輸出交換網路 的英文怎麼說
中文拼音 [shūchūjiāohuànwǎnglù]
輸出交換網路
英文
output switch network- 輸 : Ⅰ動詞1 (運輸; 運送) transport; convey 2 [書面語] (捐獻) contribute money; donate 3 (失敗) l...
- 交 : Ⅰ動詞1 (把事物轉移給有關方面) hand over; give up; deliver 2 (到某一時辰或季節) reach (a cert...
- 換 : 動詞1. (給人東西同時從他那裡取得別的東西) exchange; barter; trade 2. (變換; 更換) change 3. (兌換) exchange; cash
- 網 : Ⅰ名詞1 (捕魚捉鳥的器具) net 2 (像網的東西) thing which looks like a net 3 (像網一樣的組織或...
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 輸出 : 1 (從內部送到外部) export 2 [電學] output; outcome; outlet; out fan; fanout; 輸出變壓器 output ...
- 網路 : 1. [電學] network; electric network2. (網) meshwork; system; graph (指一維復形); mesh
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According to the mean message traversal, the performance of leo / meo mobile satellite communication networks with intersatellite links ( isls ) is analyzed in this paper. three different traffic patterns are used in the analysis. if the isl number per satellite increases, the advantage of packet switch is more significant than that of circuit switch
本文提出了一種基於信息平均傳輸距離的中/低軌衛星移動通信系統星際鏈路網路性能的分析方法.根據三種不同的業務分佈模型對繁/簡兩種網路的信息過網時延和呼叫丟失率進行了分析.通過增加網路中每個節點星際鏈路的數目可以改善網路的性能,而且這種改善對採用分組交換的系統比採用電路交換的系統大With the setting of the peculiar conditions, we contribute the above system model for the first time to a kendall model, i. e. / l, : the size of buffer 1 / fcfs ( for same kinds of cells ) / l2 : the size of buffer 2 / non - prevail pr ( for different kinds of cells ) we resolved the model by " state transfer " method
在設定工作環境及條件的基礎上,本論文首次為該系統模型建立了肯達爾排隊模型。即:並運用狀態轉移方法進行了解析。最後的模擬實驗數據表明優先級調度輸入?線群多通道輸出atm交換系統模型較好地改善了hol阻塞,提高了輸入排隊atm交換網路的性能。Currently, the army is developping military network based oa project with effort among which military email transferring system is an essential application module. this paper proposed a data model of military email transferring as well as detailed design scheme according to the potential threat in email service system, practical condition of current military network and official model as well as document transferring process. it discussed the security requirement of military email transferring system in detail as well as analyzed and design relevent data model, mail exchange protocol and application requirement of cryptogram management
該文針對電子郵件服務系統中存在的安全隱患,基於對目前國內外電子郵件安全技術的分析研究,立足於現有軍事計算機網路的實際現狀,根據目前軍隊的辦公模式、公文傳輸流程,提出了一種適合於軍隊辦公自動化中軍用電子郵件傳輸的數據模型及具體的設計方案,詳細討論了軍用電子郵件傳輸系統的安全服務需求,對相關的數據模型、郵件交換協議、密碼管理的應用需求等進行了詳細的分析和設計。Through analysising the characteristics of the power system with floating neutral point deeply, the paper puts forward a new plan of single - phase to ground fault line selection on the base of s ' s signal injecton method and gives the hardware and software design. in this design, the high speed sampling and data processing is carried out through using dsp processor ; the large electrice current is drived through the application of a high - performance audio power amplifier and transformer ; the communication between host computer and detectors is realized through rs485 bus technology ; the difference multilevel frequency - selected amplifier is designed and the feeble signal of space is sampled on the base of the theory of magnetic induction ; the interface between dsp and exterior chip and rs485 interface logical is designed through using fpga ; the using of lcd module and keyboard interfacing chip makes the interface between human and machine ; the programme of host computer and detectors is designed through using blocking design method
