遼寧監(jiān)控以太網(wǎng)交換機(jī)選型總線光端機(jī) 煙臺市正維通信技術(shù)供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="太網(wǎng)交換機(jī)是基于以太網(wǎng)傳輸數(shù)據(jù)的交換機(jī)，以太網(wǎng)采用共享總線型傳輸媒體方式的局域網(wǎng)。以太網(wǎng)交換機(jī)的結(jié)構(gòu)是每個端口都直接與主機(jī)相連，并且一般都工作在全雙工方式。交換機(jī)能同時連通許多對端口，使每一對相互通信的主機(jī)都能像獨(dú)占通信媒體那樣，進(jìn)行無沖擊"><meta name="keywords" content="遼寧監(jiān)控以太網(wǎng)交換機(jī)選型,以太網(wǎng)交換機(jī)"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta 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clearfix"><h1>遼寧監(jiān)控以太網(wǎng)交換機(jī)選型總線光端機(jī) 煙臺市正維通信技術(shù)供應(yīng)</h1><div id="bz2vsm3" class="proBig"><div id="sli2tfm" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/zhengwei123/637475981492168846/9913537.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="gpcumda" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/zhengwei123/637475981492168846/9913537.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="2hoa2ry" 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>山東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>遼寧監(jiān)控以太網(wǎng)交換機(jī)選型,以太網(wǎng)交換機(jī)</p><p><span>***更新：</span>2021-02-03 03:20:11</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="wahj2kr" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">煙臺市正維通信技術(shù)有限公司</a></p><p><span>聯(lián)系人：</span>程雷</p><p><span>郵箱: </span>zhengwei@zhengwei-teah.cn</p><p><span>電話: </span>18766381696</p><p><span>傳真: </span>0535_</p><p><span>網(wǎng)址: </span>http://www.zwkj.net.cn</p><p><span>手機(jī): </span>0535-3975176</p><p><span>地址: </span>中國(山東)自由貿(mào)易試驗(yàn)區(qū)煙臺片區(qū)煙臺開發(fā)區(qū)珠江路42號</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="wgnprtk" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="au2qxjv" class="box"><p><p style="text-indent:25px">太網(wǎng)交換機(jī)是基于以太網(wǎng)傳輸數(shù)據(jù)的交換機(jī)，以太網(wǎng)采用共享總線型傳輸媒體方式的局域網(wǎng)。以太網(wǎng)交換機(jī)的結(jié)構(gòu)是每個端口都直接與主機(jī)相連，并且一般都工作在全雙工方式。交換機(jī)能同時連通許多對端口，使每一對相互通信的主機(jī)都能像獨(dú)占通信媒體那樣，進(jìn)行無沖擊地傳輸數(shù)據(jù)。1990 年問世的交換式集線器(switching hub)，遼寧監(jiān)控以太網(wǎng)交換機(jī)選型，可明顯地提高局域網(wǎng)的性能，遼寧監(jiān)控以太網(wǎng)交換機(jī)選型。