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onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="3d2vmbx" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/sztykc/637244845101923829/7728521.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="iwoqxjg" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</span>面議</p><p><span>所在地：</span>廣東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>四川全新光傳輸設(shè)備烽火ASON 780B,烽火</p><p><span>***更新：</span>2021-01-30 06:07:21</p><p><span id="click" >瀏覽次數(shù)：2次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="wa2btah" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">深圳市騰云科創(chuàng)信息咨詢有限公司</a></p><p><span>聯(lián)系人：</span>夏永 </p><p><span>郵箱: </span>87993378@qq.com</p><p><span>電話: </span>16625147809</p><p><span>傳真: </span>1550_</p><p><span>網(wǎng)址: </span></p><p><span>手機: </span>1550-2042477</p><p><span>地址: </span>沙井街道蠔四社區(qū)街尾塘一巷5號幸福家園A棟、B棟、C棟、D棟D棟110D</p><p>[當前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="rqxz2qx" class="page-proshow02"><p class="title">詳細說明</p><div id="fe3k3gn" class="box"><p><p> <span style="font-size:16px;font-family:"Microsoft YaHei";"> 從技術(shù)上來看，接入層的相對帶寬需求較小，需要提供IP、TDM，可能還有ATM等綜合業(yè)務傳送，四川全新光傳輸設(shè)備烽火ASON 780B。以SDH 系統(tǒng)為基礎(chǔ)并能夠提供IP 、ATM 傳送與處理的系統(tǒng)（包括TDM、IP與ATM接口，甚至包括IP 和ATM 交換模塊）將是解決接入層傳送的主要方法，這種方式可廉價地在一個業(yè)務提供點（POP）上提供高質(zhì)量專線、ATM 、IP 等業(yè)務的接入、傳送和保護。</span> </p> <p> <span style="font-size:16px;font-family:"Microsoft YaHei";"> 隨著骨干傳輸容量不斷增大，城域傳輸網(wǎng)絡(luò)的接入能力也多樣化。但以IP為主的網(wǎng)絡(luò)業(yè)務仍然是不可預知的，這需要傳輸網(wǎng)絡(luò)具有更好的自適應能力，而這種自適應能力不單單是網(wǎng)絡(luò)接口或網(wǎng)絡(luò)容量的適應能力，而且要求網(wǎng)絡(luò)連接的自適應能力?？偟膩碚f，低成本、靈活快速的完成運營商端局到用戶端的業(yè)務接入和業(yè)務收斂是對未來城域網(wǎng)接入系統(tǒng)的主要需求。</span> </p> <p> <br /> </p> <p> <br /> </p> <p> <span style="font-size:16px;font-family:"Microsoft YaHei";"></span> 維護，產(chǎn)品維修，四川全新光傳輸設(shè)備烽火ASON 780B，四川全新光傳輸設(shè)備烽火ASON 780B，計算機系統(tǒng)集成施工。為客戶提供質(zhì)量產(chǎn)品、完善的解決方案。