{"id":2625,"date":"2023-10-30T11:01:11","date_gmt":"2023-10-30T03:01:11","guid":{"rendered":"https:\/\/www.edge-core.com\/?p=2625"},"modified":"2023-10-30T13:27:35","modified_gmt":"2023-10-30T05:27:35","slug":"towards-800g-and-1600g-ethernet","status":"publish","type":"post","link":"https:\/\/www.edge-core.com\/cn\/blogs\/towards-800g-and-1600g-ethernet\/","title":{"rendered":"\u8fc8\u5411 800G \u548c 1600G \u4ee5\u592a\u7f51"},"content":{"rendered":"

800G \u4ee5\u592a\u7f51\u8def\u65b0\u6807\u51c6<\/strong><\/h5><\/div>

\u968f\u7740\u8d85\u5927\u89c4\u6a21\u6570\u636e\u4e2d\u5fc3\u5bfb\u6c42\u66f4\u591a\u5e26\u5bbd\u5e76\u5f00\u59cb\u5728\u5176Spine\u7f51\u7edc\u4e2d\u90e8\u7f72 400 GbE \u94fe\u63a5\uff0c\u5df2\u7ecf\u5f00\u59cb\u8f6c\u5411\u65b0\u7684 800 GbE \u6807\u51c6\u3002\u4e1a\u754c\u5df2\u7ecf\u5728 QSFP-DD800 \u548c OSFP \u5916\u5f62\u5c3a\u5bf8\u4e2d\u90e8\u7f72 2 \u4e2a 400 GbE\uff08\u603b\u8ba1 800G\uff09\uff0c\u4ee5\u652f\u6301 25.6 Tb \u4ea4\u6362\u673a\u548c\u7ebf\u8def\u5361\u3002\u8fd9 \u4ee5\u592a\u7f51\u8def\u6280\u672f\u8054\u76df<\/a> (ETC) \u5b9a\u4e49\u4e86\u57fa\u4e8e 400 GbE PCS\/FEC \u53cc\u5b9e\u4f8b\u7684 800 GbE \u6807\u51c6\u3002\u6b64\u5916\uff0c800G\u53ef\u63d2\u62d4\u6536\u53d1\u5668\u6a21\u5757\u5df2\u7531800G\u53ef\u63d2\u62d4MSA\u3001QSFP-DD MSA\u548cOSFP MSA\u6307\u5b9a\u3002<\/p>\n

\u76f8\u5e72 400ZR \u5149\u5b66\u7ec4\u4ef6\u662f\u6570\u636e\u4e2d\u5fc3 400 GbE \u7684\u5173\u952e\u9a71\u52a8\u529b\uff0c\u900f\u8fc7\u76f4\u63a5\u5728\u76f8\u5e72\u94fe\u8def\u4e0a\u4f20\u8f93\u4ee5\u592a\u7f51\uff0c\u4f7f\u7528 DCI\uff08\u6570\u636e\u4e2d\u5fc3\u4e92\u8fde\uff09\u4e92\u8fde\u533a\u57df\u6570\u636e\u4e2d\u5fc3\u3002\u5f53\u524d\uff0c\u5df2\u6709\u4e00\u4e9b\u4e13\u6709\u7684\u6bcf\u6ce2\u957f 800G \u76f8\u5e72\u5149\u6536\u53d1\u5668\u53ef\u4f9b\u4f7f\u7528\u3002\u7136\u800c\uff0c\u4e3a\u4e86\u5b9e\u73b0\u4e92\u901a\u6027\uff0c\u5149\u4e92\u8054\u7f51\u8bba\u575b (OIF) \u5f53\u524d\u6b63\u5728\u52aa\u529b\u5b9a\u4e49 800ZR \u6765\u89e3\u51b3 DCI \u5e94\u7528\u95ee\u9898\uff0c\u5e76\u5b9a\u4e49 800G-LR \u6765\u89e3\u51b3\u56ed\u533a\u5e94\u7528\u4e2d\u957f\u8fbe 10 \u516c\u91cc\u7684\u5355\u6ce2\u957f\u76f8\u5e72\u95ee\u9898\u3002<\/p>\n<\/div>

ETC 800 GbE \u6807\u51c6\u548c\u65b0\u7684 IEEE 802.3 800\/1600 GbE \u6807\u51c6<\/strong><\/h5><\/div>

