news/content/22/201904/20190401092356.html ????????400G????4????????????? 3元红包群最少发自由群

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??????IEEE ????????????400G?????????????????????е?????????????Щ?????????????????????Щ????????

4/1/2019,IEEE?????????????400G?????????????????????е?????????????Щ?????????????????????Щ????????:?SR???????????70??100???150???,???????????;?DR????????????500???,???????????;?FR???????????2000???,????????????;LR??????????????10km,???????????;ER???????????40km,??????????????SR???DR?????????????????????IEEE802.3bs????????2018??????IEEE802.3cm???????????У????2019??????????????????IEEE?????????????е????????????MSA??400G????????????ο???400G??ò???10??????????????????????????????????????о?????????????????????????????????е?4??????



1??400GBase-SR8
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2??400GBase-SR4.2
????4·???д??似?????????ü??????????????????50G??100G??????????????12оMPO??????8о????????????????????????OM3??OM4??OM5????????????70???100???150??????????????????40G??100G???????????????????????ò?????ü????????????????????????????????????


3??400GBase-DR4
??????????????????д??似????????????????100Gbps??????????????12о???MPO??????8о???????????????????t???500??????????????40G??100G????????????????е?????????????????????????????????????????????????Щ??


4??400GBase-FR8
??????????8??????????ü????????????50Gbps?????????????????LC???????t???2??????????????????????????????????????????????????LC?????????CWDM??????????????????????


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