四川全新光傳輸設(shè)備烽火ASON 780B</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="四川全新光傳輸設(shè)備烽火ASON 780B,烽火" src="https://tyunfile.71360.com/UploadFile/sztykc/637244845101923829/7728521.jpg"></div><p> <span style="font-size:16px;font-family:"Microsoft YaHei";">傳輸網(wǎng)上的業(yè)務按流向可分為單向業(yè)務和雙向業(yè)務。以環(huán)網(wǎng)為例說明單向業(yè)務和雙向業(yè)務的區(qū)別。</span> </p> <p> <span style="font-size:16px;font-family:"Microsoft YaHei";">若A和C之間互通業(yè)務，A到C的業(yè)務路由假定是A→B→C，若此時C到A的業(yè)務路由是C→B→A，則業(yè)務從A到C和從C到A的路由相同，稱為一致路由。</span> </p> <p> <span style="font-size:16px;font-family:"Microsoft YaHei";">若此時C到A的路由是C→D→A，那么業(yè)務從A到C和業(yè)務從C到A的路由不同，稱為分離路由。</span> </p> <p> <span style="font-size:16px;font-family:"Microsoft YaHei";">我們稱一致路由的業(yè)務為雙向業(yè)務，分離路由的業(yè)務為單向業(yè)務。常見組網(wǎng)的業(yè)務方向和路由。</span> </p> <p> <span style="font-size:16px;font-family:"Microsoft YaHei";">深圳市騰云科創(chuàng)信息咨詢有限公司以質(zhì)量好的服務、良好的信譽、雄厚的技術(shù)力量為廣大客戶提供質(zhì)量好服務。我司供應中興ZXMP系列產(chǎn)品：ZXMP S200｜ZXMP S320｜ZXMP S330｜ZXMP S325｜ZXMP S385｜ZXMP S390整機及各型號單板。供應華為Metro系列產(chǎn)品：Metro1000｜Metro2050｜Metro3000｜Optix2500+｜Metro5000整機及各型號單板。供應華為OSN系列產(chǎn)品：OSN1500B｜OSN2000｜OSN2500｜OSN3500｜OSN7500整機及各型號單板。供應烽火IBAS系列產(chǎn)品： IBAS780A｜IBAS780B供應PCM綜合接入設(shè)備：FA16接入設(shè)備｜BX10接入設(shè)備。努力奉獻，您的滿意是我們一直的追求！</span> </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> 廣西SDH設(shè)備烽火CONT它的作用是將支路端口的低速信號復用到線路端口的高速信號STM-N中。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="四川全新光傳輸設(shè)備烽火ASON 780B,烽火" src="https://tyunfile.71360.com/UploadFile/sztykc/637244845103378907/6385040.jpg"></div><p> <span style="font-size:16px;font-family:"Microsoft YaHei";">SDH的特點</span> </p> <p> <span style="font-size:16px;font-family:"Microsoft YaHei";">（1）由于SDH有多種網(wǎng)絡(luò)拓撲結(jié)構(gòu)，它所組成的網(wǎng)絡(luò)非常靈活，它能增強網(wǎng)監(jiān)，運行管理和自動配置功能，優(yōu)化了網(wǎng)絡(luò)性能，同時也使網(wǎng)絡(luò)運行靈活、安全、可靠，使網(wǎng)絡(luò)的功能非常齊全和多樣化；</span> </p> <p> <span style="font-size:16px;font-family:"Microsoft YaHei";">（2）SDH有傳輸和交換的性能，它的系列設(shè)備的構(gòu)成能通過功能塊的自由組合，實現(xiàn)了不同層次和各種拓撲結(jié)構(gòu)的網(wǎng)絡(luò)，十分靈活；</span> </p> <p> <span style="font-size:16px;font-family:"Microsoft YaHei";">（3）SDH并不專屬于某種傳輸介質(zhì)，它可用于雙絞線、同軸電纜，但SDH用于傳輸高數(shù)據(jù)率則需用光纖。