{"id":7855,"date":"2026-05-12T14:12:30","date_gmt":"2026-05-12T06:12:30","guid":{"rendered":"http:\/\/www.comtest.cn\/?post_type=product&#038;p=7855"},"modified":"2026-05-12T14:16:37","modified_gmt":"2026-05-12T06:16:37","slug":"testcenter-dx3-2","status":"publish","type":"product","link":"http:\/\/www.comtest.com.cn\/?product=testcenter-dx3-2","title":{"rendered":"TestCenter dX3 400G 2 \u7aef\u53e3\u6a21\u5757"},"content":{"rendered":"<p><strong>QSFP-DD <\/strong><strong>\u6d4b\u8bd5\u6a21\u5757 400\/200\/100\/50\/40\/25\/10G<\/strong><\/p>\n<p>\u7f51\u7edc\u5e26\u5bbd\u9700\u6c42\u7ee7\u7eed\u5feb\u901f\u589e\u957f\u3002\u7f51\u7edc\u8bbe\u5907\u5236\u9020\u5546\u6b63\u5728\u5f00\u53d1\u9ad8\u5ea6\u7075\u6d3b\u7684\u591a\u901f\u7387\u4ea7\u54c1\uff0c\u4ee5\u652f\u6301\u65b0\u4e00\u4ee3\u7684 HSE \u8bbe\u5907\u3002\u670d\u52a1\u63d0\u4f9b\u5546\u548c\u8d85\u5927\u89c4\u6a21\u6570\u636e\u4e2d\u5fc3\u6b63\u5728\u90e8\u7f72\u591a\u901f\u7387\u7f51\u7edc\u57fa\u7840\u8bbe\u65bd\u89e3\u51b3\u65b9\u6848\uff0c\u4ee5\u6ee1\u8db3\u8fd9\u4e00\u4e0d\u65ad\u589e\u957f\u7684\u5e02\u573a\u3002<\/p>\n<p>\u9762\u5bf9\u8fd9\u4e9b\u591a\u901f\u7387\u9700\u6c42\uff0c\u5ba2\u6237\u9700\u8981\u66f4\u9ad8\u5bc6\u5ea6\u7684\u6d4b\u8bd5\u8bbe\u5907\u3002\u4e3a\u9a8c\u8bc1\u4e0b\u4e00\u4ee3\u8def\u7531\u5668\u548c\u6570\u636e\u4e2d\u5fc3\u4ea4\u6362\u7f51\u7edc\uff0c\u9700\u8981\u5177\u5907\u8db3\u591f\u7684\u7075\u6d3b\u6027\u3002<\/p>\n<p>dX3 \u56db\u500d\u901f\u6a21\u5757\u4e13\u4e3a TestCenter \u67b6\u6784\u800c\u5f00\u53d1\uff0c\u65e8\u5728\u6ee1\u8db3\u8fd9\u4e9b\u7279\u5b9a\u9700\u6c42\uff0c\u5176 QSFP-DD \u7aef\u53e3\u5bc6\u5ea6\u6781\u9ad8\u3002<\/p>\n<p>QSFP-DD \u6d4b\u8bd5\u6a21\u5757\u53ef\u914d\u7f6e\u4e3a\u652f\u6301\u6bcf\u4e2a\u7aef\u53e3\u4e03\u79cd\u901f\u7387\uff1a 400\/200\/100\/50\/40\/25\/10G\uff0c\u540c\u65f6\u517c\u5bb9 PAM4 \u548c NRZ \u7f16\u7801\u3002QSFP-DD \u6d4b\u8bd5\u6a21\u5757\u8fd8\u652f\u6301\u6240\u6709\u901f\u7387\u7684\u81ea\u52a8\u534f\u5546\u548c\u94fe\u8def\u8bad\u7ec3\uff0c\u5305\u62ec 8x50G AN\/LT\u3002\u5bf9\u4e8e\u6709\u5174\u8da3\u5347\u7ea7\u73b0\u6709\u6d4b\u8bd5\u6a21\u5757\u4ee5\u652f\u6301 AN\/LT \u548c NRZ \u7f16\u7801\u7684\u5ba2\u6237\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u65e7\u6362\u65b0\u8ba1\u5212\u3002<\/p>\n<p>\u53e6\u4e00\u4e2a\u597d\u5904\u662f\uff0cdX3-QSFP-DD-2 \u6d4b\u8bd5\u6a21\u5757\u63d0\u4f9b\u4e86\u4e00\u79cd\u901a\u8fc7\u8d2d\u4e70\u76f8\u5173\u8f6f\u4ef6\u8bb8\u53ef\u8bc1\u5347\u7ea7\u5230\u65b0\u786c\u4ef6\u901f\u7387\u9009\u9879\u7684\u4fbf\u6377\u65b9\u5f0f\u3002\u8fd9\u6b3e\u4e0b\u4e00\u4ee3\u6a21\u5757\u65e0\u9700\u8fd4\u5382\u5373\u53ef\u5347\u7ea7\u5bf9\u65b0\u901f\u7387\u9009\u9879\u7684\u652f\u6301\u3002<\/p>\n<h1>\u4e3b\u8981\u7279\u6027<\/h1>\n<ul>\n<li>\u6bcf\u4e2a dX3 \u6a21\u5757 2 \u4e2a 400G \u7aef\u53e3\uff0c\u4e3a\u6bcf\u4e2a\u6a21\u5757\u3001\u673a\u7bb1\u6216\u673a\u67b6\u5355\u5143\u63d0\u4f9b\u9ad8\u5bc6\u5ea6\u9ad8\u901f\u4ee5\u592a\u7f51\u89e3\u51b3\u65b9\u6848<\/li>\n<li>\u6bcf\u4e2a QSFP-DD \u7aef\u53e3\u652f\u6301\uff1a\n<ul>\n<li>PAM4\uff1a1x400G\u30012x200G\u3001 4x100G\u30018x50G<\/li>\n<li>NRZ\uff1a2x100G\u30014x50G\u30012x40G\u3001 8x25G\u30018x10G<\/li>\n<\/ul>\n<\/li>\n<li>\u9700\u8981 4x100G (QSFP28) \u9644\u4ef6\u7535\u7f06 ACC- 1067A<\/li>\n<li>\u6bcf\u4e2a\u7aef\u53e3\u90fd\u652f\u6301 PAM4 \u548c NRZ \u7f16\u7801 \uff08\u4ec5\u9650 QSFP-DD \u6a21\u5757\uff0c\u9700\u8981\u673a\u7bb1\u8bb8\u53ef\u8bc1\uff09<\/li>\n<li>\u652f\u6301\u6240\u6709\u901f\u7387\u4e0b\u7684\u4ee5\u592a\u7f51 FEC\uff0c\u4ee5\u53ca\u81ea\u52a8\u534f\u5546\u548c\u94fe\u8def\u8bad\u7ec3\uff08AN\/LT\uff09\uff0c\u5305\u62ec 8x50G \u6a21\u5f0f\u3002<\/li>\n<li>L2\/3 \u8def\u7531\/\u4ea4\u6362\u548c\u6570\u636e\u4e2d\u5fc3\u6d4b\u8bd5\u7528\u4f8b\u7684\u534f\u8bae\u6d4b\u8bd5<\/li>\n<\/ul>\n<h1>\u4e3b\u8981\u4f18\u52bf<\/h1>\n<ul>\n<li>\u66f4\u9ad8\u5bc6\u5ea6\u7684QSFP\u5355\u69fd\u6d4b\u8bd5\u6a21\u5757<\/li>\n<li>\u5355\u4e00\u5e73\u53f0\u652f\u6301\u7684 PAM4 \u548c NRZ (QSFP-DD) \u7684\u89e3\u51b3\u65b9\u6848<\/li>\n<li>\u4e3a\u5404\u79cd\u670d\u52a1\u63d0\u4f9b\u5927\u5bb9\u91cf\u6d4b\u8bd5<\/li>\n<li>\u901a\u8fc7\u8bb8\u53ef\u63d0\u4f9b\u786c\u4ef6\u901f\u7387\u9009\u9879\u5347\u7ea7<\/li>\n<\/ul>\n<h1>\u5e94\u7528\u573a\u666f<\/h1>\n<p><strong>\u4e91\u8ba1\u7b97\/<\/strong><strong>\u6d41\u5a92\u4f53\u670d\u52a1<\/strong>\uff1a\u4ee5\u7ebf\u901f\u7387\u5bf9\u6570\u5343\u6761\u6d41\u9a8c\u8bc1\u6570\u636e\u5e73\u9762 