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href="http://www.cdcfah.com/zh/"><span>展會信息</span></a></li></ul></div></nav><section class="wrap clearfix"><section class="container clearfix tcPro"><section class="home-main container clearfix"><div id="thsgnb0" class="twoCol"><div id="sgnevzd" class="page-proshow clearfix"><p class="current"> 當前位置:<a href="http://www.cdcfah.com/">首頁?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_aqfh/">安全、防護</a>?<a href="http://www.cdcfah.com/cp/second-aqfh_jkcssb/">監(jiān)控傳輸設(shè)備</a>?<a href="http://www.cdcfah.com/cp/third-jkcssb_wxcsxt/">無線傳輸系統(tǒng)</a>?淮南防火墻系統(tǒng)多少錢服務(wù)為先浙江越昕供應(yīng)</p><div id="jspb8rr" class="leftbox clearfix"><h1>淮南防火墻系統(tǒng)多少錢服務(wù)為先浙江越昕供應(yīng)</h1><div id="thtfrnh" class="proBig"><div id="c8ryf8f" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/yuexin/637369762142734375/7937740.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="lq27aoe" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/yuexin/637369762142734375/7937740.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="whojlht" 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>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>淮南防火墻系統(tǒng)多少錢,防火墻</p><p><span>***更新：</span>2021-01-10 05:16:56</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="cwi32ne" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">浙江越昕信息技術(shù)有限公司</a></p><p><span>聯(lián)系人：</span>戴偉強</p><p><span>郵箱: </span>dwq@shpanabit.com</p><p><span>電話: </span>13917159624</p><p><span>傳真: </span>021_</p><p><span>網(wǎng)址: </span>http://www.yuexininfo.com</p><p><span>手機: </span>021-80370549</p><p><span>地址: </span>長經(jīng)濟技術(shù)開發(fā)區(qū)高鐵路669號國家大學(xué)科技園12號樓228室</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="n2hjlcj" class="page-proshow02"><p class="title">詳細說明</p><div id="cvxp223" class="box"><p><p style="text-indent:25px">防火墻可以限制非法用戶，比如防止***、網(wǎng)絡(luò)破壞者等進入內(nèi)部網(wǎng)絡(luò)，淮南防火墻系統(tǒng)多少錢，禁止存在安全脆弱性的服務(wù)和未授權(quán)的通信進出網(wǎng)絡(luò)，并抗擊來自各種路線的攻擊。對網(wǎng)絡(luò)存取和訪問進行記錄、監(jiān)控作為單一的網(wǎng)絡(luò)接入點，所有進出信息都必須通過防火墻，所以防火墻非常適用收集關(guān)于系統(tǒng)和網(wǎng)絡(luò)使用和誤用的信息并做出日志記錄。