\u90a3\u9ebd\uff0c800G\u6807\u51c6\u5236\u5b9a\u8fdb\u5ea6\u5982\u4f55\uff1f\u5f53\u524d\uff0cIEEE 802.3 \u5df2\u6210\u7acb 802.3df \u5de5\u4f5c\u5c0f\u7ec4\u6765\u6307\u5b9a 800 GbE \u548c 1600 GbE\u3002 IEEE 802.3df \u5de5\u4f5c\u5c0f\u7ec4\u7684\u53d1\u5c55\u53ef\u5206\u4e3a\u4e09\u4e2a\u4e3b\u8981\u9879\u76ee\uff1a<\/p>\n

    \n
  1. \u5b9a\u4e49 800\/1600 GbE MAC\u3001PCS \u548c FEC\u3002\u5b9a\u4e49\u652f\u6301 800 GbE \u7684 PMD\uff0c\u4f8b\u5982 800-KR\/CR\u3001800G-SR8 (100 m)\u3001800G-DR8 (500 m)\u3001800G-FR8 (2 km)\u3001800G-LR\/LR8 (10 km)\u3001\u548c800G -ER\/ER8\uff0840 \u516c\u91cc\uff09\u3002<\/li>\n
  2. \u4e3b\u8981\u5de5\u4f5c\u5c06\u662f\u5b9a\u4e49\u65b0\u7684\u6bcf\u4fe1\u9053 200G \u5149\u5b66 PMD\u3002\u5b9a\u4e49 PMD\uff0c\u4f8b\u5982 800G-DR4 (500 m)\u3001800G-FR4 (2 km) \u548c 800G-LR4 (10 km)\u3002<\/li>\n
  3. \u4e3b\u8981\u5de5\u4f5c\u662f\u5b9a\u4e49\u6bcf\u4fe1\u9053 200G \u7535\u6c14 IO\u3002\u5b9a\u4e49PMD\uff0c\u4f8b\u5982200G-KR\/CR\u30011600G-DR8\uff08500 m\uff09\u30011600G-FR8\uff082 km\uff09\u3001800G-LR\uff0810 km\uff09\u548c800G-ZR\uff0880 km\uff09\u3002<\/li>\n<\/ol>\n

    IEEE 800G \u6807\u51c6\u51fd\u76d6\u4f7f\u7528\u591a\u6a21\u5149\u7ea4\u76848x100G\uff0c\u4f20\u8f93\u8ddd\u79bb\u957f\u8fbe100 m\uff0c8x100G \u5e76\u884c\u5355\u6a21\u5149\u7ea4\uff0c\u4f20\u8f93\u8ddd\u79bb\u957f\u8fbe500 m\uff0c\u4ee5\u53ca\u4f7f\u7528\u5355\u6a21\u5149\u7ea4\u76848x100G \u6ce2\u5206\u590d\u7528(WDM)\uff0c\u4f20\u8f93\u8ddd\u79bb\u957f\u8fbe2 km \u548c10 km\u3002\u5176\u6b21\u662f\u57fa\u4e8e\u6bcf\u4fe1\u9053 200G \u7684\u66f4\u6709\u6548\u7387 PMD\u3002 IEEE 802.3df \u9700\u8981\u6570\u5e74\u65f6\u95f4\u6765\u5f00\u53d1 400G \u4ee5\u4e0a\u7684\u65b0\u4ee5\u592a\u7f51\u8def\u6807\u51c6\uff0c\u56e0\u6b64\u4ee5\u592a\u7f51\u8def\u6280\u672f\u8054\u76df\u4ecb\u5165\uff0c\u5728\u73b0\u6709 400G \u4ee5\u592a\u7f51\u8def\u7684\u57fa\u7840\u4e0a\u5b9a\u4e49\u4e86 800 GbE MAC\/PCS \u6807\u51c6\u3002\u53ea\u9700\u5c06 FEC\/PCS VL\uff08\u865a\u62df\uff09\u4fe1\u9053\u6570\u91cf\u589e\u52a0\u4e00\u500d\uff08\u4ece 16 \u6761\u589e\u81f3 32 \u6761\uff09\uff0c\u5c31\u53ef\u4ee5\u6307\u5b9a\u65b0\u7684\u5a92\u4f53\u5b58\u53d6\u63a7\u5236 (MAC) \u4e3a 8 x 106.25 Gbps\uff0c\u5e76\u4ee5 800 GbE \u8fd0\u884c\u3002\u900f\u8fc7\u4e3b\u8981\u5229\u7528 400G IEEE 802.3bs \u6807\u51c6\uff0c\u4ee5\u592a\u7f51\u8def\u6280\u672f\u8054\u76df\u5728\u5f00\u53d1\u65b0\u7684 800G \u89c4\u8303\uff08\u4ed6\u4eec\u79f0\u4e4b\u4e3a 800G-ETC-R\uff09\uff08\u4ee5\u533a\u522b\u65bc\u4efb\u4f55\u672a\u6765\u7684 IEEE \u6807\u51c6\uff09\u65f6\u8282\u7701\u4e86\u5927\u91cf\u65f6\u95f4\u548c\u7cbe\u529b\u3002<\/p>\n

