局域網(wǎng)監(jiān)控系統(tǒng)關(guān)鍵技術(shù)研究與實(shí)現(xiàn)
本文選題:局域網(wǎng)絡(luò)監(jiān)控管理系統(tǒng) + SNMP ; 參考:《北京郵電大學(xué)》2014年碩士論文
【摘要】:隨著計(jì)算機(jī)技術(shù)的不斷發(fā)展,網(wǎng)絡(luò)逐漸成為人們生活不可分割的一部分。人們的日常生活日益與網(wǎng)絡(luò)息息相關(guān),在這其中,各種各樣的網(wǎng)絡(luò)應(yīng)用發(fā)揮著重要的作用。人們可以利用不同的網(wǎng)絡(luò)應(yīng)用來(lái)滿足自身不同的需求:即時(shí)通信、資訊獲取、網(wǎng)絡(luò)求助、觀看視頻、企業(yè)洽談等等。與此同時(shí),局域網(wǎng)絡(luò)也開始成為整個(gè)網(wǎng)絡(luò)中重要的一份子。不論是學(xué)校還是企業(yè),建設(shè)一個(gè)方便可用安全的網(wǎng)絡(luò),用于滿足自己的特有需求已變得越來(lái)越普遍。但是,想要獲取安全的局域網(wǎng)絡(luò)也變得越來(lái)越復(fù)雜。越來(lái)越多的網(wǎng)絡(luò)應(yīng)用的涌現(xiàn),不同的網(wǎng)絡(luò)硬件設(shè)備的安裝,以及網(wǎng)絡(luò)中本身就具有的病毒木馬等等,都會(huì)對(duì)整個(gè)局域網(wǎng)絡(luò)的管理造成困擾。因此,一個(gè)管理方便全面、可靠性高的局域網(wǎng)絡(luò)監(jiān)控管理系統(tǒng)變得越來(lái)越重要。 筆者所參與的商用監(jiān)控管理系統(tǒng)致力于解決這方面的問題。本文中,筆者對(duì)該系統(tǒng)的一些關(guān)鍵技術(shù)及模塊進(jìn)行了研究,主要包括網(wǎng)絡(luò)監(jiān)控系統(tǒng)中,網(wǎng)絡(luò)流量監(jiān)測(cè)模塊的研究,以及監(jiān)控系統(tǒng)中拓?fù)浒l(fā)現(xiàn)方法的研究與改進(jìn)。 本文首先介紹了該論文的研究背景和意義,然后對(duì)于當(dāng)前局域網(wǎng)絡(luò)以及網(wǎng)絡(luò)監(jiān)控的情況進(jìn)行了介紹。繼而在上述研究的基礎(chǔ)上,本文介紹了筆者所參與研發(fā)的商用局域網(wǎng)絡(luò)監(jiān)控管理系統(tǒng),主要介紹了該系統(tǒng)的作用和系統(tǒng)結(jié)構(gòu),以及系統(tǒng)所實(shí)現(xiàn)的功能。之后,文章在隨后的幾章中,探討了監(jiān)控管理系統(tǒng)中幾個(gè)模塊的研究。首先是對(duì)網(wǎng)絡(luò)流量識(shí)別檢測(cè)模塊的研究。該部分主要解釋了網(wǎng)絡(luò)流量檢測(cè)以及網(wǎng)絡(luò)應(yīng)用識(shí)別的情況,并且針對(duì)不同的識(shí)別技術(shù),舉出了對(duì)應(yīng)的不同的網(wǎng)絡(luò)應(yīng)用實(shí)例。在SNMP網(wǎng)絡(luò)拓?fù)涔芾砟K中,論文論述了SNMP技術(shù),并介紹了以此為基礎(chǔ),建立網(wǎng)絡(luò)拓?fù)涞倪^程。隨后介紹了本文所提出的,基于STP和AFT的網(wǎng)絡(luò)拓?fù)浒l(fā)現(xiàn)方法,并指出了該新的算法的優(yōu)越性能。
[Abstract]:With the continuous development of computer technology, the network has gradually become an integral part of people's lives. People's daily life is increasingly closely related to the network, in which a variety of network applications play an important role. People can use different networks to meet their different needs: instant messaging, access to information, network help, watching video, business negotiations and so on. At the same time, LAN also began to become an important part of the whole network. It has become increasingly common for schools and businesses to build a convenient and secure network to meet their own unique needs. However, the local area network that wants to obtain security also becomes more and more complex. The emergence of more and more network applications, the installation of different network hardware devices, and the virus Trojan horse in the network will make trouble for the management of the whole LAN. Therefore, a local area network monitoring and management system with convenient and comprehensive management and high reliability becomes more and more important. I participate in the commercial monitoring and management system to solve this problem. In this paper, the author studies some key technologies and modules of the system, including the research of network monitoring system, network traffic monitoring module, and the research and improvement of topology discovery method in monitoring system. This paper first introduces the research background and significance of this paper, then introduces the current local area network and network monitoring situation. Then, on the basis of the above research, this paper introduces the commercial LAN monitoring and management system developed by the author, mainly introduces the function and structure of the system, as well as the functions of the system. Then, in the following chapters, the research of several modules in the monitoring and management system is discussed. First of all, the research of network traffic identification and detection module. This part mainly explains the situation of network traffic detection and network application identification, and lists different network application examples for different identification techniques. In the SNMP network topology management module, this paper discusses SNMP technology, and introduces the process of establishing network topology based on SNMP technology. Then, this paper introduces the proposed network topology discovery method based on STP and AFT, and points out the superior performance of the new algorithm.
【學(xué)位授予單位】:北京郵電大學(xué)
【學(xué)位級(jí)別】:碩士
【學(xué)位授予年份】:2014
【分類號(hào)】:TP277;TP393.1
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