QoS\uff0c\u5e76\u5728\u4ea4\u6362\u673a\u548c\u8def\u7531\u5668\u4e0a\u6d4b\u8bd5\u590d\u6742\u7684\u8def\u7531\u3001\u6570\u636e\u4e2d\u5fc3\u548c\u63a5\u5165\u534f\u8bae\u3002\u5355\u4e2a N12U \u53ef\u4ee5\u652f\u6301 24-400G \u7aef\u53e3\uff0c\u6216\u8005\u5355\u4e2a N4U \u673a\u7bb1\u652f\u6301 4 \u4e2a\u7aef\u53e3\u3002<\/p>\n<p><strong>\u6570\u636e\u4e2d\u5fc3 ToR <\/strong><strong>\u548c EoR <\/strong><strong>\u4ea4\u6362\u673a\u548c\u4ea4\u6362\u7f51\u7edc<\/strong>\uff1a\u9a8c\u8bc1\u8d85\u5927\u89c4\u6a21\u3001\u652f\u6301\u4e0b\u4e00\u4ee3\u6280\u672f\u7684\u591a\u592a\u6bd4\u7279\u4e91\u6570\u636e\u4e2d\u5fc3\u4ea4\u6362\u7f51\u7edc\u7684\u8f6c\u53d1\u6027\u80fd\u3001\u5ef6\u8fdf\u3001MAC \u5bb9\u91cf\u548c\u529f\u80fd\u3002<\/p>\n<p><strong>\u592a\u6bd4\u7279\u7ea7\u8def\u7531\u5668<\/strong>\uff1a\u4f7f\u7528\u5927\u89c4\u6a21\u3001\u591a\u534f\u8bae\u62d3\u6251\u6d4b\u8bd5 400G \u6838\u5fc3\u8def\u7531\u5668\u3002<\/p>\n<h1>\u751f\u4ea7\u529b<\/h1>\n<ul>\n<li>\u51c6\u786e\u7684\u7ed3\u679c\uff1a\u4e13\u4e3a\u6d4b\u8bd5\u6253\u9020\u7684\u786c\u4ef6\u63d0\u4f9b\u53ef\u91cd\u590d\u7684\u6d4b\u8bd5\u6267\u884c\u548c\u7cbe\u786e\u7684\u7edf\u8ba1\u6570\u636e<\/li>\n<li>\u5f53\u521b\u5efa\u6240\u9700\u89c4\u6a21\u7684\u6d4b\u8bd5\u5e73\u53f0\u65f6\uff0c\u4ea7\u751f\u7684\u6570\u636e\u91cf\u662f\u5929\u6587\u6570\u5b57\u3002\u4e00\u4e2a\u5148\u8fdb\u4e14\u9ad8\u6548\u7684\u5206\u5e03\u5f0f\u6570\u636e\u5e93\u53ef\u5904\u7406\u6570\u5341\u4ebf\u6761\u5b9e\u65f6\u7ed3\u679c\uff0c\u7528\u4e8e\u9a8c\u8bc1\u6d4b\u8bd5\u3001\u8bc6\u522b\u95ee\u9898\uff0c\u5e76\u4e3a\u5de5\u7a0b\u5e08\u63d0\u4f9b\u5feb\u901f\u8c03\u8bd5\u95ee\u9898\u548c\u52a0\u901f\u5f00\u53d1\u6240\u9700\u7684\u5373\u65f6\u53cd\u9988\u3002<\/li>\n<li>\u63d0\u4f9b\u66f4\u591a\u7d27\u5bc6\u76f8\u5173\u7684\u7ed3\u679c\uff0c\u4ee5\u53ca\u66f4\u591a\u7684\u4fe1\u606f\u6765\u53d1\u73b0\u90a3\u4e9b\u4e0d\u660e\u663e\u7684\u9519\u8bef\u3002\u6709\u4e86\u66f4\u591a\u7684\u8986\u76d6\u9762\u548c\u66f4\u591a\u7684\u4fe1\u606f\uff0cVIAVI \u53ef\u4ee5\u66f4\u5feb\u5730\u56de\u7b54\u95ee\u9898\uff0c\u5e76\u4e14\u53ea\u9700\u4e00\u6b21\u6d4b\u8bd5\u8fd0\u884c\uff0c\u800c\u5176\u4ed6\u6d4b\u8bd5\u5de5\u5177\u9700\u8981\u591a\u6b21\u8fd0\u884c<\/li>\n<li>\u611f\u5174\u8da3\u6d41\u4f1a\u4f7f\u7528\u5b9e\u65f6\u7ed3\u679c\u6570\u636e\u6316\u6398\uff0c\u5728\u6d77\u91cf\u6570\u636e\u4e2d\u52a8\u6001\u7b5b\u9009\uff0c\u5e76\u5448\u73b0\u91cd\u8981\u7684\u7ed3\u679c\u3002<\/li>\n<li>\u5f3a\u5927\u7684\u81ea\u52a8\u5316\u529f\u80fd\u7ed3\u5408\u547d\u4ee4\u5e8f\u5217\u5668\uff08\u53ef\u89c6\u5316\u7f16\u7a0b\uff09\u548c GUI \u8f6c\u811a\u672c\u529f\u80fd\uff0c\u4f7f\u6d4b\u8bd5\u64cd\u4f5c\u5458\u80fd\u591f\uff1a\n<ul>\n<li>\u65e0\u9700\u7f16\u7a0b\u7ecf\u9a8c\u5373\u53ef\u6784\u5efa\u590d\u6742\u4e14\u6709\u538b\u529b\u7684\u81ea\u52a8\u5316\u6d4b\u8bd5\u7528\u4f8b<\/li>\n<li>\u5c06\u591a\u4e2a\u5355\u72ec\u7684\u6d4b\u8bd5\u7528\u4f8b\u5408\u5e76\u5230\u4e00\u6b21\u8fd0\u884c\u4e2d\uff0c\u4ee5\u8282\u7701\u56de\u5f52\u6d4b\u8bd5\u65f6\u95f4<\/li>\n<li>\u5728\u6781\u77ed\u65f6\u95f4\u5185\u5f00\u53d1\u51fa\u5168\u9762\u7684\u81ea\u52a8\u5316\u6d4b\u8bd5\u7528\u4f8b\u76ee\u5f55<\/li>\n<li>\u5bfc\u51fa\u81ea\u52a8\u5316\u6d4b\u8bd5\u7528\u4f8b\uff0c\u652f\u6301\u901a\u8fc7\u547d\u4ee4\u884c\u8fd0\u884c\u4ee5\u5b9e\u73b0\u65e0\u754c\u9762\u6d4b\u8bd5\u6267\u884c\uff0c\u5e76\u53ef\u96c6\u6210\u81f3\u4efb\u610f\u81ea\u52a8\u5316\u56de\u5f52\u7cfb\u7edf<\/li>\n<\/ul>\n<\/li>\n<li>\u5168\u9762\u4e14\u7075\u6d3b\u7684\u62a5\u544a\uff1a\u9488\u5bf9\u6240\u6709\u534f\u8bae\u5173\u952e\u53d8\u91cf\u7684\u5b9e\u65f6\u7edf\u8ba1\u6570\u636e\u3002<\/li>\n<\/ul>\n<h1>\u6280\u672f\u6307\u6807<\/h1>\n<table width=\"642\">\n<tbody>\n<tr>\n<td colspan=\"5\" width=\"642\"><strong>dX3 400G 2 \u7aef\u53e3\u6a21\u5757<\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"174\"><strong>\u6a21\u5757\u4ea7\u54c1\u7f16\u53f7<\/strong><\/td>\n<td width=\"180\"><strong>\u901f\u7387<\/strong><\/td>\n<td width=\"72\"><strong>\u6bcf\u4e2a\u63d2\u69fd\u7684\u6700\u5927\u7aef\u53e3\u6570<\/strong><\/td>\n<td width=\"102\"><strong>\u6bcf\u4e2a SPT-N12U \u673a\u7bb1\u7684\u6700\u5927\u7aef\u53e3\u6570<\/strong><\/td>\n<td width=\"114\"><strong>\u6bcf\u4e2a SPT-N4U \u673a\u7bb1\u7684\u6700\u5927\u7aef\u53e3\u6570<\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"174\">DX3-QSFP-DD-2-825A<\/td>\n<td width=\"180\">400\/200\/100\/50\/40\/25\/10G<\/td>\n<td