    \u4e0b\u56fe\u663e\u793a\u4e86\u4ee5\u592a\u7f51\u8def\u6280\u672f\u8054\u76df800G\u4ecb\u9762\u7684\u9ad8\u7aef\u67b6\u6784\u3002 MAC \u5df2\u6269\u5c55\u5230 800G\uff0c\u4f46 400G \u4ee5\u592a\u7f51\u8def\u6807\u51c6\u4e2d\u7684\u4e24\u4e2a\u5177\u6709\u524d\u5411\u7ea0\u9519 (FEC) \u529f\u80fd\u7684\u5b9e\u4f53\u7f16\u7801\u5b50\u5c42\u4ec5\u7a0d\u4f5c\u4fee\u6539\u3002 MAC \u900f\u8fc7 32 \u4e2a\u4fe1\u9053\u5c06\u6570\u636e\u5206\u53d1\u5230\u4e24\u4e2a PCS\uff0c\u5c06 16 \u4e2a\u4fe1\u9053\u7684 25 Gbps \u6570\u636e\u5206\u53d1\u5230\u6bcf\u4e2a PCS\u3002\u4fee\u6539\u540e\u7684\u5bf9\u9f50\u6807\u8bb0\u88ab\u63d2\u5165\u5230\u6bcf\u4e2aPCS\u6570\u636e\u4fe1\u9053\u4e2d\uff0c\u4ee5\u786e\u4fdd\u53ef\u4ee5\u63a5\u6536\u548c\u5904\u7406800G\u6570\u636e\u6d41\u3002\u7136\u540e\uff0c32 \u4e2a PCS \u4fe1\u9053\u5728\u5b9e\u4f53\u5a92\u4f53\u9644\u52a0 (PMA) \u5c42\u4e2d\u8fdb\u884c\u590d\u7528\uff0c\u4ee5\u5c06 8 \u4e2a 106.25 Gbps \u4fe1\u9053\u9988\u9001\u5230\u5b9e\u4f53\u5a92\u4f53\u76f8\u5173 (PMD) \u5c42\u3002<\/p>\n

    \u4e1a\u754c\u73b0\u5728\u9762\u4e34\u7684\u6311\u6218\u662f\u91c7\u7528\u5177\u6709 32 \u4e2a VL \u7684 ETC 800 GbE PCS\/FEC\uff0c\u6216\u8005\u5728 IEEE 802.3df \u4e2d\u57fa\u4e8e 800 GbE \u7684 8 \u4e2a VL \u548c 1.6 TbE \u7684 16 \u4e2a VL \u5b9a\u4e49\u66f4\u9ad8\u6548\u7684 PCS\/FEC\u3002<\/p>\n<\/div><\/div><\/div><\/div><\/div>

    <\/span><\/div>
    <\/div><\/div><\/div><\/div><\/div>

    IEEE 802.3df \u4efb\u52a1\u662f\u4e00\u9879\u91cd\u5927\u4efb\u52a1\uff0c\u5b9a\u4e49\u4e86 800 GbE \u548c 1.6 TbE\uff0c\u5176\u4e2d\u5305\u62ec\u5b9a\u4e49 13 \u4e2a\u5149\u5b66 PMD\u30016 \u4e2a\u94dc (Cu) PMD \u548c 6 \u4e2a AUI\u3002\u6240\u6709\u57fa\u4e8e\u6bcf\u4fe1\u9053100G \u7684PMD \u5c06\u5728\u5feb\u901f\u4fe1\u9053\u9879\u76ee\uff08~2023 \u5e74\uff09\u4e2d\uff0c\u6bcf\u4fe1\u9053200G \u5149\u5b66\u7ec4\u4ef6\u5c06\u5728\u540e\u7eed\u9879\u76ee\u4e2d\uff08~2024 \u5e74\uff09\uff0c\u800c\u6bcf\u4fe1\u9053200G Cu\/CR \u5c06\u5728\u540e\u7eed\u9879\u76ee\u4e2d\uff08~2024\u5e74\uff09\u3002~2026\uff09\u3002<\/p>\n<\/div><\/div><\/div><\/div><\/div>

