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深入了解 40Gb 双工多模应用

文章出处:深圳市连讯达电子技术开发有限公司 人气:-发表时间:2017-08-11 13:47:00

业界关于支持在双工多模光纤上实现40 Gig以太网方案的讨论有很多——尤其是使用现在被行业标准所认可的OM5宽带多模光纤(WBMMF)。该标准规定波长为840至953nm,一支持波分复用(WDM)。


JINGUANOM5JUYOUZAI4GEBUTONGBOZHANGSHANGTIGONG10HUO25Gb/sCONGERZHICHI40HE100GigYINGYONGDEQIANLI,MUQIANSHANGWEIKAIFASHIYONGOM5DEIEEEYINGYONG——XIANGDUIYUOM3HEOM4GUANGXIANQUESHIYOUYOUSHI。RANER,YOUXIEJIYUFEIBIAOZHUNDE40GigSHUANGGONGYINGYONGYIJINGCUNZAILEXIANGDANGYIDUANSHIJIAN。WOMENJIEXIALAISHENRULEJIEYIXIA。



不同方法

GUANYU40GigSHUANGGONGYINGYONG,JIBENSHANGYOULIANGGEXUANXIANG——SHUANGXIANGHEDANXIANG。10GigYINGYONGZHONGDADUOSHUWEIDANXIANGGUANGXIAN,QIZHONGYIGENGUANGXIANYONGYUFASONG,LINGYIGENGUANGXIANYONGYUJIESHOU。ZAI40GigDANXIANGSHUANGGONGYINGYONGZHONG,TONGGUOYIGENGUANGXIANZAISIZHONGBUTONGBOZHANGXIAFASONGSIGE10GigTONGDAO,TONGGUOLINGYIGENGUANGXIANZAISIZHONGBUTONGBOZHANGXIAJIESHOUSIGE10GigTONGDAO。


ERSHUANGXIANG40GigSHUANGGONGYINGYONGZHONGTONGGUOXIANGTONGDEGUANGXIANFASONGHEJIESHOU。LIRU,FEICHANGLIUXINGDECisco BiDiYINGYONGZAIMEIGENGUANGXIANSHANGDELIANGGEBUTONGBOZHANGSHIYONGLIANGGE20GigTONGDAO,QIZHONGYIGEBOZHANGYONGYUFASONG,LINGYIGEBOZHANGYONGYUJIESHOU。


JINGUANZHEILIANGZHONGTONGGUOSHUANGGONGDUOMOSHIXIAN40GigDEFANGFAMEIYOUHUCAOZUOXING,YINCIBUNENGZAITONGYITONGDAOHUNHESHIYONG,DANLIANGZHEDOUJUYOUJIAOGAOXINGJIABI,YIJIKUAISUCONGSHUANGGONGDUOMO10GigSHENGJIDAO40GigDEGONGNENG,WUXUJIANGBUXIANSHENGJIDAODUOGUANGXIANMPOFANGAN,JIKEZHICHIJIYUBIAOZHUNDE40HE100GigYINGYONG。



部分关键考虑事项


40GigSHUANGGONGYINGYONGSHIYONGJIYUBIAOZHUNDEBUXIANHELIANTONGXING,LIRUOM3/OM4DUOMOGUANGXIANHELCSHUANGGONGLIANJIEQI。RANER,RENSHIDAOYIDIANFEICHANGZHONGYAO:ZHEIXIEYINGYONGBINGFEIJIYUBIAOZHUN,SHOUFAQIJISHUYEBEIRENWEISHISIYOUDE。IEEE 40GigDUOMOBIAOZHUNSHI40GBASE-SR4,SHIYONG8GENGUANGXIAN,4GENFASONG、4GENJIESHOU,SULVWEI10 Gig,YAOQIUMPOLIANJIEQI。


LIJIEJISHUZHIBIAOYAOQIUJICHANGSHANGJICHUDEXINGNENGCANSHUYEFEICHANGZHONGYAO。LIRU,JINGUANOM4ZHICHI10GigSHUANGGONGYINGYONG,ZHANGDA400MI,ZUIDATONGDAOCHARUSUNHAOWEI2.9dB,DAN40Gig BiDiYINGYONGZHIYOU125ZHI150MI(QUJUEYUGUANGXIANLEIXING),CHARUSUNHAOWEI1.0dB。


WEISHENMEYAODANXINNI?RUGUONINDANGQIANYONGYOUDUOMOLIANJIE、JULIJIAOZHANGDEOM4 10GigTONGDAO,KENENGBUYIDINGZHICHIBiDi。CISHIJIUBIXUSHIYONGFluke NetworksDECertiFiber? Pro (DIANJIWENMO CHAKANQUANWEN)JINXINGCHARUSUNHAOCESHI,YIQUEDINGXIANYOUCHUANSHUSHESHIDENENGLI。CIWAI,OM3HEOM4GUANGXIANSHIZHUANWEIZAI850nmBOZHANGXIASHIXIANCAOZUOZUIYOUHUAERSHEJIDE,DANFEIBIAOZHUNDE40GigSHUANGGONGYINGYONGSHIYONGYUGENGDUOQITABOZHANG。WEIYANZHENGSHIFOUZHICHICILEIYINGYONG,YINGZAI850HE1300nmBOZHANGXIADUIOM3HEOM4GUANGXIANJINXINGCESHI。


未来可行性问题


JINGUAN40GigSHUANGGONGYINGYONGKENENGSHITONGGUOLIANGGENGUANGXIANLINSHIZHICHICILEISUDUDELIXIANGGAOXINGJIABIFANGAN,DANIEEEZUIJINBANBULEQI802.3by 25GBASE-SRBIAOZHUN,ZHICHIZAISHUANGGONGOM3HEOM4GUANGXIANSHANGSHIXIAN25 Gig。CIWAIYUJI50GBASE-SRYINGYONGJIANGZAI2018NIANBANBU,XIANGDUIYUDANGQIANDEFEIBIAOZHUN40GigSHUANGGONGFANGFA,ZHEIYIYINGYONGKETONGGUOSHUANGGONGOM3/OM4GUANGXIANTIGONGGENGHAODESUDU。


HAIYOUDUOZHONGQITAGUANGXIANBIAOZHUNZHENGZAIZHIDINGZHONG,ERGUANGXIANYINGYONGWANGWANGJIUXIANGSHANGWEIKAIFADEMANHUANGDIDAI,XUDUOSHUJUZHONGXINZHENGZAITONGGUOQITATUJINGSHIXIAN40Gig——WULUNSHISHUANGJIAOXIAN、4X10 GigHUIJUHAISHIDANMOGUANGXIAN。



此文关键字:fluke,福禄克,网络测试仪,光纤测试仪,网线测试仪,万用表,红外热像仪,深圳连讯达,深圳市连讯达电子技术开发有限公司