packet filter 中文意思是什麼

packet filter 解釋
分組過濾器
  • packet : n 1 包裹；小件行李；（郵件等的）一捆；小批；袋。2 （定期）郵船，班輪。3 〈英俚〉（打賭等中輸贏的...
  • filter : n 1 濾器，濾紙，過濾用料[砂、炭等]。2 【無線電】濾波器；【物理學】濾光鏡，濾色器。vt 過濾，用過濾...
  1. Then it describes the software framework of the firewall system in data plane. the fifth chapter is about the dynamic packet filter ' s design and implementation. dynamic packet filtering technique greatly enhances packet filter ’ s efficiency and security

    第五章是動態包過濾模塊的設計與實現，包過濾是整個防火墻功能中最核心的部分，動態包過濾技術大大提高了包過濾的效率和安全性。
  2. Single packet filter technology, with its flaws, cannot provide perfect security protection ; intrusion detection, as an active defense system, is a crucial supplementary to the packet technology and work as a second line of defense ; content filter supplies the gap of the information content protection that two former technologies leave and form the last barrier for security protection

    單純的包過濾技術由於其自身的缺陷而不能提供完全的安全保護。入侵檢測作為一種主動防禦技術，是包過濾的重要補充，起到了第二道防線的作用。內容過濾彌補了前兩種技術在信息內容防範方面的不足，形成了安全防護的最後一道屏障。
  3. The configuration of internal and external packet filter and a single home bastion host provide very good security

    內部和外部包過濾器和一臺單向定位的bastion主機的配置提供很好的安全性。
  4. First, author analyzes and compares the advantages and disadvantages of existing packet filter technologies and designed a packet filter model for pc according to leitmotiv of model design

    首先本文分析比較了現有包過濾技術的優缺點，根據模塊化的設計思想，設計出了適用於個人主機的包過濾系統模型。
  5. This solutions includes adopting the ndis protocol driver as packet capture module, the kpf filter as packet filter which came from the revising and improving of the bpf filter, hypercuts with rule updating ability as packet classification algorithm.

    該方案包括以ndis協議驅動程序實現報文捕獲、以對bpf過濾器改進和增強后的kpf為報文過濾器，以增加了規則更新能力的hypercuts演算法為報文分類演算法。
  6. This thesis firstly analyzed the significance of the research of the network flow monitoring, and carefully researches the mode of real - time network flow measurement. basing on those studies, this thesis summarizes three key problems : high - speed network packet capture technology 、 packet filter technology and multidimensional packet classification algorithm respectively. after that, the thesis focuses on the solutions to the three problems

    本文首先分析了從事網路流量監測研究的現實意義，並仔細研究了rtfm實時網路流量測量模型，在此基礎上，歸結出了實現一個高性能的測量器將遇到的三個關鍵問題，即高速報文捕獲技術、報文過濾器實現技術和多維報文分類演算法。
  7. Theoretical source of transparent model " s advantages is discussed, and then solutions of its key technology, last a programming realization - setting network card promsic to receive packets, keeping mac address, and checking packets base mac frame to realize transparent model in ip protocol rebuilding. the key technologies of firewall are packet filter and application proxy both of which can " t keep in step with network attack development

    鑒於此，本文從透明模式防火墻的特徵和功能出發，探討了其本質、技術實現要點及可行性方案，給出有別于上述兩方案的實現：網卡置於混雜模式，保留mac地址， ip重組、檢查、轉發過程一氣呵成，將透明模式的實現融合在ip重建中，使得整個防火墻體系結構更加緊湊，提高了效率。
  8. The packet filter rout provide the same functionality as the packet filter firewall describe in section2. 1. 1

    包過濾路由器與包過濾防火墻具有同一功能，如2 。 1 。 1部分所述。
  9. ( 2 ) researching on the method of defending data security and the architectures of computer network firewall, and constructing the prototype of cf firewall. ( 3 ) researching on the packet filter technology in computer network firewall, designing and realizing cf _ firewall packet filter router. ( 4 ) researching on the proxy technology in computer network firewall, discussing the applications of proxy technology in computer network, designing and realizing cf _ firewall http proxy server and cf _ firewall ftp proxy server