    \n
    \n\n\n\n\n\n\n\n\n\n\n\n
    Ethernet Rate<\/th>\nAssumed Signaling Rate<\/th>\nAUI
    \n(lanes)<\/th>\n    		BP
    \n(lanes)<\/th>\n    		Copper Cable
    \n(pairs)<\/th>\n    		MMF 50m
    \n(pairs)<\/th>\n    		MMF 100m
    \n(pairs)<\/th>\n    		SMF 500m
    \n(pairs)<\/th>\n    		SMF 2km
    \n(pairs)<\/th>\n    		SMF 10km<\/th>\nSMF 40km<\/th>\n<\/tr>\n<\/thead>\n
    200 Gb\/s<\/td>\n200 Gb\/s<\/td>\n1<\/td>\n<\/td>\n1<\/td>\n<\/td>\n<\/td>\n1<\/td>\n1<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
    400 Gb\/s<\/td>\n400 Gb\/s<\/td>\n2<\/td>\n<\/td>\n2<\/td>\n<\/td>\n<\/td>\n2<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
    800 Gb\/s<\/td>\n100 Gb\/s<\/td>\n8<\/td>\n8<\/td>\n8<\/td>\n8<\/td>\n8<\/td>\n8<\/td>\n8<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
    200 Gb\/s<\/td>\n4<\/td>\n<\/td>\n4<\/td>\n<\/td>\n<\/td>\n4<\/td>\n1) 4
    \n2) 4 \u03bbs<\/td>\n    		<\/td>\n<\/td>\n<\/tr>\n
    TBD<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\nOver single SMF in each direction<\/span><\/td>\nOver single SMF in each direction<\/span><\/td>\n<\/tr>\n
    1.6 Tb\/s<\/td>\n100 Gb\/s<\/td>\n16<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
    200 Gb\/s<\/td>\n8<\/td>\n<\/td>\n8<\/td>\n<\/td>\n<\/td>\n8<\/td>\n8<\/td>\n<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
    <\/div><\/div><\/div><\/div><\/div>
    800G \u53ef\u63d2\u62d4\u6a21\u5757\u9009\u9879<\/strong><\/h5><\/div>

    \u6570\u636e\u4e2d\u5fc3\u91c7\u7528800G\u7684\u5173\u952e\u90e8\u5206\u53d6\u51b3\u4e8e800G\u53ef\u63d2\u62d4\u5149\u6536\u53d1\u5668\u6a21\u5757\u7684\u53ef\u7528\u6027\u3002\u8fd9 800G Pluggable MSA<\/a> \u8be5\u5c0f\u7ec4\u6307\u5b9a\u4e86\u4e00\u4e2a\u4f4e\u6210\u672c\u76848x100G\u6a21\u5757\u548c\u4e00\u4e2a4x200G\u6a21\u5757\u3002\u4f4e\u6210\u672c 8x100G \u6a21\u5757\u6307\u5b9a\u4e86\u4e00\u4e2a\u7531 8 \u6839\u5e73\u884c\u5355\u6a21 (PSM) \u5149\u7ea4\u7ec4\u6210\u7684\u5149\u5b66\u4ecb\u9762\uff0c\u957f\u5ea6\u4ece 2 \u7c73\u5230 100 \u7c73\uff0c\u4f46 IEEE 802.3df \u671f\u671b\u5b9a\u4e49\u4e00\u4e2a\u4f20\u8f93\u8303\u56f4\u4e3a 500 \u7c73\u7684\u7c7b\u4f3c PMD\u3002 4x200G \u6a21\u5757\u6307\u5b9a\u4e86\u4e00\u79cd\u5149\u4ecb\u9762\uff0c\u8be5\u4ecb\u9762\u4f7f\u7528\u6ce2\u5206\u590d\u7528 (WDM) \u5728\u957f\u5ea6\u4e3a 2 \u7c73\u81f3 2 \u516c\u91cc\u7684\u5355\u6a21\u5149\u7ea4\u4e0a\u901a\u8fc7\u56db\u4e2a\u4e0d\u540c\u6ce2\u957f\u4f20\u8f93 200 Gbps \u4fe1\u53f7\u3002\u5c3d\u7ba1 QSFP-DD800 \u548c OSFP \u90fd\u5b9a\u4e49\u4e86 800G \u4ecb\u9762\uff0c\u4f46 800G \u53ef\u63d2\u62d4 MSA \u5e76\u672a\u6307\u5b9a\u6536\u53d1\u5668\u5916\u5f62\u5c3a\u5bf8\u548c\u7535\u6c14\u4ecb\u9762\u3002<\/p>\n