在防火墻上可以很方便地監(jiān)視網(wǎng)絡(luò)的安全性，并產(chǎn)生報警。防火墻通過用戶身份認證來確定合法用戶。防火墻通過事先確定的完全檢查策略，來決定內(nèi)部用戶可以使用哪些服務(wù)，淮南防火墻系統(tǒng)多少錢，淮南防火墻系統(tǒng)多少錢，可以訪問哪些網(wǎng)站。防火墻技術(shù)的功能主要在于及時發(fā)現(xiàn)并處理計算機網(wǎng)絡(luò)運行時可能存在的安全風險、數(shù)據(jù)傳輸?shù)葐栴}?；茨戏阑饓ο到y(tǒng)多少錢</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="淮南防火墻系統(tǒng)多少錢,防火墻" src="https://tyunfile.71360.com/UploadFile/yuexin/637369762142734375/7937740.png"></div><p style="text-indent:25px">強化網(wǎng)絡(luò)安全策略，通過以防火墻為中心的安全方案配置，能將所有安全軟件（如口令、加密、身份認證、審計等）配置在防火墻上。與將網(wǎng)絡(luò)安全問題分散到各個主機上相比，防火墻的集中安全管理更經(jīng)濟。例如在網(wǎng)絡(luò)訪問時，一次一密口令系統(tǒng)和其它的身份認證系統(tǒng)完全可以不必分散在各個主機上，而集中在防火墻一身上。監(jiān)控審計，如果所有的訪問都經(jīng)過防火墻，那么，防火墻就能記錄下這些訪問并作出日志記錄，同時也能提供網(wǎng)絡(luò)使用情況的統(tǒng)計數(shù)據(jù)。當發(fā)生可疑動作時，防火墻能進行適當?shù)膱缶?，并提供網(wǎng)絡(luò)是否受到監(jiān)測和攻擊的詳細信息。另外，收集一個網(wǎng)絡(luò)的使用和誤用情況也是非常重要的。首先的理由是可以清楚防火墻是否能夠抵擋攻擊者的探測和攻擊，并且清楚防火墻的控制是否充足。而網(wǎng)絡(luò)使用統(tǒng)計對網(wǎng)絡(luò)需求分析和威脅分析等而言也是非常重要的。淮南防火墻系統(tǒng)多少錢防火墻設(shè)計策略基于特定的Firewall，定義完成服務(wù)訪問策略的規(guī)則。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="淮南防火墻系統(tǒng)多少錢,防火墻" src="https://tyunfile.71360.com/UploadFile/yuexin/637369762858984375/4743196.png"></div><p style="text-indent:25px">防火墻引擎具有自主軟件著作權(quán)，具有國際先進的狀態(tài)檢測***濾技術(shù)，實時在線檢測當前內(nèi)外網(wǎng)絡(luò)的所有連接狀態(tài)，根據(jù)連接狀態(tài)動態(tài)配置規(guī)則，對異常的連接狀態(tài)進行阻斷，實現(xiàn)入侵檢測并及時報警。采用單獨的創(chuàng)立的內(nèi)核檢測技術(shù)，即基于操作系統(tǒng)內(nèi)核的會話檢測技術(shù)，在操作系統(tǒng)內(nèi)核實現(xiàn)對應(yīng)用層的訪問控制。 Syn代理技術(shù)防止Dos、D-Dos攻擊。對常見病毒端口可以在數(shù)據(jù)鏈路層進行主動丟棄，**提高了防火墻的處理性能。支持訪問模式匹配功能，可根據(jù)需要有效地防止木馬軟件以及QQ，BT等軟件。采用安全增強和優(yōu)化的操作系統(tǒng)，內(nèi)置IDS功能，安全級別高，具有強抗攻擊功能。在防范各種拒絕服務(wù)攻擊、端口掃描、IP欺騙等攻擊手段方面表現(xiàn)突出。支持橋模式、VLAN、ADSL撥號等形式接入，可以滿足多種網(wǎng)絡(luò)環(huán)境的需要。通過多重地址轉(zhuǎn)換（MAT）功能，既可以保護內(nèi)部網(wǎng)絡(luò)服務(wù)器的安全，又可以分散外部服務(wù)到不同的IP地址。通過端口轉(zhuǎn)換，為服務(wù)指定特定的端口，增強了系統(tǒng)的安全性。既可以作為DHCP服務(wù)器又可以充當DHCP客戶機，以實現(xiàn)對動態(tài)IP的支持功能。 </p><p style="text-indent:25px">DMZ是防火墻為了實現(xiàn)在保護內(nèi)部網(wǎng)絡(luò)的安全同時，又可以保證需要放置在外網(wǎng)上的服務(wù)器的安全的一種方法，有了DMZ策略，可以象保護內(nèi)部網(wǎng)絡(luò)一樣更好地保護DMZ的主機。防火墻采用先進的蠕蟲檢測及阻斷技術(shù)，保證在網(wǎng)關(guān)位置截獲各種常見的蠕蟲，當內(nèi)外網(wǎng)蠕蟲發(fā)作時阻斷蠕蟲發(fā)出的各種病毒或破壞性數(shù)據(jù)包，而正常的網(wǎng)絡(luò)數(shù)據(jù)包不受影響，保證網(wǎng)絡(luò)的正常通暢以及業(yè)務(wù)的正常運行?！