width=\"72\">2\/4\/8\/16<\/td>\n<td width=\"102\">24\/48\/96\/192<\/td>\n<td width=\"114\">4\/8\/16\/32<\/td>\n<\/tr>\n<tr>\n<td width=\"174\">DX3-QSFP-DD-2-750A<\/td>\n<td width=\"180\">400\/200\/100\/50G<\/td>\n<td width=\"72\">2\/4\/8\/16<\/td>\n<td width=\"102\">24\/48\/96\/192<\/td>\n<td width=\"114\">4\/8\/16\/32<\/td>\n<\/tr>\n<tr>\n<td width=\"174\">DX3-QSFP-DD-2-400A<\/td>\n<td width=\"180\">\u4ec5\u9650 400G<\/td>\n<td width=\"72\">2<\/td>\n<td width=\"102\">24<\/td>\n<td width=\"114\">4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table width=\"557\">\n<tbody>\n<tr>\n<td width=\"170\"><strong>\u4ea7\u54c1\u7279\u6027<\/strong><\/td>\n<td width=\"387\"><strong>\u63cf\u8ff0<\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"170\">MSA \u63a5\u53e3<\/td>\n<td width=\"387\">QSFP-DD<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u5de5\u4f5c\u6a21\u5f0f<\/td>\n<td width=\"387\">PAM4\uff1a400\/200\/100\/50G\uff1bNRZ\uff1a100\/50\/40\/25\/10G<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u7aef\u53e3 CPU<\/td>\n<td width=\"387\">\u53ef\u5806\u53e0\u591a\u6838 CPU<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u7528\u6237\u9884\u7559<\/td>\n<td width=\"387\">\u652f\u6301\u6309\u6bcf\u4e2a QSFP-DD \u7aef\u53e3\u9884\u7559<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u6d4b\u8bd5\u7aef\u53e3\u901f\u7387\u914d\u7f6e<\/td>\n<td width=\"387\">\u6bcf\u4e2a\u6a21\u5757\u6709 2 \u4e2a\u6d4b\u8bd5\u7aef\u53e3\u901f\u7387\u7ec4<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u7ebf\u8def\u65f6\u949f\u548c\u6570\u636e\u5305\u65f6\u95f4\u6233<\/td>\n<td width=\"387\">Stratum-3 \u7ea7\u522b\u7684\u632f\u8361\u5668\u662f\u9ed8\u8ba4\u65f6\u949f\u6e90\u3002\u51fa\u5382\u65f6\uff0c\u53d1\u9001\u7ebf\u65f6\u949f\u5728\u4ee5\u592a\u7f51\u6807\u79f0\u901f\u7387\u4e0a\u7684\u504f\u5dee\u5c0f\u4e8e \u00b11 ppm\u3002\u5728 15 \u5e74\u8fd0\u884c\u5468\u671f\u5185\uff0c\u7cbe\u5ea6\u53ef\u4fdd\u6301\u5728 \u00b14.6 ppm\u3002<\/p>\n<ul>\n<li>\u5e27\u65f6\u95f4\u6233\u5206\u8fa8\u7387\u4e3a 2.5 \u7eb3\u79d2<\/li>\n<li>\u652f\u6301\u57fa\u4e8e GPS \u548c CDMA \u7684\u5916\u90e8\u65f6\u949f\u6e90<\/li>\n<li>\u652f\u6301\u57fa\u4e8e IEEE 1588v2 \u548c