    主要研究內容如下： （ 1 ）提出並討論協同設計網路安全問題，指出進行協同設計網路安全環境方面研究的必要性； （ 2 ）研究網路安全防範機制和網路防火墻體系結構，建立cf _ firewall網路防火墻原型系統； （ 3 ）研究網路防火墻包過濾技術，設計並實現cf _ firewall過濾路由器； （ 4 ）研究網路防火墻應用代理技術，討論代理技術的實用性，設計並實現cf _ firewallhttp代理服務器和cf _ firewallftp代理服務器； （ 5 ）研究反向代理技術和vpn技術在建立協同設計網路安全環境里的作用，以指導具體的協同設計網路安全環境的方案選型。
  10. Stateful inspection firewall is a milestone of the development of firewall. it makes impossible to prevent from dos attack by checking data packet indepentantly. the packet filter firewall hardly meets the need of network defence

    狀態檢測防火墻作為防火墻發展中的一個里程碑，由於它對數據包的檢測與先前的數據包相關聯，使其對dos攻擊的防禦成為可能。
  11. Bsd packet filter ( bpf ) lies in the kernel of bsd unix, it is independent of the tcp / ip stack, and gives user mode processes a raw interface to access data link layer, it has been widely used in network monitors and other softwares, such as tcpdump

    Bsd包過濾器（ bsdpacketfilter ，簡稱bpf ）位於bsdunix的內核中，它獨立於tcp ip協議棧，為應用程序訪問數據鏈路層提供了一個原始介面，被廣泛地運用在網路監控及其它軟體中，如tcpdump 。
  12. Ipchains is essentially a packet filter

    Ipchains本質上是包過濾器。
  13. Once you reboot the machine, the packet filter will be running

    一旦重新啟動機器，包過濾器就啟動了。
  14. In the design of packet filter policies, author adapts a formalized definition and betters a little the present policy - matching algorithm. what ' s more, he analyzes the coherence p roblem of the policies collection and designs the coherence control algorithm for policies collection

    在對包過濾規則的設計中，本文採用了一種形式化的定義方法，並對現有的規則匹配演算法作了一定的改進，同時對規則集的一致性問題進行了分析，設計了規則集的一致性控制演算法。
  15. In the traditional firewall system, static packet filter technology is used. but there are many defects in this technology, one of which is that the efficiency of filtering is low. moreover, with the static packet filter technology used, if you want the communication woks, you must keep some port open all the time, and then there is some security flaw, so the stateful packet filter technology is the trend at present

    傳統的防火墻技術是採用的靜態包過濾檢查機制，靜態包過濾機制的最明顯的缺陷是：過濾檢查的效率低；為期望的通信，它必須保持一些埠的永久開放，這就為潛在的攻擊提供了機會，因此存在著安全隱患。
  16. The text commenced from the technique background of the firewall, which introduced the ixa architecture of the network processor first, including the total architecture characteristics, internal technique, hardware etc. ; then described the whole hardware structure and the software structure of the firewall, and development environment ; after that introduced the conception of network security and firewall technique, and gave analysis of characteristics of ipv6 protocol in detail ; with the firewall design immediately after at every step thorough, put forward the requirement of the ipv6 firewall project first, including design target, technique innovation, application situation etc., described software and hardware architecture of the whole system, the internal connection and total flow later on, elaborated function and realization of six modules of control plane, including vpn, packet filter core, application proxy, configuration and management, url filter, log, and referred to the database that the

    正文開始從防火墻的技術背景入手，先介紹了網路處理器的ixa架構，包括總體的架構特點、內部技術、具體型號硬體等;接著描述了防火墻的整個硬體結構和軟體結構，以及開發環境;然後介紹了網路安全的概念和防火墻技術，並對ipv6協議特點作了較為詳細的分析;接著按著防火墻設計的步步深入，先提出了ipv6防火墻的需求，包括設計目標、技術創新點、應用場合等，隨后描述了系統整體的軟硬體結構、內部聯系及總體流程，而後著重詳細闡述上層vpn 、包過濾核心、應用代理、配置管理、 url過濾、日誌六個控制平面子模塊的功能和實現，並提及系統實現中使用的數據庫。
  17. In this paper, a stateful packet filter subsystem that is part of the gategod firewall system is developed, and a manager tool of client that is used for manageing the gategod firewall system is implemented

    本文設計並且實現了gategod防火墻系統中的狀態包過濾子系統，同時開發和實現了一個便於對gategod防火墻進行圖形化設置的客戶端配置管理程序。
  18. You want to make sure the packet filter is running in init levels 2 and 3 when the network is operational

    網路已經啟動的情況下，首先確認包過濾器已運行在初始級別2和3下。
  19. Similarly, you should create symbolic links to shut down the packet filter when network services are shut down

    類似的，在網路服務關閉后也應該停止包過濾器的符號連接。
  20. In those cases, administrators may opt to use a stand - alone packet filter behind the router

    在這種情況下，管理人員可能選擇使用接在路由器上的獨立包過濾器。
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