scholarly journals Network Device Monitoring System based on Geographic Information System dan Simple Network Management Protocol

2020 ◽  
Vol 3 (2) ◽  
pp. 216-223
Author(s):  
Ainul Hizriadi ◽  
Radea Shiddiq ◽  
Ivan Jaya ◽  
Santi Prayudani

Network infrastructure monitoring is an important part of an institute to maintain the stability of computer network devices. One of the functions of computer network monitoring is to find out the data traffic generated in network application. Simple Network Management Protocol is one of protocols for monitoring the data traffic in network device. However, network device administrators still have problems when they want to monitor their network infrastructure, such as device location and data traffic information of network device that is only temporarily stored in the monitoring system, and physical location of network device is not contained in the monitoring system. In order to make it easier for them how to monitor network devices, the Researcher intends to combine Geographic Information Systems (GIS) and SNMP into a web-based monitoring application. Geographic Information System application can display the physical location of network devices, whilethe SNMP application using for monitoring the data traffic in network device,finding out the data traffic that can be generated in real time, and displaying data traffic of network device that has been monitored in to graphical form based on the time and network device used.

JOURNAL ASRO ◽  
2019 ◽  
Vol 10 (1) ◽  
pp. 94
Author(s):  
Agus Setiyawan ◽  
Alexander Victor Bukit ◽  
Arie Marbandi ◽  
Edy Widodo

The ship escort mechanism and system in KRI / KAL in reporting the position of the ship beingguarded at this time is only limited to reports via radio communication equipment / HT. This causedthe KRI / KAL Commander's decision to be reconfirmed manually between the ship's escort Personneland the KRI / KAL Guard Officer. Therefore it is necessary to have a system that can monitor theposition of ship escort personnel periodically by applying LoRa (Long Range) technology integratedwith a GIS-based information system (Geographic Information System). The position monitoringsystem for ship escort personnel can send coordinate data from the Client transceiver device that iscarried by the ship escort personnel periodically with the 915MHz LoRa TM protocol and receive theclosest Gateway transceiver in KRI / KAL with the same frequency with an average time of two once asecond transmits, the coordinate data received is stored in the application server database monitoringthe position of ship escort personnel in the form of markers, so that the position of personnel ismonitored periodically and can be immediately reported to the KRI / KAL Commander as decisionmaker. This system can also receive coordinate data from several Client transceiver devices.Keywords: LoRa / GPS shield, ship personnel, GIS (Geographic Information System).


Author(s):  
Tao Xiang

Background: In order to solve the potential safety hazard of computer network security, a special congestion control strategy is adopted. Methods: This strategy used to discuss the design and implementation technology of network adapter, bridge, concentrator, device driver, Netware interface software, and a complete set of FDDI optical fiber computer network. All source address tracking, frame forwarding, frame format conversion, spanning tree protocol, and other functions are achieved. Results: The research shows that the Sunrays micro-computer follows the SNMP simple network management protocol, which can support multiple Ethernet protocols and multiple ports, and the number of ports is scalable. Conclusion: The proposed method is useful for the multiple input and output ports in computer network with security enabled congestion control for data traffic.


2011 ◽  
Vol 6 ◽  
pp. 228-232
Author(s):  
Albina Moscicka

The paper will present the results of a research project „A methodology for mapping movable heritage”.  This project, financed by the Polish Ministry of Science and Higher Education in 2008-2010, was realized by the Institute of Geodesy and Cartography in cooperation with the Research and Academic Computer Network (portal Polska.pl), the Central Archives of Historical Records and Department of Art History of the Wroclaw University. The idea of the project was to simplify access to digital movable cultural heritage by the use of spatial information. The main aspect of the project was to use a Geographic Information System (GIS) - as a technology and as a tool - to integrate different digital collections, present their content in one space and provide online access to them from one common level – from an online map. The essence of the research was to present on the online map movable monument as multi-spatial object. The base of this assumption is that most of monuments, especially movable ones, can have several places in the geographical space that are connected with them (several various space relations). As a rule archival documents were created in one place, describe the other, today can be kept in places far away from the place they were prepared, and what more the parts of the same collection can be kept in different archives. Moreover, one single document can be connected or have relations (typological, thematically, temporal, spatial) with other relations to the same or the other one. The reason for it is that documents concerning various places are housed in the same archive, various documents can present the same place or the place of creating particular document can be the place of housing another. In the project the basic source material was digital collections of original records. Their metadata defined in the international standards of monuments’ description were used for connecting digital monuments with the geographic space. With the use of these standards, the Internet application for presenting cultural heritage on the map was developed. It can be found at www.GEOHeritage.polska.pl (Polish version) and www.GEOHeritage.poland.pl (English version). The application is based on the Geographic Information System (GIS), and its functionality is mainly the elements of selecting the resources, presenting the documents on the map in different ways and finding their images.  The paper will present methodological solutions necessary for building on-line map of movable heritage together with the functionality of the application.


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