路由層 的英文怎麼說
中文拼音 [lùyóucéng]
路由層
英文
router level-
Cebus - eib router medium access control sublayer
Cebus - eib路由器媒體訪問控制子層Cebus - eib router logical link control sublayer
Cebus - eib路由器邏輯鏈路控制子層Cebus - eib router network layer
Cebus - eib路由器網路子層High - speed, muti - services and economy have become the major issues of the future ip backbone technology as far as thes poiflt is concerned, thes paper explores layer 3 switdrig technology which separates control component and forward compontal in the traditional roulers. two forwarding al gori thms - - - - d ata - driven mo d el and top olo gy driven model are also compared, a next generation ip backbone echno l o gy - - - - multiproto co l label switching is developed, with its operation and its deployinent in traffic engineering, c1ass - ofservce and virtual private network
本文從未來ip骨幹網技術所要求的高速化、多業務支持、經濟性出發,介紹了在傳統路由器基礎上將控制部件和轉發部件分離的第三層交換技術,比較了數據驅動模型和控制驅動(拓撲驅動)模型兩種轉發演算法,並由此引出下一代ip骨幹網路技術? ?多協議標記交換,闡述了其工作原理以及在流量工程、服務等級區分和虛擬專用網中的應用。In tranditional ip network, only the “ best effort ” service is provided, but the quality of service can not be guaranteed. though the interserv, deffserv and mpls are presented afterward to guarantee the qos for the ip network. but as a layer network, the realization of the qos function need span different layers ( such as rsvp protocol ) in the ip network, which may result in the function iterance and chaos
多媒體和實時業務的出現要求網路能夠提供足夠的qos保證,在傳統的ip網路中只能提供「盡量傳輸」的服務而不能保證服務質量,后來提出的綜合服務模型( interserv )以及區分服務模型( deffserv )以及mpls技術保證了ip網路上的服務質量,但由於ip網路是層次結構的網路,因此對qos的支持需要跨層(如rsvp協議) ,這就可能引起功能的重復和混亂,而微通信元系統是無層次結構的網路系統,就克服了這些的問題,變得簡單,效率更高。The cost - effective survivable scheme in otn and key technology, primary path and protection path routing and wavelength assignment ( rwa ) are the topics in this thesis
本文的研究重點是有成本效益的光層保護方案與關鍵技術以及工作通道與保護通道的路由與波長分配問題。The article particularly discusses ethernet technologies, virtual lans technology, layer3 switching technology, voice over ip technology, and active server pages technology, and introduces technologic details such as topological structure of the whole network, assignment of ip address, choice and configuration of routers and switchers, and the concrete accomplishment and configuration of layer3 switching
本文詳細介紹了整個網路的拓撲結構, ip地址的分配,路由器和交換機的選擇和配置, vlan劃分的原則和配置,第三層交換的具體實現和配置等技術細節,從而揭示了整個網路對這些技術的運用和開創性的工作。In the paper, the protocol adopt special route optimize algorithm and tdma time slot assigning algorithm, make node enter low consumption or sleep state in order to reduce the consumption ; aiming at choice the mechanism of cluster head, multi - hop routing and the mechanism of mac, the existing leach protocol is improved
本文的網路協議是採用特殊的路由優化演算法和tdma時隙分配演算法,使節點進入低功耗或睡眠狀態以降低功耗。協議主要在簇頭的選擇機制、多跳路由、 mac層通信機制等方面,對已有的leach協議進行了改進。Because of the unique issues in the networks, including mobility - induced disconnection, network partition, high out - of - order delivery ratios and channel errors, the congestion control and the error recovery in the network is challenging. in this environment, the interaction between tcp and mac layer protocols, the affection of route protocols on the performance of tcp and the particular congestion control and error recovery mechanism are first discussed. then a particular transport layer protocol scheme based on the non - feedback mechanism is presented, with emphasis on the analysis and simulation of the key parameter
