att konfigurera och övervaka ioFTPD-servern. • Ett grafiskt konfigurationsverktyg • Ett övervakningsprogram • En vfs-editor för skapande och redigering av det virtuella filsystemet Huvudmålet var att implementera det grafiska konfigurationsverktyget, vilket jag gjorde. Jag är nöjd med slutprodukten även om det finns detaljer som kan förbättras. Under projektets gång har jag bland annat förbättrat mina kunskaper i C++ och Win32-programmering, samt att jag insett vikten av att göra en genomtänkt design innan man påbörjar implementationen. / I have, during a period of ten weeks, full time, developed a configuration utility, featuring a graphical user interface for the configuration of the ftp server ioFTPD [4]. ioFTPD is a relatively new high performance and resource efficient ftp daemon [4] for Windows. ioFTPD is developed by iniCom Networks [4], who also develop the popular ftp client FlashFXP. [4] Because ioFTPD lacks graphical applications for the configuration and monitoring, the idea to develop a graphical configuration utility arose. Since there was no user friendly graphical configuration utility, the user manually had to edit ioFPTD's configuration file. Manually editing such a big file could easily result in error introduction. My goals were to develop three graphical applications to aid in the configuration and monitoring of the ioFTDP server. • A graphical configuration utility • A monitoring application • A vfs-editor to aid in the creation and editing of the virtual file system The main goal was to implement the graphical configuration utility, which I did. I'm satisfied with the result even though there are details that could be improved. During the project I have improved my knowledge with C++ and programming with the Windows API. I've also realized the importance of doing a thoroughly thought through design before one starts the implementation.
13

Bezpečnostní systém s využitím mobilních sítí / Security system using mobile networks

Svoboda, Adam January 2015 (has links)
This master´s thesis deals with design of security system, which transmits captured video using mobile systems. There are chosen representatives of cameras and motion sensors that could be used in the construction. The thesis also deals with the theoretical design of the transmission system, which consists of a camera, a motion sensor, an USB modem and a microprocessor, that manages all operations. There is also a proposed block diagram of a communication method. The security system is designed and tested in various conditions.
14

Sonda pro monitorování aplikačních protokolů / Probe for the Application Protocols Monitoring

Fukač, Tomáš January 2016 (has links)
This work describes an extension of the Microprobe functionality for detection and filtering of application protocols. The Microprobe is an embedded system designed for monitoring network links at speed 1 Gb/s without loosing any packets. The detection of application protocols requires using of computationally expensive operations, especially string lookup (usually based on regular expressions). Based on the study of several protocols (SMTP, POP3, FTP, SIP) a draft of a new architecture has been created. The new architecture splits this functionality between programmable logic FPGA and processor. The FPGA performs preprocessing of network traffic consisting of a lookup for user identifiers and protocol-specific patterns. The processor verifies that it is the requested communication. The processor does not need to process the entire network traffic but only the part pre-filtered in the FPGA. The software part is extended by a module for the analysis of SMTP which allows processing of more than 5,000 network flows per second. Support for other protocols can be added by an extension of the software part.
15

Projekt datového centra - strukturovaná kabeláž / Data centre project - structured cabling

Hejtmánek, Ondřej January 2012 (has links)
This master’s thesis is concerned with analysis of cabling and cabling systems in data center and with their projection as follows. The part of the work is aimed at the measurement parameters of metal cables which are used in data center with noise. The first part is focused on analyzing the structure of the data center and cabling used in it. The structure of the data center is based on the TIA-942 and consists of an entrance room, main distribution area MDA, horizontal distribution area HDA , zone distribution area ZDA and the equipment distribution area EDA. Divided into backbone cabling and horizontal cabling and use standard and pre-terminated cabling. The measurement results of structured metal cabling with noise are discussed in the next part. There were used these types of cables UTP, FTP and S/FTP. The measurement was performed in the electricity substation and in the laboratory of electromagnetic compatibility. The third part of this work deals with the actual design of structured cabling for the data center. In the first design we use the standard installation, the second preterminated cabling. For both types of installation cost statement is processed (CAPEX). Thesis is also completed with DC design drawings and rack drawings.
16

Design and Implementation of a QoS file transfer protocol over Hadoop distributed file system