這一特點表明，SDH既適合用作干線通道，也可作支線通道。例如，我國的國家與省級有線電視干線網(wǎng)就是采用SDH，而且它也便于與光纖電纜混合網(wǎng)(HFC)相兼容。</span> </p> <p> <span style="font-size:16px;font-family:"Microsoft YaHei";">（4）從OSI模型的觀點來看，SDH屬于其比較低層的物理層，并未對其高層有嚴格的限制，便于在SDH上采用各種網(wǎng)絡(luò)技術(shù)，支持ATM或IP傳輸；</span> </p> <p> <span style="font-size:16px;font-family:"Microsoft YaHei";">（5）SDH是嚴格同步的，從而保證了整個網(wǎng)絡(luò)穩(wěn)定可靠，誤碼少，且便于復用和調(diào)整；</span> </p> <p> <span style="font-size:16px;font-family:"Microsoft YaHei";">（6）標準的開放型光接口可以在基本光纜段上實現(xiàn)橫向兼容，降低了聯(lián)網(wǎng)成本。</span> </p><p> 近些年，點播電視、多媒體業(yè)務和其他寬帶業(yè)務如雨后春筍般紛紛出現(xiàn)，為SDH應用在接入網(wǎng)中提供了廣闊的空間。SDH技術(shù)應用于接入網(wǎng)的好處是：1）對于要求高可靠、高質(zhì)量業(yè)務的大型企事業(yè)用戶，SDH可以提供較為理想的網(wǎng)絡(luò)性能和業(yè)務可靠性。2）可以將網(wǎng)管范圍擴展至用戶端，簡化維護工作。3）利用SDH固有靈活性，可使網(wǎng)絡(luò)運營者更快、更有效地提供用戶所需的長期和短期業(yè)務需求。 </p> <p> <br /> </p> <p> <br /> </p> <p> 深圳騰云科創(chuàng)信息咨詢有限公司主營中興ZXMP系列產(chǎn)品：ZXMP S200｜ZXMP S320｜ZXMP S330｜ZXMP S325｜ZXMP S385｜ZXMP S390整機及各型號單板。華為Metro系列產(chǎn)品：Metro1000｜Metro2050｜Metro3000｜Optix2500+｜Metro5000整機及各型號單板。華為OSN系列產(chǎn)品：OSN1500B｜OSN2000｜OSN2500｜OSN3500｜OSN7500整機及各型號單板。烽火IBAS系列產(chǎn)品： IBAS780A｜IBAS780B， PCM綜合接入設(shè)備介紹：FA16接入設(shè)備｜BX10接入設(shè)備 STM-N的信號是9行×270×N列的幀結(jié)構(gòu)。此處的N與STM-N的N相一致。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="四川全新光傳輸設(shè)備烽火ASON 780B,烽火" src="https://tyunfile.71360.com/UploadFile/sztykc/637244845101689454/9165528.jpg"></div><p> 免除了比較困難的光纜輔設(shè)工程，比較適用于具有大規(guī)模用戶的企業(yè)。又如委托公眾網(wǎng)**為本企業(yè)或部門使用的虛擬**網(wǎng)，它所提供的功能和容量完全按照用戶的要求進行，這就免除了全部的投資風險和維護工作，應用機動靈活，使用部門可以專心致力于其本行業(yè)的業(yè)務工作。 </p> <p> 廣而言之，把企業(yè)非**的服務性職能交給社會的專業(yè)部門經(jīng)營，而集中力量從事自己的**業(yè)務，甚至**所謂的虛擬公司，這已經(jīng)成為上世紀90年代以來西方國家的企業(yè)為提高其競爭力而公認的世界性潮流。總之，依托穩(wěn)定的服務主體，有條件積極取得進入電信市場競爭的合法地位，或與公網(wǎng)聯(lián)合，間接進軍電信市場，是目前形勢下各大專網(wǎng)的主要選擇；這也是電信技術(shù)**的必然產(chǎn)物，更是我國由計劃經(jīng)濟向市場經(jīng)濟轉(zhuǎn)變的要求。 </p> <p> <br /> 網(wǎng)絡(luò)的有效性、可靠性和經(jīng)濟性在很大程度上與其拓撲結(jié)構(gòu)有關(guān)。