交換式集線器常稱為以太網(wǎng)交換機(jī)（Ethernet Switch）或第二層交換機(jī)（表明此交換機(jī)工作在數(shù)據(jù)鏈路層），遼寧監(jiān)控以太網(wǎng)交換機(jī)選型。正維通信提供以太網(wǎng)交換機(jī)。以太網(wǎng)交換機(jī)的SFP接口通常為LC接口（LC雙芯 LC單芯）"LC"接頭與SC接頭形狀相似，較SC接頭小一些。遼寧監(jiān)控以太網(wǎng)交換機(jī)選型</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="遼寧監(jiān)控以太網(wǎng)交換機(jī)選型,以太網(wǎng)交換機(jī)" src="https://tyunfile.71360.com/WaterMark/UploadFile/zhengwei123/637475981492168846/9913537.png"></div><p style="text-indent:25px">工業(yè)以太網(wǎng)交換機(jī)分割沖擊域，每個端口單獨(dú)成一個沖擊域。每個端口如果有大量數(shù)據(jù)發(fā)送，則端口會先將收到的等待發(fā)送的數(shù)據(jù)存儲到寄存器中，在輪到發(fā)送時再發(fā)送出去。QoS（Quality of Service 服務(wù)質(zhì)量）交換機(jī)向特定數(shù)據(jù)幀運(yùn)用高優(yōu)先級的能力；VLAN （Virtual Local Area Network虛擬局域網(wǎng))允許交換機(jī)將設(shè)備邏輯分組,且即使所有設(shè)備都共用一臺物理交換機(jī),也能隔離這些設(shè)備組之間的流量。Port Mirroring（端口鏡像）允許用交換機(jī)的一個端口來監(jiān)視由交換機(jī)的一個或多個端口所發(fā)送或接收的流量。這種特性方便對通訊數(shù)據(jù)進(jìn)行實(shí)時監(jiān)控,是以太網(wǎng)常用的故障查找方法。無錫礦用以太網(wǎng)交換機(jī)設(shè)置按照傳輸速率不同，有百兆，千兆，萬兆以太網(wǎng)交換機(jī)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="遼寧監(jiān)控以太網(wǎng)交換機(jī)選型,以太網(wǎng)交換機(jī)" src="https://tyunfile.71360.com/WaterMark/UploadFile/zhengwei123/637475981944883705/4704616.png"></div><p style="text-indent:25px">借助VLAN技術(shù)可以有效避免廣播數(shù)據(jù)的惡意攻擊，造成廣播數(shù)據(jù)惡意攻擊的主要原因是以太網(wǎng)交換機(jī)的沖擊域和廣播域不一致，在這樣的情況下，可以利用VLAN技術(shù)也就是局域網(wǎng)技術(shù)，通過限制廣播域范圍的方式解決這一問題。局域網(wǎng)技術(shù)可以有效分離通信量，讓帶寬得到更好的利用，并且從邏輯角度出發(fā)，將實(shí)際的LAN基礎(chǔ)設(shè)施分割成多個子網(wǎng)。局域網(wǎng)技術(shù)在實(shí)際應(yīng)用不只是可以解決廣播惡意攻擊問題，還有效增強(qiáng)了網(wǎng)絡(luò)安全性，不只是如此，VLAN技術(shù)的使用可以有效降低的移動和變更成本，在物理劃分子網(wǎng)的情況下，快速的完成用戶變更，所需要的時間較短。但是VLAN技術(shù)在實(shí)際使用中也存在一定的問題，比如：接口問題，標(biāo)簽引入問題</p><p style="text-indent:25px">Console：它是專門用于對以太網(wǎng)交換機(jī)進(jìn)行配置和管理的。通過Console端口連接并配置交換機(jī)，是配置和管理交換機(jī)必須經(jīng)過的步驟。雖然除此之外還有其他若干種配置和管理交換機(jī)的方式(如Web方式、Telnet方式等)，但是，這些方式必須依靠通過Console端口進(jìn)行基本配置后才能進(jìn)行。因?yàn)槠渌绞酵枰柚贗P地址、域名或設(shè)備名稱才可以實(shí)現(xiàn)，而新購買的交換機(jī)顯然不可能內(nèi)置有這些參數(shù)，所以通過Console端口連接并配置交換機(jī)是常用、基本也是網(wǎng)絡(luò)管理員必須掌握的管理和配置方式。萬兆以太網(wǎng)交換機(jī)，一個線速端口的包轉(zhuǎn)發(fā)率為14.88Mpps。