NTP \u62a5\u6587\u7684\u5916\u90e8\u65f6\u949f\u6e90<\/li>\n<li>\u652f\u6301\u57fa\u4e8e TIA\/EIA-95B \u7684\u5916\u90e8\u65f6\u949f\u6e90<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u6a21\u5757\u95f4\u548c\u673a\u7bb1\u95f4\u65f6\u95f4\u540c\u6b65<\/td>\n<td width=\"387\">\u540c\u4e00\u673a\u7bb1\u5185\u7684\u6a21\u5757\u4e0e\u63a7\u5236\u6a21\u5757\u7684\u65f6\u949f\u6e90\u4fdd\u6301\u76f8\u4f4d\u9501\u5b9a\u3002\u5bf9\u4e8e\u4f4d\u4e8e\u4e0d\u540c\u673a\u7bb1\u4e2d\u7684\u66f4\u591a\u6a21\u5757\uff1a<\/p>\n<ul>\n<li>VIAVI \u4e13\u5229\u7684\u81ea\u6821\u51c6\u673a\u7bb1\u95f4\u6388\u65f6\u94fe\u8def\uff0c\u901a\u8fc7\u673a\u7bb1\u63a7\u5236\u6a21\u5757\u4e0a\u7684\u4e13\u7528\u7aef\u53e3\u5b9e\u73b0\uff0c\u53ef\u63d0\u4f9b\u8bef\u5dee\u4e0d\u8d85\u8fc7 \u00b120 \u7eb3\u79d2\u7684\u7cbe\u786e\u540c\u6b65<\/li>\n<li>\u652f\u6301\u901a\u8fc7\u5916\u90e8 GPS \u6216 CDMA \u7f51\u7edc\u8fdb\u884c\u540c\u6b65<\/li>\n<li>\u652f\u6301\u4f7f\u7528\u57fa\u4e8e IEEE 1588 \u6216 NTP \u62a5\u6587\u7684\u65b9\u6cd5<\/li>\n<li>\u652f\u6301 TIA\/EIA-95B \u6388\u65f6\u8f93\u5165<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u6a21\u5757\u91cd\u91cf<\/td>\n<td width=\"387\">3.219 \u5343\u514b\uff085.45 \u78c5\uff09<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u6a21\u5757\u9884\u8ba1\u5e73\u5747\u6545\u969c\u95f4\u9694\u65f6\u95f4\uff08MTBF\uff09<\/td>\n<td width=\"387\">\u8fde\u7eed\u8fd0\u884c 56,330 \u5c0f\u65f6<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u5de5\u4f5c\u6e29\u5ea6\u8303\u56f4<\/td>\n<td width=\"387\">\u652f\u6301\u73af\u5883\u6e29\u5ea6\u4e3a 41\u00b0F \u81f3 95\u00b0F\uff085\u2103 \u81f3 35\u2103\uff09\u300220% \u5230 80% \u7684\u76f8\u5bf9\u6e7f\u5ea6\u3002<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u6bcf\u4e2a\u6a21\u5757\u7684\u6700\u5927\u529f\u8017<\/td>\n<td width=\"387\">\u6bcf\u4e2a\u63d2\u69fd\u6700\u9ad8 450W<\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\" width=\"557\"><strong>TestCenter 2-3 <\/strong><strong>\u5c42\u53d1\u751f\u5668\u548c\u5206\u6790\u5668<\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u6d41\u6570<\/td>\n<td width=\"387\">\n<ul>\n<li>400\/200\/100\/50\/40\/25\/10G \u65f6\u7684\u7edf\u8ba1\u6570\u636e\/\u6d41\uff1a\u53d1\u9001 