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href="http://m.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://m.cdcfah.com/cp/second-_txcp/">通信產(chǎn)品</a>?<a href="http://m.cdcfah.com/cp/third-txcp_jrsbtn/">接入設(shè)備</a>?湖北代理光傳輸設(shè)備烽火STM-16 深圳市騰云科創(chuàng)供應(yīng)</p><div id="is0agoo" class="leftbox clearfix"><h1>湖北代理光傳輸設(shè)備烽火STM-16 深圳市騰云科創(chuàng)供應(yīng)</h1><div id="2mkq8ka" class="proBig"><div id="qmsqmqm" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/sztykc/637244845101689454/9165528.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="sm0m2us" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/sztykc/637244845101689454/9165528.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="o8scawe" 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>湖北代理光傳輸設(shè)備烽火STM-16,烽火</p><p><span>***更新：</span>2020-09-05 11:09:10</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="i8mukaq" 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="oca80ge" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="siqousq" class="box"><p><p> 在各種寬帶光纖接入網(wǎng)技術(shù)中，采用了SDH技術(shù)的接入網(wǎng)系統(tǒng)是應(yīng)用**普遍的。SDH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，湖北代理光傳輸設(shè)備烽火STM-16,而產(chǎn)生了用戶與**網(wǎng)之間的接入"瓶頸"的問題，同時提高了傳輸網(wǎng)上大量帶寬的利用率。SDH技術(shù)自從90年代引入以來，至今已經(jīng)是一種成熟、標(biāo)準(zhǔn)的技術(shù)，在骨干網(wǎng)中被***采用，且價格越來越低，湖北代理光傳輸設(shè)備烽火STM-16，在接入網(wǎng)中應(yīng)用可以將SDH技術(shù)在**網(wǎng)中的巨大帶寬優(yōu)勢和技術(shù)優(yōu)勢帶入接入網(wǎng)領(lǐng)域，充分利用SDH同步復(fù)用，湖北代理光傳輸設(shè)備烽火STM-16、標(biāo)準(zhǔn)化的光接口、強(qiáng)大的網(wǎng)管能力、靈活網(wǎng)絡(luò)拓?fù)淠芰透呖煽啃詭砗锰?，在接入網(wǎng)的建設(shè)發(fā)展中長期受益。 </p> <p> <br /> </p> <p> <br /> 例如一條鏈的兩個端點(diǎn)上，它是一個雙端口器件。湖北代理光傳輸設(shè)備烽火STM-16</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖北代理光傳輸設(shè)備烽火STM-16,烽火" src="https://tyunfile.71360.com/UploadFile/sztykc/637244845101689454/9165528.jpg"></div><p> SDH的發(fā)展趨勢 </p> <p> SDH作為新一代理想的傳輸體系，具有路由自動選擇能力，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。迄今，SDH得到了空前的應(yīng)用與發(fā)展。在標(biāo)準(zhǔn)化方面，已建立和即將建立的一系列建議已基本上覆蓋了SDH的方方面面。在干線網(wǎng)和長途網(wǎng)、中繼網(wǎng)、接入網(wǎng)中它開始廣泛應(yīng)用。且在光纖通信、微波通信、衛(wèi)星通信中也積極地開展研究與應(yīng)用。 </p> <p> <br /> 寧夏SDH設(shè)備烽火STM-4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。努力奉獻(xiàn)，您的滿意是我們一直的追求。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖北代理光傳輸設(shè)備烽火STM-16,烽火" src="https://tyunfile.71360.com/UploadFile/sztykc/637244845105000000/3722756.jpg"></div><p> SDH多業(yè)務(wù)傳送平臺 </p> <p> 電力**網(wǎng)的組網(wǎng), 不僅要求通信網(wǎng)絡(luò)選擇適當(dāng)?shù)木W(wǎng)絡(luò)拓?fù)? 使整個網(wǎng)絡(luò)具有高可靠性, 而且要求其能大容量、高質(zhì)量、高速率地進(jìn)行多業(yè)務(wù)傳輸, 既使整個通信系統(tǒng)在電力系統(tǒng)內(nèi)部暢通無阻, 又要與外界公共網(wǎng)聯(lián)系十分方便, 甚至與國際通信網(wǎng)接軌。 </p> <p> 傳統(tǒng)SDH在接入和傳送寬帶數(shù)據(jù)業(yè)務(wù)時無法直接提供在局域網(wǎng)中占統(tǒng)治地位的以太網(wǎng)接口; 無法支持統(tǒng)計復(fù)用和有效使用傳輸帶寬; 沒有帶寬靈活的容器裝載寬帶數(shù)據(jù)業(yè)務(wù)。為了能較好地發(fā)展, 采用基于SDH 的多業(yè)務(wù)傳送平臺(MSTP)。它利用EOS (Ethernet over SDH ) 技術(shù), 解決SDH 平臺上 </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)計復(fù)用, 并且支持VC212 虛級聯(lián), 帶寬從1～ 48 個2M b平滑設(shè)置。 </p><p> 保護(hù)倒換系統(tǒng) </p> <p> 目前環(huán)形網(wǎng)絡(luò)的拓?fù)浣Y(jié)構(gòu)用得**多，因?yàn)榄h(huán)形網(wǎng)具有較強(qiáng)的自愈功能。自愈環(huán)的分類可按保護(hù)的業(yè)務(wù)級別、環(huán)上業(yè)務(wù)的方向、網(wǎng)元節(jié)點(diǎn)間光纖數(shù)來劃分。按環(huán)上業(yè)務(wù)的方向可將自愈環(huán)分為單向環(huán)和雙向環(huán)兩大類；按網(wǎng)元節(jié)點(diǎn)間的光纖數(shù)可將自愈環(huán)劃分為雙纖環(huán)(一對收／發(fā)光纖)和四纖環(huán)(兩對收發(fā)光纖)；按保護(hù)的業(yè)務(wù)級別可將自愈環(huán)劃分為通道保護(hù)環(huán)和復(fù)用段保護(hù)環(huán)兩大類。 </p> <p> <br /> </p> <p> SDH通信網(wǎng)具有保護(hù)機(jī)制實(shí)現(xiàn)網(wǎng)絡(luò)的自愈，在發(fā)生短暫失效時會自動切換到保護(hù)通道，而不需要人工切換。然而，由于人為因素或設(shè)備故障，一旦發(fā)生業(yè)務(wù)中斷，尤其是傳輸繼電保護(hù)信號的網(wǎng)絡(luò)發(fā)生故障，造成的巨大損失無法估計。SDH設(shè)備的保護(hù)方式應(yīng)符合ITU.T建議G．841規(guī)范及將來的G.SHR建議要求。 </p> <p> <br /> </p> <p> 例如某地**環(huán)采用二纖雙向復(fù)用段保護(hù)方式，當(dāng)線路出現(xiàn)故障時可通過傳輸系統(tǒng)的保護(hù)倒換機(jī)制，使業(yè)務(wù)迅速恢復(fù)(保護(hù)倒換時間在50rIls以內(nèi))。在二纖雙向復(fù)用段保護(hù)環(huán)上無專門的主、備用光纖，每一條光纖的前半個時隙是主用信道，后半個時隙是備信道，兩根光纖上業(yè)務(wù)流向相反。 </p> <p> <br /> 目前環(huán)形網(wǎng)絡(luò)的拓?fù)浣Y(jié)構(gòu)用得很多，因?yàn)榄h(huán)形網(wǎng)具有較強(qiáng)的自愈功能。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖北代理光傳輸設(shè)備烽火STM-16,烽火" src="https://tyunfile.71360.com/UploadFile/sztykc/637244845101923829/7728521.jpg"></div><p> <p> 傳輸網(wǎng)上的業(yè)務(wù)按流向可分為單向業(yè)務(wù)和雙向業(yè)務(wù)。