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id="7jhdbhl" class="twoCol"><div id="5dtbpdj" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁(yè)?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/second-_txcp/">通信產(chǎn)品</a>?<a href="http://www.cdcfah.com/cp/third-txcp_jrsbtn/">接入設(shè)備</a>?青海光端機(jī)烽火 E1板卡深圳市騰云科創(chuàng)供應(yīng)</p><div id="53f33rl" class="leftbox clearfix"><h1>青海光端機(jī)烽火 E1板卡深圳市騰云科創(chuàng)供應(yīng)</h1><div id="xjp3p3b" class="proBig"><div id="xv5d5hh" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/sztykc/637244845103378907/6385040.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="pdrnjxt" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/sztykc/637244845103378907/6385040.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="jh3hnjx" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)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>青海光端機(jī)烽火 E1板卡,烽火</p><p><span>***更新：</span>2021-01-24 09:06:31</p><p><span id="click" >瀏覽次數(shù)：1次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="hdbx5n5" 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(jī): </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(hào)幸福家園A棟、B棟、C棟、D棟D棟110D</p><p>[當(dāng)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="5znjpj3" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="bhnljxt" class="box"><p><p style="text-indent:25px"><span style="font-size:16px;font-family:"Microsoft YaHei";"> </span><span style="font-size:16px;font-family:"Microsoft YaHei";">SDH網(wǎng)絡(luò)是整個(gè)數(shù)字網(wǎng)的一部分，它的定時(shí)基準(zhǔn)應(yīng)是這個(gè)數(shù)字網(wǎng)的統(tǒng)一的定時(shí)基準(zhǔn)。時(shí)鐘同步，就是使通信網(wǎng)內(nèi)所有節(jié)點(diǎn)的時(shí)鐘頻率和相位都控制在預(yù)先確定的容差范圍內(nèi)，確保網(wǎng)內(nèi)各傳輸或交換節(jié)點(diǎn)的全部數(shù)字流正確有效地傳輸或交換，時(shí)鐘不同步，會(huì)在緩沖器中產(chǎn)生信息比特的溢出或取空，導(dǎo)致數(shù)字流的滑動(dòng)損傷，造成數(shù)據(jù)出錯(cuò)，影響正常運(yùn)行，青海光端機(jī)烽火 E1板卡。電流差動(dòng)保護(hù)的關(guān)鍵是線路兩側(cè)保護(hù)之間的電流數(shù)據(jù)交換，青海光端機(jī)烽火 E1板卡，當(dāng)復(fù)接數(shù)字通信設(shè)備時(shí)，青海光端機(jī)烽火 E1板卡，同步時(shí)鐘的提取方式是一個(gè)非常重要的問題。本期新增節(jié)點(diǎn)均從線路側(cè)提取同步信號(hào)。</span>為了保證電網(wǎng)安全、經(jīng)濟(jì)地運(yùn)行, 必須配置調(diào)度、保護(hù)、遠(yuǎn)程控制等系統(tǒng)。青海光端機(jī)烽火 E1板卡</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="青海光端機(jī)烽火 E1板卡,烽火" src="https://tyunfile.71360.com/UploadFile/sztykc/637244845103378907/6385040.jpg"></div><p style="text-indent:25px"><span style="font-size:16px;font-family:"Microsoft YaHei";"> 近年來(lái)，SDH作為新一代理想的傳輸體系，具有路由自動(dòng)選擇能力，上下電路方便，維護(hù)、控制、管理功能強(qiáng)，標(biāo)準(zhǔn)統(tǒng)一，便于傳輸更高速率的業(yè)務(wù)等優(yōu)點(diǎn)，能很好地適應(yīng)通信網(wǎng)飛速發(fā)展的需要。SDH技術(shù)與一些先進(jìn)技術(shù)相結(jié)合，如光波分復(fù)用（WDM）、ATM技術(shù)、Internet技術(shù)（IP over SDH）等，使SDH網(wǎng)絡(luò)的作用越來(lái)越大。SDH已被各國(guó)列入21世紀(jì)高速通信網(wǎng)的應(yīng)用項(xiàng)目，是電信界公認(rèn)的數(shù)字傳輸網(wǎng)的發(fā)展方向，具有遠(yuǎn)大的商用前景。深圳市騰云科創(chuàng)信息咨詢有限公司，成立于2015年專業(yè)從事通信產(chǎn)品購(gòu)銷以及施工，維護(hù)，產(chǎn)品維修，計(jì)算機(jī)系統(tǒng)集成施工。為客戶提供質(zhì)量好產(chǎn)品、完善的解決方案，積極響應(yīng)配合客戶做好售后服務(wù)，在業(yè)界贏得廣大客戶認(rèn)可及一致好評(píng)。努力奉獻(xiàn)，您的滿意是我們一直的追求。</span>青海光端機(jī)烽火STM-4SDH的誕生解決了由于入戶媒質(zhì)的帶寬限制而跟不上骨干網(wǎng)和用戶業(yè)務(wù)需求的發(fā)展。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="青海光端機(jī)烽火 E1板卡,烽火" src="https://tyunfile.71360.com/UploadFile/sztykc/637244847603603516/458709.jpg"></div><p> <span style="font-size:16px;font-family:"Microsoft YaHei";"> 從技術(shù)上來(lái)看，接入層的相對(duì)帶寬需求較小，需要提供IP、TDM，可能還有ATM等綜合業(yè)務(wù)傳送。