在本設計中,採用高速的dsp處理器,實現了對故障特徵信息的高速採集與處理;採用大功率的功放晶元與變壓器配合的方法,實現了大電流信號的驅動輸出;採用485總線技術,組建了裝置主機與多探測器之間的主從式通訊網路,實現了多干擾條件下裝置主機與多探測器的可靠通訊;設計了差分式多級選頻放大電路,採用磁感應的方法實現了對空間微弱信號的接收;利用fpga技術,實現了控制器與多外設的介面及數字信號的串並轉換;採用了先進的lcd液晶顯示模塊及鍵盤介面晶元,設計了人機信息交互的介面;採用了模塊化的軟體設計方法,開發了裝置主機及探測器的軟體程序。The paper analyzes the secure problem existing in the tcp / ip protocol, discusses the possibility and superiority of secure transmission in network layer, researches the architecture of protocol ipsec, presents the design thought of using ipsec to realize the secure transmission within the pbc ' s intranet under the windows. the paper gives a schema of secure transmission system in the pbc ' s intranet, realizes it using the windows kernel program technology and obeying the specifications of ndis and ipsec. the secure transmission system promotes the secure extent of the pbc ' s intranet
論文針對人民銀行內聯網面臨的信息和數據安全傳輸問題,分析了tcp / ip協議存在的安全問題,探討了在tcp / ip網路層實現安全傳輸的可能性和優越性,認真研究了ipsec協議體系結構和esp協議、 ah協議、 ike密鑰交換協議的原理,在既要保護已有投資,又要提高安全程度的前提下,提出了在windows操作系統下採用ipsec實現人民銀行內聯網安全傳輸的設計思想。To analyze some key technologies of optical network relative with rwa in detail, such as transmission, switching and internetworking ; to emphasize on the research of function, fabric and performance of optical cross - connection ; to carry out numerical simulations for crosstalk introduced by optical cross connect and to present measurements for suppressing it such as doubly filtering, fixing optimum decision threshold and appropriately choosing the number of multiplexed wavelengths ; 3. to research the fundamental principle and some problems relative with rwa, including the type of optical network, the type of traffic, the type of service, the survivability of optical network ; to classify and compare rwa algorithms and particularly research some dynamic rwa algorithms ; 4. to present reserved light - path and classify network resource such as used, unused and reserved status, to emulate establishment of all - optical connection in optical network through modified rwa algorithm and show effectively reducing setup time of all - optical connection utilizing reserved light - path ; to research rwa algorithms of multi - fiber network, to present new link weight functions dependent on node degree, unused fiber ( s ) per wavelength - layer and routing policies, to perform emulation of rwa based wavelength layer graph applying new link weight functions and show them make algorithms better performance and network lower blocking rate ; 5
詳細分析了與rwa相關的光網路關鍵技術,包括傳輸、交換、組網等,重點研究了光交叉連接的功能和結構、性能,對其引入的串擾進行了詳細分析,選擇恰當的器件參數進行了數值模擬,並提出了抑制措施(如雙重濾波、優化判決門限、選擇恰當的復用波長數) ; 3 .研究了光網路的r認叭的基本原理、與r認叭的幾個相關問題(光網路類型、業務類型、流量類型、光網路生存性) 、 r認人演算法的分類和比較,具體研究了幾種動態r場人演算法; 4 .研究了以全光連接建立時間為優化目標的r認認演算法,提出預置光路的概念,對網路資源進行狀態分類(佔用、未佔用、預置) ,利用改進的r認叭演算法模擬,預置光路可為部分新到的連接請求快速建立連接,從而提高網路性能;研究了以多光纖網路連接阻塞率為優化目標的r認城演算法,提出了以節點度數、每個波長分層的空閑光纖數以及路由策略決定的幾種鏈路權重函數,利用基於波長分層圖模型的并行r場人演算法模擬,利用新的鏈路權重函數使得演算法具有更優的性能,使網路具有更低的連接阻塞率。This telephone communication system can use the computer network to transmit and switch the data stream for the telephone subscriber in a high speed. in this paper the telephone termination of the telephone communication system which adopts the technic of the computer, electronic and communication is designed
本文提出了利用計算機網路來實現電話用戶音頻數據流的高速傳輸及交換的計算機網路電話通信系統,從而研製了基於計算機技術、電子技術和通信技術的計算機網路電話通信系統的用戶終端。At the same time, we must make sure the availability after installing it. this is the key technology that will be discussed in this article. physical partition device is based on the principle of “ information ferry ”, two cpus are put into the device to make sure that there are no
本文還提出了傳輸軟體、服務器鏡像等的設計原理和功能規范,使得在不同安全區內的系統,尤其是位於物理隔離兩側的系統之間進行數據交換時,感受不到隔離裝置的影響,好像它們是工作在暢通無阻的網路環境一樣,以此解決高安全環境下的系統可用性問題。It must be appreciated and accepted in telecom market, due to its advanced technology reliable performance and high cost performance. a series of technical key problems have been solved, mainly f an overal exhaustive design of the 128k switching network system was presented based on 4k net - chips, with our own intellectual property a 3 level 64k switching net was successfully designed, in which the tlevel consists of l6 4k net - chips and the s - level consists of a self designed single vlsi fpga chip with 560 pins. an optical net interface and an optical multiplexer were designed to carry out the voice transmission and distribution of l28, 000 users