    \u9664\u6b64\u4e4b\u5916 QSFP-DD MSA<\/a> \u5b9a\u4e49\u4e86\u540d\u4e3a QSFP-DD800 \u7684 800G \u6a21\u5757\u6807\u51c6\uff0c\u652f\u6301 8x100G \u4ecb\u9762\u3002\u6b64\u6a21\u5757\u69fc\u683c\u5305\u62ec\u516b\u4e2a\u7535\u6c14\u4fe1\u9053\u4ee5\u53ca\u7b3c\u5b50\u548c\u8fde\u63a5\u5668\u7cfb\u7edf\u3002 QSFP-DD800 \u6a21\u5757\u4e5f\u5411\u5f8c\u517c\u5bb9\u65bc 8 \u4fe1\u9053 QSFP-DD \u548c 4 \u4fe1\u9053 QSFP28\u3002<\/p>\n<\/div><\/div><\/div><\/div><\/div>

    \n
    \n\n\n\n\n\n\n\n\n\n\n\n\n
    Optical Standards<\/th>\nImplementation<\/th>\nTx\/Rx Fibers<\/th>\nReach<\/th>\nForm Factors<\/th>\n<\/tr>\n<\/thead>\n
    800G Pluggable MSA<\/td>\n8x100G PSM<\/td>\n8<\/td>\n100 m<\/td>\nQSFP-DD800, OSFP, others<\/td>\n<\/tr>\n
    4x200G WDM<\/td>\n1<\/td>\n2 km<\/td>\nQSFP-DD800, OSFP, others<\/td>\n<\/tr>\n
    IEEE 802.3df<\/td>\n8x100G PMM<\/td>\n8<\/td>\n100 m<\/td>\nQSFP-DD800, OSFP, others<\/td>\n<\/tr>\n
    IEEE 802.3df<\/td>\n8x100G PSM<\/td>\n8<\/td>\n500 m<\/td>\nQSFP-DD800, OSFP, others<\/td>\n<\/tr>\n
    IEEE 802.3df<\/td>\n8x100G WDM<\/td>\n1<\/td>\n2 km\/10 km<\/td>\nQSFP-DD800, OSFP, others<\/td>\n<\/tr>\n
    IEEE 802.3df<\/td>\n4x200G PSM<\/td>\n4<\/td>\n500 m<\/td>\nQSFP-DD800, OSFP, others<\/td>\n<\/tr>\n
    IEEE 802.3df<\/td>\n4x200G WDM<\/td>\n1<\/td>\n2 km\/10 km<\/td>\nQSFP-DD800, OSFP, others<\/td>\n<\/tr>\n
    IEEE 802.3df<\/td>\n1x800G Coherent<\/td>\n1<\/td>\n10 km<\/td>\nQSFP-DD800, OSFP, others<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
    <\/div><\/div><\/div><\/div><\/div>

    4x200G WDM \u6a21\u5757\u7684 800G \u53ef\u63d2\u62d4 MSA \u89c4\u8303\u9884\u8ba1\u6bcf\u58f0\u9053 200G \u5c06\u6210\u4e3a\u672a\u6765 800G \u53ca\u4ee5\u4e0a\u4ee5\u592a\u7f51\u8def\u901f\u5ea6\u7684\u9996\u9009\u3002\u8be5\u6807\u51c6\u8fd8\u5efa\u8bae\u5728\u6a21\u5757\u4e2d\u52a0\u5165\u989d\u5916\u7684 FEC\uff0c\u4ee5\u786e\u4fdd\u53ef\u9760\u8fd0\u4f5c\u3002\u56e0\u6b64\uff0c\u5f53\u524d800G\u7684\u91cd\u70b9\u662f8x100G\u65b9\u6848\uff0c\u800c4lane\u65b9\u6848\u662f\u672a\u6765\u6027\u4ef7\u6bd4\u66f4\u9ad8\u7684\u65b9\u6848\u3002<\/p>\n