文中主要討論了兩種不同網路結構中的無線tcp協議改進方案,其一在最後一跳為無線鏈路的網路環境中,針對基本tcp擁塞控制機制存在的缺陷,文中在現有解決方案的基礎上提出一綜合性的方案,其中包括無線鏈路的高誤碼率和連接斷開問題的解決,並重點對方案中出現的交叉層問題進行分析和模擬;其二,考慮的是分散式網路( adhoc ) ,在文中較為詳細的分析了tcp和mac層機制間的相互作用、路由協議中造成tcp性能降低的因素、 adhoc網路中應採取的特殊擁塞控制和差錯恢復機制,在此基礎上提出了一種採用非反饋機制的解決方案,重點對方案中的關鍵參數進行分析和模擬,分析和模擬結果表明此機制可在很大程度上提高adhoc網路中tcp的性能。In the meanwhile, we build a complete simulation model of layered wireless self - organizing routing network and verify feasibility of network architecture and key technologies, including operating mode of wireless interface, addressing and routing in lwsrn we study the performance of wsrn in terms of routing overhead, packet delivery ratio, and the communication capability, and compare these result with that of ad hoc network
同時,構造了完整的分層結構的無線自組織路由網路模擬模型。驗證了網路體系結構和關鍵技術的可行性,包括無線通道工作方式、網路編址技術、網路路由過程。並通過模擬分析了分層結構的無線自組織路由網路的路由負載、網路數據到達率和網路通信容量。Traffic from one fix session can be routed on to another fix session based on the standard fix addressing fields or based on custom routing logic
通過標準fix尋址域或自定義的路由邏輯,一個fix的對話通信可路由至另一個fix對話層。Device management assembles every individual hardware module into an uniform one, which ensures the other software modules running effectively ; forwarding is a process in which the data package is switched by mac, routed through ip address and forwarded by mpls label ; the control of forwarding is the core of this system, which effectively manages the forwarding path of the data package by every kinds of network protocol
設備管理把各個獨立的模塊有機的組合成統一的整體,是其它模塊的有效運行的保證;轉發主要是數據包在交換機中進行二層交換、 ip路由和mpls標簽交換的過程;轉發控制是系統的核心,通過各種網路協議有效的管理數據包的轉發路徑。Although the group communication uses ip multicast in network layer, it does not depend on multicast routing
雖然採用ipmulticast ,但是整個組通信層並不依賴于具體的路由協議。So flexibility could be achieved, because when the routing algorithm changes, there is no need to redesign the group communication layer
這樣可以使系統有很好的適用性,使得網路層的路由策略改變時組通信層可以不做任何修改。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。It is used to provide reference to operator of power plant. in recurrent composed bp networks, the relation of interior node is enhanced because the link weight of input layer and output layer are added, and the saturation of fault prediction is avoided by using the linear prompting function
本文所建的用於鍋爐故障預測的遞推合成bp網路由於bp網路各層之間及輸入層與輸出層之間的連接權的增加和線性激勵函數的採用,極大地加強了內部節點的關聯能力,避免了bp網路預測的飽和性的出現。As one crucial research directions of security, attacks against routing layer of wsns may cause the whole networks disabled. so it is significant to study secure routing issues of wsns
安全路由是安全問題的重要研究方向,針對路由層的攻擊可能導致整個網路癱瘓,因此研究安全路由問題有重要意義。The research subject of the dissertation is the key function layer of the cdn network - - route layer. from the point of the theoretical analysis and the computer simulation, the name - based route technology of the cdn route system is thoroughly studied
本文以cdn網路中的核心功能層? ?路由層為研究對象,從理論分析和計算機模擬的角度對cdn路由系統的基於名字路由技術進行了深入的研究。It is an extreme challenge research subject for such network due to the dynamical topology change, bandwidth limitation and power constraint. the state - of - the - art of the manet technology in 5 layer : physical layer, mac layer protocols, routing protocols, transport protocol and application and middle ware issuses are summarized in this thesis. five typical routing protocols dsdv, dsr, tora, aodv and zrp are studied
本文介紹了移動自組網的起源、特徵和當前的發展狀況,並歸納了其主要的應用領域;分別從物理層、 mac層、路由層、傳輸層、中間件和應用層等5個層次分析和介紹了當前manet採用的技術和協議,尤其對路由協議( dsdv 、 dsr 、 tora 、 aodv和zrp )進行了詳細的研究。The research is composed of three parts : in the first part, based on the research of issues related to security and routing, this thesis analyses the threaten of routing layer and the security of the existing typical routing protocols in wsns, and then draw a conclusion that gear surpasses others
主要包括三個部分:第一部分在對傳感器網路安全路由相關問題研究的基礎上,分析了路由層面臨的安全威脅及典型路由協議的安全特性,得出gear路由綜合性能較好的結論。分享友人