陜西光傳輸設(shè)備烽火2路交換式千兆以太網(wǎng)處理板</p><p style="text-indent:25px">同時也使網(wǎng)絡(luò)運行靈活、安全、可靠，使網(wǎng)絡(luò)的功能非常齊全和多樣化；四川全新光傳輸設(shè)備烽火ASON 780B</p><p> SDH的特點 </p> <p> （1）由于SDH多種網(wǎng)絡(luò)拓撲結(jié)構(gòu)，它所組成的網(wǎng)絡(luò)非常靈活，它能增強網(wǎng)監(jiān)，運行管理和自動配置功能，優(yōu)化了網(wǎng)絡(luò)性能有，同時也使網(wǎng)絡(luò)運行靈活、安全、可靠，使網(wǎng)絡(luò)的功能非常齊全和多樣化； </p> <p> （2）SDH有傳輸和交換的性能它的系列設(shè)備的構(gòu)成能通過功能塊的自由組合，實現(xiàn)了不同層次和各種拓撲結(jié)構(gòu)的網(wǎng)絡(luò)，十分靈活； </p> <p> （3）SDH并不專屬于某種傳輸介質(zhì)，它可用于雙絞線、同軸電纜，但SDH用于傳輸高數(shù)據(jù)率則需用光纖。這一特點表明，SDH既適合用作干線通道，也可作支線通道。例如，我國的國家與省級有線電視干線網(wǎng)就是采用SDH，而且它也便于與光纖電纜混合網(wǎng)(HFC)相兼容。 </p> <p> （4）從OSI模型的觀點來看，SDH屬于其比較低層的物理層，并未對其高層有嚴格的限制，便于在SDH上采用各種網(wǎng)絡(luò)技術(shù)，支持ATM或IP傳輸； </p> <p> （5）SDH是嚴格同步的，從而保證了整個網(wǎng)絡(luò)穩(wěn)定可靠，誤碼少，且便于復用和調(diào)整； </p> <p> （6）標準的開放型光接口 </p> <p> 可以在基本光纜段上實現(xiàn)橫向兼容，降低了聯(lián)網(wǎng)成本。四川全新光傳輸設(shè)備烽火ASON 780B</p><p style="text-indent:25px">深圳市騰云科創(chuàng)信息咨詢有限公司總部位于沙井街道蠔四社區(qū)街尾塘一巷5號幸福家園A棟、B棟、C棟、D棟D棟110D，是一家電力設(shè)備、電子元器件、電子產(chǎn)品、建筑材料、通信設(shè)備(中興通訊及華為技術(shù)各系列產(chǎn)品板件及整套設(shè)備的銷售與安裝，設(shè)備維護及板件返修，以及各設(shè)備可配置的單板，用戶電纜，中繼電纜等)、辦公設(shè)備、五金交電、化工原料（不含危險及監(jiān)控化學品）的銷售；經(jīng)濟信息咨詢；經(jīng)營進出口業(yè)務。的公司。騰云科創(chuàng)擁有一支經(jīng)驗豐富、技術(shù)創(chuàng)新的專業(yè)研發(fā)團隊，以高度的專注和執(zhí)著為客戶提供SDH光傳輸設(shè)備，光端機，PCM接入設(shè)備，PTN OTN光傳輸設(shè)備。騰云科創(chuàng)不斷開拓創(chuàng)新，追求出色，以技術(shù)為先導，以產(chǎn)品為平臺，以應用為重點，以服務為保證，不斷為客戶創(chuàng)造更高價值，提供更優(yōu)服務。騰云科創(chuàng)創(chuàng)始人卓龍飛，始終關(guān)注客戶，創(chuàng)新科技，竭誠為客戶提供良好的服務。</p></p><br /><p>文章來源地址: http://m.cdcfah.com/cp/3076600.html</p></div></div></div></div></div><div id="ajqikw7" class="page-right twoColRt"><div id="vu22vud" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div id="t7tldeh" class="recomPic likePro"><a href="http://m.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強信息推薦自業(yè)物資供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強信息推薦自業(yè)物資供應</p></a></div><div id="rce2k3o" class="recomPic likePro"><a href="http://m.cdcfah.com/cp/846569.html"><div><img src="https://tyunfile.71360.com/WaterMark/UploadFile/nbzxsw/637298235378037109/764794.png" alt="寧波寧海直接考A2有幾個科目真誠推薦寧波助學商務信息咨詢供應" 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