10G EPON運(yùn)維延續(xù)EPON優(yōu)勢(shì)

        10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON繼承了EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON和以太網(wǎng)技術(shù)簡(jiǎn)潔、廉價(jià)和產(chǎn)業(yè)鏈成熟的優(yōu)點(diǎn)，隨著標(biāo)準(zhǔn)和產(chǎn)業(yè)鏈的快速成熟，10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON規(guī)模商用日趨臨近。據(jù)主流運(yùn)營(yíng)商預(yù)測(cè)，10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON將在1年內(nèi)規(guī)模部署。

　　而EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON標(biāo)準(zhǔn)和技術(shù)已經(jīng)成熟，EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON迅速進(jìn)入了大規(guī)模商用階段。目前中國(guó)市場(chǎng)EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON部署規(guī)模已經(jīng)超過(guò)2000萬(wàn)線，中興通訊是EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON的最主要供應(yīng)商，并在EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON部署的過(guò)程中，針對(duì)EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON網(wǎng)絡(luò)的新特點(diǎn)，提出了成熟的EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON運(yùn)維解決方案。

　　EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON運(yùn)維解決方案厚積薄發(fā)，是長(zhǎng)期的技術(shù)積累沉淀而成，正日漸得到市場(chǎng)的認(rèn)可。而10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON標(biāo)準(zhǔn)與EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON標(biāo)準(zhǔn)一脈相承，基于成熟的EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON運(yùn)維方案，目前10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON運(yùn)維方案已經(jīng)水到渠成。10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON即將揚(yáng)帆啟航，成熟而完善運(yùn)維方案是其有力保障。

　　運(yùn)維和產(chǎn)品研發(fā)同步

　　成熟而完善的EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON產(chǎn)品，凝聚了中興通訊的研發(fā)結(jié)晶。在研究開(kāi)發(fā)PON產(chǎn)品的過(guò)程中，針對(duì)EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON網(wǎng)絡(luò)運(yùn)維的新問(wèn)題，中興通訊一直同步研究解決FTTx網(wǎng)絡(luò)的運(yùn)維問(wèn)題。該EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON運(yùn)維解決方案是深厚的技術(shù)積累沉淀而成，推出后得到了市場(chǎng)的認(rèn)可，在多省市應(yīng)用，取得很好的成果。

　　EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON運(yùn)維方案在設(shè)備開(kāi)通方面，做到了設(shè)備即插即用，即開(kāi)即通，和現(xiàn)場(chǎng)零配置；管理地址容易規(guī)劃、容易配置；設(shè)備出現(xiàn)故障后，更換工作量小。

　　在業(yè)務(wù)發(fā)放方面，方案支持業(yè)務(wù)集中、批量、快速發(fā)放；支持多種業(yè)務(wù)配置、發(fā)放包括數(shù)據(jù)業(yè)務(wù)、窄帶業(yè)務(wù)、IPTV業(yè)務(wù)等。

　　在設(shè)備管理方面，方案支持設(shè)備集中、統(tǒng)一管理；管理系統(tǒng)操作簡(jiǎn)單、性能優(yōu)異、易用性良好。

　　在服務(wù)保障方面，方案提供故障及時(shí)預(yù)警、故障遠(yuǎn)程診斷、故障遠(yuǎn)程處理，以減少現(xiàn)場(chǎng)排障的人工投入。

　　在網(wǎng)絡(luò)監(jiān)控方面，方案提供設(shè)備遠(yuǎn)程監(jiān)控、運(yùn)行環(huán)境監(jiān)控。

　　在網(wǎng)絡(luò)安全方面，方案提供設(shè)備認(rèn)證、端口定位、用戶綁定和反查。

　　完善的ZTEEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON網(wǎng)絡(luò)運(yùn)維解決方案，正幫助ZTEEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON設(shè)備的更好地進(jìn)行中國(guó)“光進(jìn)銅退”的建設(shè)。

　　充分繼承EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON運(yùn)維成果

　　EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON和10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON有著一脈相承的標(biāo)準(zhǔn)定義。IEEE802.3av在波長(zhǎng)規(guī)劃、控制協(xié)議和管理機(jī)制等方面都進(jìn)行了完善的考慮，10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON幾乎完全繼承了現(xiàn)有的EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON標(biāo)準(zhǔn)，僅僅是對(duì)EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON的MPCP協(xié)議(IEEE802.3)進(jìn)行擴(kuò)展，增加了10Gbps能力的通告與協(xié)商機(jī)制，保證了10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON可以充分利用現(xiàn)有EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON的運(yùn)維方案和管理機(jī)制。

　　標(biāo)準(zhǔn)充分考慮了10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON網(wǎng)絡(luò)與現(xiàn)有EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON網(wǎng)絡(luò)的兼容和平滑演進(jìn)。因此在EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON運(yùn)維方案日漸成熟，廣泛應(yīng)用的基礎(chǔ)上，將EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON和10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON的運(yùn)維進(jìn)行充分比較，10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON的運(yùn)維方案即水到渠成。

　　EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON、10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON有相似的業(yè)務(wù)模型。

　　在設(shè)備類型，應(yīng)用場(chǎng)景，VLAN模型，業(yè)務(wù)標(biāo)示映射方面，10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON與EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON相似，相似的業(yè)務(wù)模型使得10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON的業(yè)務(wù)模型更容易學(xué)習(xí)，更容易接受。