Chen, Chih-yi 26 July 2010 (has links)
Cloud computing is pervasive in our daily life. For instance, I usually use Google¡¦s GMail to receive e-mail, Google Document to edit documents online and Google Calendar to make my daily schedule. We can say that Google provides a ¡§Platform as a Service (PaaS)¡¨, which delivers a computing platform as a service, and the platform sustaining lots of cloud applications such as I mentioned above. However, the cloud computing platform of Google is private: we cannot trace its source code and make cloud applications on it! Fortunately, there¡¦s an open source project supported by Apache named ¡§Hadoop¡¨, which has a distributed file system which is very like Google File System (GFS) called ¡§Hadoop distributed file system (HDFS)¡¨. In order to observe the properties of HDFS, we design and implement a HDFS-based FTP server system called FTP-ON-HDFS system, say, a FTP server whose storage is HDFS. There are a web-console for FTP administrator, a FreeRADIUS server and a MySQL database for user authentication, a NameNode daemon on its machine, a SecondaryNameNode on its machine and five DataNode daemons and on five different machines in FTP-ON-HDFS system. Our FTP-ON-HDFS system can tune two QoS parameters: ¡§data block size¡¨ and ¡§data replication¡¨. Then, we tuned ¡§data block size¡¨ and ¡§data replication¡¨ in our system and compared its performance with Hadoop File System (FS) shell command and normal vsftpd. On the other hand, FUSE can mount HDFS from remote cluster to local machine, and make use of the permission of the local machine to manage HDFS. So, we compared the performance of FUSE with HDFS (FUSE-DFS) and our FTP-ON-HDFS system.
17

銀行內部資金移轉定價制度之探討 / A Study on the Funds Transfer Pricing in banks

陳家蓁, Chen, Jia Jen Unknown Date (has links)
本研究主要在探討內部資金移轉訂價制度的演進過程,探究各國銀行業導入內部資金移轉訂價制度之歷程,並透過比較分析各銀行在內部資金移轉定價制度之執行狀況,進一步探討對業務單位業務行為、商品定價與銀行經營績效之影響。 本研究以回顧各種內部資金移轉訂價制度之文獻,以及透過訪談國內銀行同業及法說會公布資訊,比較分析不同銀行在內部資金移轉定價制度之執行差異。依據前項分析結果,提出及建議銀行內部資金移轉定價制度之設計與落實。
18

A secure Web based data collection and distribution system for Global Positioning System research /

Bleyle, Derek J. January 2004 (has links)
Thesis (M.S.)--Ohio University, August, 2004. / Includes bibliographical references (p. 110-111).
19

A secure Web based data collection and distribution system for Global Positioning System research

Bleyle, Derek J. January 2004 (has links)
Thesis (M.S.)--Ohio University, August, 2004. / Title from PDF t.p. Includes bibliographical references (p. 110-111)
20

Prediction and measurement of the frictional torque characteristics of radially and axially loaded radial cylindrical roller bearings

Scherb, Bruno Johannes January 1999 (has links)
Continuous design and improvements in performance of roller bearings have resulted in an increased power transmission whilst size and spatial requirements have been reduced. Radial cylindrical roller bearings have followed this trend and due to their high performance characteristics (such as high loading capacity and high rotational speed capabilities), they have obtained a firm place as high performance machine elements. An essential characteristic of a radial cylindrical roller bearing is the minimisation of frictional torque for particular operating conditions. In spite of these improvements in design and operation the bearing frictional torque is still usually calculated according to the Palmgren method first published in 1957. However, as a result of the increased performance of radial cylindrical roller bearings and a corresponding wider range of application this Palmgren method is insufficiently accurate for the prediction of frictional torques in modern bearings. Whilst the literature review in this thesis identified a variety of bearing frictional torque calculation methods, most of these methods are based on various ball bearing designs and are not necessarily applicable to cylindrical roller bearings types. As a result an accurate frictional torque prediction method is required for radial cylindrical roller bearings because of customer's demands. Consequently, the current project is combined with the development of a method of frictional torque prediction (FTP - Method), which enables the frictional torque of purely radially and radially and axially loaded radial cylindrical roller bearings to be calculated accurately. The FTP - Method is based on the physical effects producing the frictional torque in a bearing, such as the EHL - theory and a contact analysis to determine raceway rolling resistance, and in addition takes into account the frictional forces of the rib / rolling element end face rolling and sliding contact. Comprehensive experimental tests have been undertaken on different radial cylindrical roller bearing designs (including cage guided and full complement types) for a minimum of three different sizes to validate the derived equations. Good agreement was obtained between the predictions according to the FTP - Method and the measured test data for the frictional torqye of both radially and combined loaded bearings. Moreover, the thermal reference speed and the thermal limiting speed of a radial cylindrical roller bearing can be readily calculated for any operating condition using an explicit equation in the radial part of the FTP - Method. The thesis also presents a calculation program to illustrate a method of bearing design based on the thermal balance within a bearing. The bearing is initially pre-selected according to its life time requirements using a life time calculation. After the lubrication method has been defined a thermal balance can be used to design the bearing.

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