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="遼寧監(jiān)控以太網(wǎng)交換機(jī)選型,以太網(wǎng)交換機(jī)" src="https://tyunfile.71360.com/WaterMark/UploadFile/zhengwei123/637475981617813524/9347702.png"></div><p style="text-indent:25px">WISE9000B網(wǎng)管型多光口系列產(chǎn)品是煙臺市正維通信技術(shù)有限公司的一款網(wǎng)管冗余工業(yè)以太網(wǎng)交換機(jī)，可以在嚴(yán)酷的工業(yè)電磁環(huán)境下工作，適用于工業(yè)以太網(wǎng)設(shè)備通過光纖進(jìn)行遠(yuǎn)距離及抗電磁干擾通訊，適合在中國不同地域溫度環(huán)境中使用，為工業(yè)控制系統(tǒng)聯(lián)網(wǎng)提供了方便、可靠的途徑。其中8、12或16個10/100M自適應(yīng)以太網(wǎng)電與用戶機(jī)（計(jì)算機(jī)、交換機(jī)、集線器、服務(wù)器等）相連，8、12或16個百兆光口（1*9光模塊，單模、多?？啥ㄖ疲?，光口將網(wǎng)絡(luò)傳輸距離的極限從雙絞線的100米擴(kuò)展到了100公里以上，它可以簡單地實(shí)現(xiàn)多臺主板服務(wù)器、中繼器、集線器、終端機(jī)與多臺終端機(jī)之間的互聯(lián)。同時該設(shè)備還支持多種網(wǎng)絡(luò)管理功能，如VLAN,QOS功能，端口匯聚，端口鏡像等?？焖僖蕴W(wǎng)，一個線速端口的包轉(zhuǎn)發(fā)率為0.1488Mpps。無錫礦用以太網(wǎng)交換機(jī)設(shè)置</p><p style="text-indent:25px">以太網(wǎng)交換機(jī)是基于以太網(wǎng)傳輸數(shù)據(jù)的交換機(jī)，以太網(wǎng)采用共享總線型傳輸媒體方式的局域網(wǎng)。遼寧監(jiān)控以太網(wǎng)交換機(jī)選型</p><p style="text-indent:25px">煙臺市正維通信技術(shù)有限公司公司產(chǎn)品無風(fēng)扇設(shè)計(jì)， IP40防護(hù)等級 4表示固體防護(hù) 0表示液體防護(hù) ，說明不防液體。背板帶寬：是交換機(jī)接口處理器或接口卡和數(shù)據(jù)總線間所能吞吐的大數(shù)據(jù)量。背板帶寬標(biāo)志了交換機(jī)總的數(shù)據(jù)交換能力，單位為Gbps，也叫交換帶寬，一般的交換機(jī)的背板帶寬從幾Gbps到上百Gbps不等。一臺交換機(jī)的背板帶寬越高，所能處理數(shù)據(jù)的能力就越強(qiáng)，但同時設(shè)計(jì)成本也會越高。計(jì)算方法為端口數(shù)量*相應(yīng)端口速率*2 （全雙工）公司現(xiàn)有產(chǎn)品均為全雙工。遼寧監(jiān)控以太網(wǎng)交換機(jī)選型</p><p style="text-indent:25px">煙臺市正維通信技術(shù)有限公司一直專注于目前正維通信的用戶已遍布電力、煤礦、軌道交通、高速公路、鋼鐵冶金、石油化工、城市智能交通、水處理等行業(yè)，正維通信通過覆蓋國內(nèi)30個省、市、自治區(qū)的銷售機(jī)構(gòu)和數(shù)十個重要的合作伙伴，使迅速響應(yīng)用戶需求成為現(xiàn)實(shí)，向客戶提供完善的售前支持和貼心的售后服務(wù)。，是一家通信產(chǎn)品的企業(yè)，擁有自己**的技術(shù)體系。公司目前擁有專業(yè)的技術(shù)員工，為員工提供廣闊的發(fā)展平臺與成長空間，為客戶提供高質(zhì)的產(chǎn)品服務(wù)，深受員工與客戶好評。公司以誠信為本，業(yè)務(wù)領(lǐng)域涵蓋工業(yè)交換機(jī)，以太網(wǎng)交換機(jī)，環(huán)網(wǎng)交換機(jī)，光纖收發(fā)器，我們本著對客戶負(fù)責(zé)，對員工負(fù)責(zé)，更是對公司發(fā)展負(fù)責(zé)的態(tài)度，爭取做到讓每位客戶滿意。公司憑著雄厚的技術(shù)力量、飽滿的工作態(tài)度、扎實(shí)的工作作風(fēng)、良好的職業(yè)道德，樹立了良好的工業(yè)交換機(jī)，以太網(wǎng)交換機(jī)，環(huán)網(wǎng)交換機(jī)，光纖收發(fā)器形象，贏得了社會各界的信任和認(rèn)可。</p></p><br /><p>文章來源地址: 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