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(jià)地在一個(gè)業(yè)務(wù)提供點(diǎn)（POP）上提供高質(zhì)量專線、ATM 、IP 等業(yè)務(wù)的接入、傳送和保護(hù)。</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(wù)仍然是不可預(yù)知的，這需要傳輸網(wǎng)絡(luò)具有更好的自適應(yīng)能力，而這種自適應(yīng)能力不單單是網(wǎng)絡(luò)接口或網(wǎng)絡(luò)容量的適應(yīng)能力，而且要求網(wǎng)絡(luò)連接的自適應(yīng)能力?？偟膩?lái)說，低成本、靈活快速的完成運(yùn)營(yíng)商端局到用戶端的業(yè)務(wù)接入和業(yè)務(wù)收斂是對(duì)未來(lái)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> </p><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(jìn)行，這就免除了全部的投資風(fēng)險(xiǎn)和維護(hù)工作，應(yīng)用機(jī)動(dòng)靈活，使用部門可以專心致力于其本行業(yè)的業(yè)務(wù)工作。 </p> <p> 廣而言之，把企業(yè)非**的服務(wù)性職能交給社會(huì)的專業(yè)部門經(jīng)營(yíng)，而集中力量從事自己的**業(yè)務(wù)，甚至**所謂的虛擬公司，這已經(jīng)成為上世紀(jì)90年代以來(lái)西方國(guó)家的企業(yè)為提高其競(jìng)爭(zhēng)力而公認(rèn)的世界性潮流。總之，依托穩(wěn)定的服務(wù)主體，有條件積極取得進(jìn)入電信市場(chǎng)競(jìng)爭(zhēng)的合法地位，或與公網(wǎng)聯(lián)合，間接進(jìn)軍電信市場(chǎng)，是目前形勢(shì)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(guó)由計(jì)劃經(jīng)濟(jì)向市場(chǎng)經(jīng)濟(jì)轉(zhuǎn)變的要求。 </p> <p> <br /> 從OSI模型的觀點(diǎn)來(lái)看，SDH屬于其比較低層的物理層。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="青海光端機(jī)烽火 E1板卡,烽火" src="https://tyunfile.71360.com/UploadFile/sztykc/637244845101689454/9165528.jpg"></div><p> 隨著科學(xué)技術(shù)的不斷發(fā)展,各行各業(yè)為了滿足自身內(nèi)部的需求，將會(huì)建設(shè)更多，更復(fù)雜的**網(wǎng)絡(luò)，這些網(wǎng)絡(luò)必將承擔(dān)更多的任務(wù)。 </p> <p> 對(duì)于大多數(shù)專網(wǎng)，在目前的技術(shù)條件下，則應(yīng)利用公眾網(wǎng)實(shí)現(xiàn)企業(yè)或?qū)I(yè)部門的通信需求。利用公眾網(wǎng)滿足專業(yè)部門的需求具有各種不同的方式。如租用公眾網(wǎng)的光芯或傳輸容量，配置自己的交換設(shè)備。這就免除了其困難的光纜輔設(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(jìn)行，這就免除了全部的投資風(fēng)險(xiǎn)和維護(hù)工作，應(yīng)用機(jī)動(dòng)靈活，使用部門可以專心致力于其本行業(yè)的業(yè)務(wù)工作。 </p> <p> <br /> 將所有網(wǎng)元節(jié)點(diǎn)兩兩相連，就形成了網(wǎng)孔形網(wǎng)絡(luò)。青海光端機(jī)烽火STM-4</p><p style="text-indent:25px">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。青海光端機(jī)烽火 E1板卡</p><p> 深圳騰云科創(chuàng)信息咨詢有限公司主營(yíng)中興ZXMP系列產(chǎn)品：ZXMP S200｜ZXMP S320｜ZXMP S330｜ZXMP S325｜ZXMP S385｜ZXMP S390整機(jī)及各型號(hào)單板。華為Metro系列產(chǎn)品：Metro1000｜Metro2050｜Metro3000｜Optix2500+｜Metro5000整機(jī)及各型號(hào)單板。華為OSN系列產(chǎn)品：OSN1500B｜OSN2000｜OSN2500｜OSN3500｜OSN7500整機(jī)及各型號(hào)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 </p> <p> <br /> </p> <p> 以太網(wǎng)業(yè)務(wù)的接入和傳送應(yīng)用,支持端口捆綁( IEEE802. 3ad) 和生成樹算法( IEEE802.1D) , 支持VLAN ( IEEE802. 1Q ) 和QoS ( IEEE802.1p ) , 可以直接提供10Mb/100Mb自適應(yīng)以太網(wǎng)接口, 通過內(nèi)置2 層、3 層以太網(wǎng)交換機(jī)實(shí)現(xiàn)統(tǒng)計(jì)復(fù)用, 并且支持VC212 虛級(jí)聯(lián), 帶寬從1～ 48 個(gè)2M b平滑設(shè)置。青海光端機(jī)烽火 E1板卡</p><p style="text-indent:25px">深圳市騰云科創(chuàng)信息咨詢有限公司是一家電力設(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(hù)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(xiǎn)及監(jiān)控化學(xué)品）的銷售；經(jīng)濟(jì)信息咨詢；經(jīng)營(yíng)進(jìn)出口業(yè)務(wù)。的公司，是一家集研發(fā)、設(shè)計(jì)、生產(chǎn)和銷售為一體的專業(yè)化公司。公司自創(chuàng)立以來(lái)，投身于SDH光傳輸設(shè)備，光端機(jī)，PCM接入設(shè)備，PTN OTN光傳輸設(shè)備，是通信產(chǎn)品的主力軍。騰云科創(chuàng)致力于把技術(shù)上的創(chuàng)新展現(xiàn)成對(duì)用戶產(chǎn)品上的貼心，為用戶帶來(lái)良好體驗(yàn)。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(chéng)為客戶提供良好的服務(wù)。</p></p><br 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