    \u968f\u7740800G-ETC-R\u6807\u51c6\u548c8x100G\u53ef\u63d2\u62d4\u6a21\u5757\u89e3\u51b3\u65b9\u6848\u6210\u4e3a800G\u4ee5\u592a\u7f51\u8def\u5f53\u524d\u7684\u7126\u70b9\uff0c\u6570\u636e\u4e2d\u5fc3\u5185\u4ecd\u5b58\u5728\u5e03\u7ebf\u548c\u8fde\u63a5\u5668\u7684\u95ee\u9898\u3002 8x100G \u89e3\u51b3\u65b9\u6848\u6bcf\u6761\u94fe\u8def\u9700\u8981 16 \u6761\u5149\u7ea4\u3002\u591a\u5149\u7ea4\u63a8\u63a5 (MPO) \u8fde\u63a5\u5668\u548c\u7535\u7f06\u5305\u62ec\u591a\u79cd\u53ef\u5bb9\u7eb3 16 \u6761\u5149\u7ea4\u7684\u9009\u9879\u3002 MPO-16 \u548c MPO-12 \u4e24\u6392\uff08\u4e5f\u79f0\u4e3a MPO-24\uff09\u662f\u663e\u800c\u6613\u89c1\u7684\u9009\u62e9\u3002\u53cc MPO-12 \u8fde\u63a5\u5668\u662f\u6dfb\u52a0\u529f\u80fd\uff0c\u53ef\u7528\u4e8e 800G\u3002\u9664\u4e86\u8fd9\u4e9b MPO \u8fde\u63a5\u5668\u4e4b\u5916\uff0c\u8fd8\u6709\u65b0\u578b\u8d85\u5c0f\u578b\u8fde\u63a5\u5668\uff0c\u4f8b\u5982 \u5e8f\u53f7<\/a> \u548c \u591a\u7ef4\u6570\u636e\u4e2d\u5fc3<\/a> \u652f\u6301\u7075\u6d3b\u7684\u8fde\u63a5\u7aef\u53e3\u7a81\u7834\u9009\u9879\u3002\u968f\u7740 25.6 Tbps \u4ea4\u6362\u673a\u5f00\u59cb\u5728\u6570\u636e\u4e2d\u5fc3\u90e8\u7f72\uff0c800G \u8fde\u63a5\u7aef\u53e3\u5206\u7ebf\u53ef\u4ece\u4e00\u53f0\u4ea4\u6362\u673a\u5b9e\u73b0\u591a\u8fbe 256 \u4e2a 100G \u8fde\u63a5\u7aef\u53e3\u3002\u8fd9\u4e9b\u9ad8\u57fa\u6570\u4ea4\u6362\u673a\u4e3a\u6570\u636e\u4e2d\u5fc3\u63d0\u4f9b\u66f4\u9ad8\u7684\u5bc6\u5ea6\u548c\u66f4\u9ad8\u7684\u6548\u7387\u3002\u53ea\u6709\u5f53 51.2 Tbps \u4ea4\u6362\u82af\u7247\u53ef\u7528\u4e14\u652f\u6301 800G \u751a\u81f3\u53ef\u80fd 1.6T \u7684\u8fde\u63a5\u7aef\u53e3\u5f00\u59cb\u51fa\u73b0\u65f6\uff0c\u8fd9\u79cd\u8d8b\u52bf\u624d\u4f1a\u6301\u7eed\u4e0b\u53bb\u3002<\/p>\n<\/div>

    800G \u76f8\u5e72\u5149\u5b66<\/strong><\/h5><\/div>

    \u4f7f\u7528\u76f8\u5e72\u5149\u5b66\u6280\u672f\u6b63\u5728\u671d\u7740 800G \u4ee5\u592a\u7f51\u8def\u8fc8\u51fa\u53c8\u4e00\u6b65\u3002\u76f8\u5e72\u5149\u5b66\u5668\u4ef6\u901a\u5e38\u7528\u4e8e\u6570\u636e\u4e2d\u5fc3\u4e92\u8fde\u5e94\u7528\uff0c\u53ef\u4ee5\u4f7f\u7528\u9ad8\u7aef\u8c03\u5236\u6280\u672f\u5728\u5355\u6839\u5149\u7ea4\u4e0a\u4f20\u8f93\u66f4\u591a\u6570\u636e\uff0c\u4f20\u8f93\u8ddd\u79bb\u66f4\u8fdc\uff0c\u4ece\u800c\u4ee5\u66f4\u4f4e\u7684\u529f\u8017\u5b9e\u73b0\u66f4\u597d\u7684\u9891\u8c31\u6548\u7387\u3002<\/p>\n