在研究開發過程中,解決了一系列的技術關鍵問題,主要有:提出了基於有自主知識產權的4k網片的128k網路系統的總體設計方案;研究設計了tst三級結構64k交換網,其中t級含有16片4k網片, s級由自行設計的、 560pins的、單片大規模fpga實現;研究設計了雙機雙網雙余度的通信控制處理器系統,實現了對用戶呼叫、 tst各級網路的控制、報警等各種功能;研究設計了光網介面oni和光復用器omux ,實現了12 . 8萬用戶話音的傳輸分配。But this method has the shortcoming of information leaking. based on mpls, this paper presents the thought and implem enting technology that encrypt the data by ipsec at the customer edge ( ce ) router and encapsulate the data at provider edge ( pe ) router. the problem of information leaking due to at mpls backbone has been resolved
本文提出了基於多協議標記交換技術,利用ipsec在客戶路由器端加密,再在mpls邊緣路由器端進行數據封裝的方法構建vpn ,解決了vpn採用mpls在公用骨幹網進行第二層傳輸存在的信息不能自動加密、容易因誤發或連接中斷造成信息泄漏等問題。Based on the timely summarization on a tm switch, in the thesis, we have detailed most of the scheduling strategy and improved switch structure relevant to input - queued switches, and by the overall analysis of the cell sending procedure, we presented a system model named time priority scheduling input - line group output with muti - channel model
在人們對atm交換網路系統模型綜述的基礎上,本論文綜述了輸入隊列atm交換的調度策略和各種改進的交換結構,並將時間優先級控制方式應用於線群結構輸出的交換機中,通過對信元傳送機理的分析,提出了優先級調度輸入一線群多通道輸出的系統模型。In ad hoc, based on dcf ( distributed coordination function ) of ieee 802. 11, this paper introduces a new mac, which divides the packet into three kinds : non - periodic real - time information, periodic real time information, and non real - time information. the priority of these three information packets demotes in turn
針對交換式以太網qos實現問題,按照網路流量分配優先級、實時性信息分配較高優先級的原則,本文提出考慮優先級的加權公平隊列演算法( wfqp ) ,即對交換機的數據流進行調度處理,降低實時信息的端到端延遲,從而有效提高實時信息的傳輸質量。In this paper, we study the performance of input - buffered atm switching with window - access scheme and output - grouping architecture. the close - form formulae of maximum switch throughput, mean cell delay and cell loss probability are obtained by probability generating function approach. the accuracy of theoretical analysis is verified by computer simulations and results show that the maximum switching throughput will reach 99 % under random uniform traffic when the window size and the group size are 4 and 16 respectively
本文提出了具有組合的窗口接入和線群輸出結構的輸入緩沖atm交換網路並對其性能進行了研究.通過概率生成函數方法得到了計算該交換網路最大吞吐率,平均信元時延和信元丟失率的封閉表達式,並通過計算機模擬實驗驗證了理論分析的精確性.研究結果表明,在隨機均勻業務下,當窗口尺寸和輸出群尺寸分別為4和16時,最大吞吐率可達到99With the constraint of subcarrier switching path, a subcarrier label assignment strategy in satellite subcarrier switching networks was proposed for unsymmetrical transmission
摘要分析了衛星通信副載波標記交換網路中網路對動態業務條件下非對稱業務傳輸的適應問題,提出了一種副載波標記劃分策略與資源分配演算法。Firstly, the task, structure, technology and function of the existing dispatch system were introduced, whose key technology is based on the tdm and time division switch like pstn. further, the developing direction of pstn is based on ip, the pocked switch system and network, and also the dispatch system of the manned space flight launch base will transmit multimedia information on ip
首先,介紹了現有調度系統的任務、結構、技術和功能,可以看出,其技術核心是時分多路復用和時分交換技術,現在公用交換電話網( pstn )正向基於ip的包交換系統和網路發展,載人航天發射場調度系統也將利用ip網路技術傳輸多媒體指揮信息。As a responsible technical leadef, the author deeply studies and analyses the switching technology, and presents an exhaustive plan for the new product. the plan consists of the design of high capacity tst network, communication - control processor system, and transmission distribution system etc. according to this plan, several groups accomplished the detailed design under my guidance