以環(huán)網(wǎng)為例說明單向業(yè)務(wù)和雙向業(yè)務(wù)的區(qū)別。 </p> <p> <br /> </p> <p> 若A和C之間互通業(yè)務(wù)，A到C的業(yè)務(wù)路由假定是A→B→C，若此時C到A的業(yè)務(wù)路由是C→B→A，則業(yè)務(wù)從A到C和從C到A的路由相同，稱為一致路由。 </p> <p> 若此時C到A的路由是C→D→A，那么業(yè)務(wù)從A到C和業(yè)務(wù)從C到A的路由不同，稱為分離路由。 </p> <p> 我們稱一致路由的業(yè)務(wù)為雙向業(yè)務(wù)，分離路由的業(yè)務(wù)為單向業(yè)務(wù)。常見組網(wǎng)的業(yè)務(wù)方向和路由。 </p> <p> 深圳市騰云科創(chuàng)信息咨詢有限公司以質(zhì)量的服務(wù)、良好的信譽(yù)、雄厚的技術(shù)力量為廣大客戶提供質(zhì)量服務(wù)。我司供應(yīng)中興ZXMP系列產(chǎn)品：ZXMP S200｜ZXMP S320｜ZXMP S330｜ZXMP S325｜ZXMP S385｜ZXMP S390整機(jī)及各型號單板。供應(yīng)華為Metro系列產(chǎn)品：Metro1000｜Metro2050｜Metro3000｜Optix2500+｜Metro5000整機(jī)及各型號單板。供應(yīng)華為OSN系列產(chǎn)品：OSN1500B｜OSN2000｜OSN2500｜OSN3500｜OSN7500整機(jī)及各型號單板。供應(yīng)烽火IBAS系列產(chǎn)品： IBAS780A｜IBAS780B供應(yīng)PCM綜合接入設(shè)備：FA16接入設(shè)備｜BX10接入設(shè)備。努力奉獻(xiàn)，您的滿意是我們一直的追求！ </p> </p> <p> <br /> ADM是SDH**重要的一種網(wǎng)元，通過它可等效成其它網(wǎng)元。貴州銷售光傳輸設(shè)備烽火ASON 780B</p><p style="text-indent:25px">電力網(wǎng)的發(fā)展對電力系統(tǒng)**通信網(wǎng)提出了更高的要求。湖北代理光傳輸設(shè)備烽火STM-16</p><p style="text-indent:25px">通信產(chǎn)品行業(yè)穩(wěn)步發(fā)展，用戶規(guī)模和普及率實(shí)現(xiàn)進(jìn)一步增長。與此同時，即時通信作為基礎(chǔ)的互聯(lián)網(wǎng)應(yīng)用不斷開拓創(chuàng)新，其變化主要集中于產(chǎn)品功能的探索應(yīng)用場景的拓展和內(nèi)容質(zhì)量的提升三個方面。通信十多年的大發(fā)展，SDH光傳輸設(shè)備，光端機(jī)，PCM接入設(shè)備，PTN OTN光傳輸設(shè)備等業(yè)務(wù)已深入我們的生活。圍繞業(yè)務(wù)實(shí)現(xiàn)，網(wǎng)絡(luò)運(yùn)營公司、設(shè)備研發(fā)生產(chǎn)公司、設(shè)備安裝公司、業(yè)務(wù)開發(fā)公司、網(wǎng)絡(luò)管理機(jī)構(gòu)、網(wǎng)絡(luò)及設(shè)備維護(hù)公司等構(gòu)成一個相互依存的產(chǎn)業(yè)鏈，通信行業(yè)由此誕生。此外，自帶設(shè)備（BYOD）等實(shí)施趨勢的普及也導(dǎo)致了該行業(yè)在過去幾年中的大幅增長。通過降低總體費(fèi)用并提高員工效率的中小型企業(yè)正在越來越多地采用電力設(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（不含危險及監(jiān)控化學(xué)品）的銷售；經(jīng)濟(jì)信息咨詢；經(jīng)營進(jìn)出口業(yè)務(wù)。升級方案，從而促進(jìn)該行業(yè)的進(jìn)一步發(fā)展。隨著我國通信行業(yè)大發(fā)展，程控數(shù)字化與全塑電纜普遍使用，通信建設(shè)任務(wù)大幅增加，原有體制內(nèi)服務(wù)已無法滿足電信建設(shè)需求，相應(yīng)的有限責(zé)任公司企業(yè)應(yīng)運(yùn)而生。湖北代理光傳輸設(shè)備烽火STM-16</p><p style="text-indent:25px">深圳市騰云科創(chuàng)信息咨詢有限公司致力于通信產(chǎn)品，是一家貿(mào)易型公司。公司自成立以來，以質(zhì)量為發(fā)展，讓匠心彌散在每個細(xì)節(jié)，公司旗下SDH光傳輸設(shè)備，光端機(jī)，PCM接入設(shè)備，PTN 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