    \u5149\u4e92\u8054\u8bba\u575b\uff08OIF\uff09\u6210\u529f\u53d1\u5c55 400ZR<\/a>\uff0c400G\u76f8\u5e72\u5149\u5b9e\u73b0\u534f\u8bae\uff0c\u652f\u630180\u516c\u91cc\u81f3120\u516c\u91cc\u7684\u94fe\u8def\u3002\u8be5\u6807\u51c6\u91c7\u7528\u53cc\u504f\u632f DP-16QAM \u8c03\u5236\uff0c\u7b26\u53f7\u901f\u7387\u4e3a 59.84 Gbaud\uff0c\u5e76\u914d\u5907\u53ef\u8c03\u8c10\u96f7\u5c04\u5668\uff0c\u7528\u4e8e\u5bc6\u96c6\u6ce2\u5206\u590d\u7528 (DWDM) \u7cfb\u7edf\u3002\u53ef\u4e92\u901a\u7684 400ZR \u53ef\u63d2\u62d4\u5149\u5b66\u7ec4\u4ef6\u5229\u7528\u5d4c\u5165\u6a21\u5757\u4e2d\u7684\u4f4e\u529f\u8017\u6570\u4f4d\u4fe1\u53f7\u5904\u7406\u5668 (DSP)\uff0c\u8865\u507f\u5149\u7ea4\u4e2d\u7684\u4fe1\u53f7\u8272\u6563\u3002<\/p>\n<\/div><\/div><\/div><\/div><\/div>

    <\/span><\/div>
    <\/div><\/div><\/div><\/div><\/div>

    \u73b0\u5728\uff0cOIF\u6b63\u5728\u5229\u7528400ZR\u6807\u51c6\u6765\u5b9a\u4e492-10\u516c\u91cc\uff08800LR\uff09\u548c80-120\u516c\u91cc\uff08800ZR\uff09\u7684800G\u76f8\u5e72\u5149\u6807\u51c6\u3002 800ZR \u6807\u51c6\u9488\u5bf9\u6570\u636e\u4e2d\u5fc3\u4e92\u8fde\u5e94\u7528\uff0c\u5305\u62ec\u7528\u4e8e\u653e\u5927 DWDM \u94fe\u8def\u7684\u53ef\u8c03\u8c10\u96f7\u5c04\u5668\uff0c\u800c\u6210\u672c\u8f83\u4f4e\u7684 800LR \u662f\u66f4\u9002\u5408\u6821\u56ed\u6848\u4f8b\u7684\u56fa\u5b9a\u6ce2\u957f\u6807\u51c6\u3002\u8fd9\u4e9b\u6807\u51c6\u7684\u5236\u5b9a\u5c06\u5e26\u6765\u91cd\u5927\u7684\u6280\u672f\u6311\u6218\u3002\u4e3a\u4e86\u5728\u5355\u6ce2\u957f\u4e0a\u8fbe\u5230 800G \u4f20\u8f93\uff0c\u9700\u8981\u8003\u8651\u66f4\u9ad8\u7aef\u7684\u8c03\u5236\uff0832QAM \u548c 64QAM\uff09\u4ee5\u53ca 90 Gbaud \u6216\u66f4\u9ad8\u7684\u66f4\u9ad8\u7b26\u53f7\u7387\u3002<\/p>\n<\/div>

    \u5c55\u671b 800G \u4e4b\u5916<\/strong><\/h5><\/div>

    \u968f\u7740\u8d85\u5927\u89c4\u6a21\u6570\u636e\u4e2d\u5fc3\u4e0d\u65ad\u52aa\u529b\u5e94\u5bf9\u6fc0\u589e\u7684\u6570\u636e\u6d41\u91cf\uff0c800G \u4ee5\u592a\u7f51\u8def\u4ea4\u6362\u673a\u548c\u53ef\u63d2\u62d4\u5149\u5b66\u6a21\u5757\u5c06\u63d0\u4f9b\u4e00\u4e9b\u7f13\u89e3\u3002\u4ee5\u592a\u7f51\u8def\u6280\u672f\u8054\u76df\u7684 800G \u6807\u51c6\u5c06\u6709\u52a9\u4e8e\u63d0\u4f9b 800G \u4ee5\u592a\u7f51\u8def\u89e3\u51b3\u65b9\u6848\uff0c\u76f4\u5230\u51e0\u5e74\u5f8c IEEE \u6807\u51c6\u5b8c\u6210\u3002\u968f\u7740 800G \u4ee5\u592a\u7f51\u8def\u4ea4\u6362\u673a\u5f00\u59cb\u63a8\u51fa\u5e02\u573a\uff0c8x100G \u53ef\u63d2\u62d4\u5149\u5b66\u7ec4\u4ef6\u4e5f\u5e94\u4ee5 QSFP-DD800 \u548c OSFP \u5916\u5f62\u69fc\u683c\u63d0\u4f9b\u3002\u5c55\u671b\u672a\u6765\uff0c\u6bcf\u4e2a\u4fe1\u9053 200G \u4fe1\u53f7\u5c06\u4e3a 800G \u63d0\u4f9b\u989d\u5916\u7684\u63d0\u5347\uff0c\u5e76\u4e3a 1.6Tb \u4ee5\u592a\u7f51\u8def\u5960\u5b9a\u57fa\u7840\u3002<\/p>\n<\/div><\/div><\/div><\/div><\/div>