作者作為該開發任務的技術負責人,通過對交換技術的研究分析,為sp30交換機128k網路系統的設計提出了詳細的設計方案,包括大容量tst網路、通信控制系統、傳輸分配系統等,並根據該方案組織了設計小組進行詳細設計。The mpls technology was raised just in order to make the most of the switching technology in the core of the network and the ip routing technology on the edge of the network. before presenting the solution of the mpls, there are many integration model, the basic method adopted by them were all carry the control information from the ip router, and combine it with the transmition capability and the label switching of the atm switching machine, accordingly constructing a high speed and economic multi layer switching router. but, all these solutions can not communicate and just suit for adapting the atm as the second layer transmiting link, can n ' t work on other interface ( fr, ppp, and ethernet ), this is obviously conflict with the developing way of the based on packet of the internet
多協議標簽交換( mpls )技術就是為了綜合利用網路核心的交換技術和網路邊緣的ip路由技術各自的優點而產生的。在mpls技術方案提出之前已有的各種集成模型解決方案所採取的基本方法都是從ip路由器獲取控制信息,將其與atm交換機的轉發性能和標簽交換方式相結合,從而構建成一個高速而經濟的多層交換路由器。但是,各種方案彼此不能互通,而且僅適用於以atm作為第2層的傳輸鏈路,不能工作在其他多種媒體(如幀中繼、點對點協議、以太網)中,這與internet基於分組的發展方向相矛盾。The main research contents are as follovvs : after the analyzing of the process of making train diagram, according with its character, and take into account the trend of innovation, chooses the total solution based on the b / s architecture, 3 - tier operation distributed and 2 - tier data distributed to separate the data from operation and simplify the development and maintenance ; the e - r data model that is accord with the 3nf criterion is designed after analyzing the data structure of the train diagram system. emphasis on the permission security of the distributed system, take the view schema, coupled with the login authentication and permissions validation, to ensure the data accessing domination, and take the synchronization, error control, and restore capability to advance the data security ; on the basis of b / s solution architecture, after comparing the existing transportation technologies, b - isdn and adsl is selected as the major solution architecture based on the package - svvitched networks. furthermore, error control, firewall, and encryption techniques are introduced to prevent the hacker attack and ensure the networks safety
論文的主要研究內容包括:對目前我國列車運行圖管理體制和編制流程進行詳細分析,根據其「幾上幾下」的特點,並結合未來「網運分離」體制改革的變化預測,選擇採用與之相適應的基於b s體系架構、三層業務分佈、二層數據分佈的整體方案,實現業務與數據的分離,降低開發與應用過程的復雜度和總體成本;對列車運行圖系統的數據信息進行分析,設計符合3nf規范的數據e - r關系模型,並著重研究處于分散式系統中的列車運行圖數據信息的訪問權限和數據安全問題,提出以視圖模式結合用戶識別權限審定實現數據權限劃分,以並發處理、容錯技術、恢復技術提高系統的數據安全性;在基於b s架構的系統整體方案基礎上,對當前多種數據傳輸技術進行分析比較,採用b - isdn為主幹網、 adsl為接入端的基於公用數據網路分組交換技術的系統網路體系結構,並針對網路自身安全性和黑客攻擊與侵入問題,詳細討論綜合採用差錯控制、防火墻、數據加密解密等技術手段提高系統的網路安全性能。Also both softswitch system structure and 3g communication system are based on ip - based packet - switch, signaling gateway as a important part in softswitch network, play a role of transfering ss7 signal message from ss7 signaling network to ip - based packet - switch network. firstly this paper introduce the development of telecom network and signaling transfer, and discussing the four layer structure of softswitch network ; based on this, educing the background of signaling gateway in next - generation - network ; also describes the ss7 signalling gateway structure, function and characteristic and protocol module ; then analyse the high availability implementation of signalling gateway
本文首先從電信網路和信令傳輸發展出發,介紹了下一代網路演進,以及下一代網路的核心-軟交換網路結構的四個層次功能特點;從此引申出信令網關產生背景,簡單介紹了信令網關結構以及其功能特點;再對信令網關中主要協議模塊進行分析,並著重討論了信令網關高可靠性的幾種實現方式。( 3 ) in this paper, the writer discusses the excellent merit of xml which behaved in improving the representation of web page and resolves the problem that how to convert the data in database into xml stream and convert the stream into the html again in order to simplify the interface and reduce the transmit flux in net
( 3 )詳細討論了xml技術在改進web頁面表示技術方面所體現出來的卓越特性。解決了如何將數據庫中的數據轉換成xml數據流,然後再轉換成瀏覽器可以識別的html格式,以簡化人機交互的界面、減少數據在網路傳輸中的流量。分享友人