AT（地址轉(zhuǎn)換）分為正向地址轉(zhuǎn)換和反向地址轉(zhuǎn)換。正向NAT是基于網(wǎng)絡(luò)層的安全應(yīng)用,它通過把內(nèi)部網(wǎng)絡(luò)的信息包內(nèi)的源地址修改為防火墻的外部端口地址傳向外部網(wǎng)絡(luò)，同時隱蔽了內(nèi)部IP地址，節(jié)約合法IP和費用。如果需要在內(nèi)網(wǎng)提供可以讓外部訪問的服務(wù)(如WWW、FTP等)，反向NAT可以為服務(wù)器建立有外向內(nèi)的地址轉(zhuǎn)換，外部用戶可以直接訪問該服務(wù)器。這樣內(nèi)部網(wǎng)絡(luò)就可以與外部網(wǎng)絡(luò)雙向通信。防火墻為了實現(xiàn)在保護內(nèi)部網(wǎng)絡(luò)的安全同時，又可以保證需要放置在外網(wǎng)上的服務(wù)器的安全的一種方法。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="淮南防火墻系統(tǒng)多少錢,防火墻" src="https://tyunfile.71360.com/UploadFile/yuexin/637369762640263672/1746756.png"></div><p style="text-indent:25px">ASIC技術(shù)的性能優(yōu)勢主要體現(xiàn)網(wǎng)絡(luò)層轉(zhuǎn)發(fā)上，而對于需要強大計算能力的應(yīng)用層數(shù)據(jù)的處理則不占優(yōu)勢，而且面對頻繁變異的應(yīng)用安全問題，其靈活性和擴展性也難以滿足要求。由于該技術(shù)有較高的技術(shù)和資金門檻，主要是國內(nèi)外**廠商在采用，國外主要**廠商是Netscreen，國內(nèi)主要**廠商為天融信。網(wǎng)絡(luò)處理器架構(gòu)：由于網(wǎng)絡(luò)處理器所使用的微碼編寫有一定技術(shù)難度，難以實現(xiàn)產(chǎn)品的較優(yōu)性能，因此網(wǎng)絡(luò)處理器架構(gòu)的防火墻產(chǎn)品難以占有大量的市場份額。隨著網(wǎng)絡(luò)處理器的主要供應(yīng)商Intel、Broadcom、IBM等相繼出售其網(wǎng)絡(luò)處理器業(yè)務(wù)，該技術(shù)在網(wǎng)絡(luò)安全產(chǎn)品中的應(yīng)用已經(jīng)走到了盡頭。防火墻是為加強網(wǎng)絡(luò)安全防護能力在網(wǎng)絡(luò)中部署的硬件設(shè)備?；茨戏阑饓ο到y(tǒng)多少錢</p><p style="text-indent:25px">防火墻采用先進的蠕蟲檢測及阻斷技術(shù)?；茨戏阑饓ο到y(tǒng)多少錢</p><p style="text-indent:25px">　防火墻/VPN產(chǎn)品具有自主知識產(chǎn)權(quán)的網(wǎng)絡(luò)安全防護產(chǎn)品。經(jīng)過多年努力產(chǎn)品在技術(shù)上取得了重大突破，采用先進的軟硬件體系結(jié)構(gòu)，利用先進的內(nèi)核檢測技術(shù)、防火墻技術(shù)、VPN技術(shù)、高可用性技術(shù)、入侵檢測技術(shù)和內(nèi)容過濾技術(shù)等，將高速的網(wǎng)絡(luò)性能、高度的安全性能與簡單易用的特點有機地結(jié)合在一起，是一套多方面、高安全性、高性能、高可用性的網(wǎng)絡(luò)安全防護系統(tǒng)。該產(chǎn)品其多項指標已經(jīng)達到國際先進水平。可以滿足包括企業(yè)級用戶、相關(guān)部門、電子商務(wù)、金融、銀行、稅務(wù)、證券等部門的需求?；茨戏阑饓ο到y(tǒng)多少錢</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2781734.html</p></div></div></div></div></div><div id="unuwy3s" class="page-right twoColRt"><div id="zo8odfr" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="eyaw3e2" class="recomPic likePro"><a href="http://www.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(yīng)" class="vcenter" 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