    \u4eba\u5de5\u667a\u80fd\u786c\u4ef6\u5c06\u6301\u7eed\u6210\u957f\u5e76\u53d1\u6325\u5176\u91cd\u8981\u6027<\/strong><\/h5><\/div>

    \u968f\u7740\u4eba\u5de5\u667a\u80fd\u8d8a\u6765\u8d8a\u91cd\u8981\u5e76\u5e94\u7528\u4e8e\u66f4\u591a\u5e94\u7528\uff0c\u5bf9\u4eba\u5de5\u667a\u80fd\u52a0\u901f\u5668\u786c\u4ef6\u7684\u987b\u6c42\u5c06\u6301\u7eed\u6210\u957f\u3002\u65e0\u8bba\u662f\u6570\u636e\u4e2d\u5fc3\u7684\u4eba\u5de5\u667a\u80fd\u8bad\u7ec3\u8fd8\u662f\u7f51\u7edc\u8fb9\u7f18\u7684\u4eba\u5de5\u667a\u80fd\u63a8\u7406\uff0c\u4eba\u5de5\u667a\u80fd\u786c\u4ef6\u90fd\u5c06\u6301\u7eed\u53d1\u5c55\uff0c\u5904\u7406\u80fd\u529b\u548c\u6548\u7387\u90fd\u4f1a\u4e0d\u65ad\u63d0\u9ad8\u3002 OCP \u65e8\u5728\u6307\u5b9a\u652f\u6301\u4e92\u901a\u6027\u548c\u7075\u6d3b\u6027\u7684\u5f00\u653e\u5f0f\u6a21\u5757\u5316\u4eba\u5de5\u667a\u80fd\u57fa\u7840\u8bbe\u65bd\uff0c\u8fd9\u65e0\u7591\u5730\u5e2e\u52a9\u4e86\u4eba\u5de5\u667a\u80fd\u89e3\u51b3\u65b9\u6848\u63d0\u4f9b\u8005\u7684\u5f00\u53d1\u5de5\u4f5c\u3002\u968f\u7740\u65b0\u7684\u4eba\u5de5\u667a\u80fd\u52a0\u901f\u5668\u786c\u4ef6\u7684\u51fa\u73b0\uff0c\u5b83\u73b0\u5728\u53ef\u4ee5\u5feb\u901f\u90e8\u7f72\uff0c\u4e3a\u8bb8\u591a\u65b0\u7684\u590d\u6742\u4eba\u5de5\u667a\u80fd\u5e94\u7528\u7a0b\u5e8f\u7684\u6570\u636e\u63d0\u4f9b\u52a8\u529b\u3002<\/p>\n<\/div><\/div><\/div><\/div><\/div><\/p>","protected":false},"excerpt":{"rendered":"

    \u4e86\u89e3 800 Gbps \u548c 1600 Gbps \u4ee5\u592a\u7f51\u8def\u6807\u51c6\u7684\u5f53\u524d\u72b6\u6001\uff0c\u4ee5\u53ca\u6570\u636e\u4e2d\u5fc3\u3001\u7535\u4fe1\u4e1a\u8005\u548c\u7f51\u7edc\u670d\u52a1\u5982\u4f55\u4ece 800 Gb\/s\u30011.6 Tb\/s \u901f\u5ea6\u4e2d\u53d7\u76ca\u3002<\/p>","protected":false},"author":1,"featured_media":2627,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[424],"tags":[425],"class_list":["post-2625","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blogs","tag-800g"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.edge-core.com\/cn\/wp-json\/wp\/v2\/posts\/2625","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.edge-core.com\/cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.edge-core.com\/cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.edge-core.com\/cn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.edge-core.com\/cn\/wp-json\/wp\/v2\/comments?post=2625"}],"version-history":[{"count":0,"href":"https:\/\/www.edge-core.com\/cn\/wp-json\/wp\/v2\/posts\/2625\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.edge-core.com\/cn\/wp-json\/wp\/v2\/media\/2627"}],"wp:attachment":[{"href":"https:\/\/www.edge-core.com\/cn\/wp-json\/wp\/v2\/media?parent=2625"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.edge-core.com\/cn\/wp-json\/wp\/v2\/categories?post=2625"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.edge-core.com\/cn\/wp-json\/wp\/v2\/tags?post=2625"}],"curies":[{"name":"\u53ef\u6e7f\u6027\u7c89\u5242","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}