　　針對(duì)ONU設(shè)備類型，電信市場(chǎng)定義了不同的ONU設(shè)備類型，如SFU、HGU、SBU、MDU、MTU等，應(yīng)用于不同的業(yè)務(wù)場(chǎng)景。10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON沿用原EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON的ONU設(shè)備類型，對(duì)各類型的接口定義稍作修改。而用戶模型和業(yè)務(wù)模型沿用EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON的模型。

　　針對(duì)VLAN模型，10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON與EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON是一致的。EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON規(guī)范定義了各種VLAN業(yè)務(wù)模型：如VLAN透?jìng)?、VLAN標(biāo)記、VLANTranslation、VLANAggregation、VLANTrunk等模式，對(duì)不同的ONU設(shè)備類型，需要支持的VLAN功能和條目數(shù)都進(jìn)行了規(guī)范。10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON有著類似的定義。

　　針對(duì)業(yè)務(wù)標(biāo)識(shí)映射，EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON需要將業(yè)務(wù)流映射到LLID上，各種業(yè)務(wù)的優(yōu)先級(jí)進(jìn)行了規(guī)定。10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON與EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON一致。

　　同時(shí)EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON、10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON有相似的業(yè)務(wù)參數(shù)。

　　配置、性能、告警參數(shù)來(lái)源于同一規(guī)范，業(yè)務(wù)模型比較簡(jiǎn)單，10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON的所有參數(shù)不變，僅增補(bǔ)10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON的相關(guān)參數(shù)。

　　EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON有較完善的故障診斷手段，10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON可以完全沿用EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON的故障診斷參數(shù)方法，只需要通過(guò)簡(jiǎn)單配置修改精度和范圍。

　　在帶寬規(guī)劃參數(shù)方面，EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON規(guī)范中定義了3種帶寬類型：固定帶寬、保證帶寬、盡力而為帶寬。10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON帶寬類型與EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON一致，只有少量參數(shù)值待修改，如DBA可配置帶寬，精度，步長(zhǎng)。另10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON只需要修改少量的參數(shù)即可沿用EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON的配置，性能，告警。

　　10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON與EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON有相似的運(yùn)維機(jī)制，OLT，ONU不需改動(dòng)即可支持。

　　在ONU認(rèn)證方式上，CTC規(guī)范定義EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON和10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON三種ONU認(rèn)證方式，基于物理標(biāo)識(shí)的認(rèn)證，基于邏輯標(biāo)識(shí)的認(rèn)證和混合模式。

　　在管理模式上，EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPONONU具有多種管理模式，包括擴(kuò)展OAM、擴(kuò)展OAM+SNMP、擴(kuò)展OAM+TR069三種方式。10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON管理模式，與EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON完全一致，沿用EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON的擴(kuò)展OAM定義，增加10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON相關(guān)的擴(kuò)展OAM定義。

　　在北向接口上，10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON的北向接口與EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON完全兼容。10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON完全重用EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON接口參數(shù)。

　　現(xiàn)網(wǎng)EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON已經(jīng)大規(guī)模部署，各地根據(jù)運(yùn)維已經(jīng)定義了北向接口，并進(jìn)行了對(duì)接聯(lián)調(diào)。根據(jù)EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON運(yùn)維流程和OSS系統(tǒng)的需求，各地已有接口參數(shù)定義。

　　10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON接口無(wú)需重新開(kāi)發(fā)，業(yè)務(wù)支撐系統(tǒng)無(wú)需修改，整個(gè)運(yùn)維流程不變。

　　運(yùn)營(yíng)商陣營(yíng)擴(kuò)充訊速

　　作為EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON下一代技術(shù)，10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON技術(shù)及產(chǎn)業(yè)鏈當(dāng)然呈現(xiàn)出蓬勃發(fā)展的態(tài)勢(shì)。

　　國(guó)內(nèi)外主流運(yùn)營(yíng)商都非常關(guān)注10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON技術(shù)，部分運(yùn)營(yíng)商在進(jìn)行10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON技術(shù)和設(shè)備的評(píng)估。例如日本的NTTdocomo、韓國(guó)的KT、法國(guó)電信、意大利電信及中國(guó)臺(tái)灣中華電信等。部分運(yùn)營(yíng)商已經(jīng)開(kāi)展10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON的現(xiàn)場(chǎng)試驗(yàn)。國(guó)內(nèi)運(yùn)營(yíng)商也有商用局建設(shè)。

　　10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON標(biāo)準(zhǔn)IEEE802.3av已經(jīng)正式發(fā)布；MAC芯片、光模塊、突發(fā)器件等關(guān)鍵技術(shù)均已突破；包括中興、華為、阿朗在內(nèi)的眾多設(shè)備廠家均已投入重兵研發(fā)并陸續(xù)推出設(shè)備樣機(jī)；中國(guó)電信、中國(guó)聯(lián)通、中國(guó)移動(dòng)、法電等國(guó)內(nèi)外多家大運(yùn)營(yíng)商非常關(guān)注。10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON設(shè)備在1年內(nèi)可規(guī)模商用。

　　EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON運(yùn)維方案厚積薄發(fā)，經(jīng)過(guò)了長(zhǎng)期的積累沉淀，正日漸得到市場(chǎng)的認(rèn)可。在成熟的EPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON運(yùn)維方案基礎(chǔ)上，一脈相承的10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON運(yùn)維方案已經(jīng)水到渠成，靜待10GEPON&column_id=ALL&station=%E5%85%A8%E9%83%A8" target="_blank">EPON揚(yáng)帆啟航，乘風(fēng)破浪。