8k\uff0c\u63a5\u6536 16k<\/li>\n<li>\u53ef\u4ee5\u901a\u8fc7\u6539\u53d8\u6d41\u5b57\u6bb5\u6765\u751f\u6210\u6570\u5341\u4ebf\u4e2a\u6d41<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u5e27\u4f20\u8f93\u6a21\u5f0f<\/td>\n<td width=\"387\">\u57fa\u4e8e\u7aef\u53e3\uff08\u6bcf\u4e2a\u7aef\u53e3\u7684\u901f\u7387\uff09\u3001\u57fa\u4e8e\u6d41\uff08\u6bcf\u4e2a\u6d41\u7684\u901f\u7387\uff09\u3001\u7a81\u53d1\u3001\u5b9a\u65f6<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u6700\u5c0f\/\u6700\u5927\u5e27\u5927\u5c0f\uff08\u542b CRC \u6821\u9a8c\uff09<\/td>\n<td width=\"387\">60 \u81f3 16,004<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u6700\u5c0f\/\u6700\u5927\u53d1\u9001\u901f\u7387<\/td>\n<td width=\"387\">\u4ece\u6bcf 3.43 \u79d2 1 \u4e2a\u6570\u636e\u5305\uff0c\u81f3\u7ebf\u901f\u7387\u7684 101%<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u5b9e\u65f6\u53d1\u9001\u6d41\u8c03\u6574<\/td>\n<td width=\"387\">\u65e0\u9700\u505c\u6b62\u751f\u6210\u5668\u6216\u5206\u6790\u5668\u5373\u53ef\u66f4\u6539\u901f\u7387\u548c\u5e27\u957f\u5ea6\u8bbe\u7f6e\uff0c\u5b9e\u73b0\u771f\u6b63\u7684\u4ea4\u4e92\u5f0f\u56e0\u679c\u5206\u6790<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u5b9e\u65f6\u5206\u6790\u7684\u6bcf\u6d41\u7edf\u8ba1\u6570\u636e<\/td>\n<td width=\"387\">\u53d1\u9001\u548c\u63a5\u6536\u5e27\u6570\u548c\u901f\u7387<\/p>\n<ul>\n<li>\u53d1\u9001\u548c\u63a5\u6536\u7269\u7406\u5c42\uff08L1\uff09\u5b57\u8282\u6570\u548c\u901f\u7387<\/li>\n<li>\u4e71\u5e8f\u9519\u8bef\u6570<\/li>\n<li>FCS \u9519\u8bef\u6570\u548c\u9519\u8bef\u7387<\/li>\n<li>\u6700\u5c0f\u3001\u6700\u5927\u548c\u5e73\u5747\u5ef6\u8fdf\uff084K \u6d41\uff09<\/li>\n<li>\u5b9e\u65f6\u4e22\u5e27\u8ba1\u6570<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u5b9e\u65f6\u5206\u6790\u7684\u6bcf\u7aef\u53e3\u7edf\u8ba1\u6570\u636e<\/td>\n<td width=\"387\">\u53d1\u9001\u548c\u63a5\u6536\u5e27\u6570\u548c\u901f\u7387<\/p>\n<ul>\n<li>\u53d1\u9001\u548c\u63a5\u6536\u7269\u7406\u5c42\uff08L1\uff09\u5b57\u8282\u6570\u548c\u901f\u7387<\/li>\n<li>\u4e71\u5e8f\u9519\u8bef\u6570<\/li>\n<li>PRBS \u9519\u8bef<\/li>\n<li>FCS \u9519\u8bef\u6570\u548c\u9519\u8bef\u7387<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u4f20\u8f93\u65f6\u95f4\u6233\u5206\u8fa8\u7387<\/td>\n<td width=\"387\">2.5 \u7eb3\u79d2\u53d1\u9001\u65f6\u95f4\u6233\u5206\u8fa8\u7387\uff0c\u652f\u6301\u673a\u7bb1\u5185\u548c\u673a\u7bb1\u95f4\u540c\u6b65<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u652f\u6301\u7684\u5c01\u88c5<\/td>\n<td width=\"387\">\n<ul>\n<li>\u7b2c 2 \u5c42\uff1aEthernet II\u3001802.1Q\u3001802.1ad\u3001FCoE<\/li>\n<li>\u7b2c 3\/4 \u5c42\uff1aIPv4\u3001IPv6\u3001TDP\u3001UDP<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u652f\u6301\u53d1\u9001\u7b7e\u540d\u5b57\u6bb5\u529f\u80fd<\/td>\n<td width=\"387\">\u5b8c\u5168\u517c\u5bb9 VIAVI \u786c\u4ef6\uff1b\u5305\u542b\u5e8f\u5217\u53f7\u53ca\u9ad8\u7cbe\u5ea6\u65f6\u95f4\u6233<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u6355\u83b7\u7f13\u51b2\u533a\u5927\u5c0f<\/td>\n<td width=\"387\">\u6bcf\u7aef\u53e3 8 MB<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u6355\u83b7\u7f13\u51b2\u533a\u63a7\u5236 &#8211; TestCenter \u72ec\u7279\u7684\u6355\u83b7\u529f\u80fd\u53ef\u5728\u8c03\u8bd5\u96be\u4ee5\u53d1\u73b0\u7684\u786c\u4ef6\u6216\u534f\u8bae\u95ee\u9898\u65f6\u5b9e\u73b0\u6700\u5927\u6548\u7387\u3002<\/td>\n<td width=\"387\">\u5305\u542b\u4ee5\u4e0b\u51e0\u79cd\u5de5\u4f5c\u6a21\u5f0f\uff1a\u6309\u534f\u8bae\u5b57\u6bb5\u8fc7\u6ee4\uff0c\u6309\u5b57\u8282\u504f\u79fb\u548c\u8303\u56f4\u8fc7\u6ee4\uff1b \u5b58\u50a8\u5207\u7247\u6216\u5b8c\u6574\u5e27\uff1b\u5b58\u50a8\u7b7e\u540d\u5e27\u6216\u5168\u90e8\u5e27\uff1b\u540c\u65f6\u5b58\u50a8\u4f20\u8f93\/\u63a5\u6536\u63a7\u5236\u5e73\u9762\u4e0e\u6570\u636e\u5e73\u9762\uff1b\u63a7\u5236\u5e73\u9762\u6d41\u91cf\u7684\u5b9e\u65f6\u6a21\u5f0f\uff1b\u5728\u7ed3\u675f\u65f6\u5c01\u88c5\u6216\u505c\u6b62\u7f13\u51b2\u533a\u3002 \u6b64\u5916\uff0c\u8fc7\u6ee4\u548c\u505c\u6b62\u6355\u83b7\u8fd8\u5305\u542b\u4ee5\u4e0b\u9884\u5b9a\u4e49\u7684\u4e8b\u4ef6\uff1aFCS\u3001PRBS\u3001IPv4 \u6821\u9a8c\u548c\u3001TCP\/UDP\/IGMP \u6821\u9a8c\u548c\u4ee5\u53ca\u5e8f\u5217\u9519\u8bef\uff1b\u8fc7\u5c0f\u3001\u8fc7\u5927\u3001\u8d85\u5927\u548c\u7528\u6237\u5b9a\u4e49\u7684\u5e27\u957f\u5ea6\uff1bIPv4\u3001IPv6\u3001TCP\u3001UDP \u548c IGMP \u6570\u636e\u5305\uff1b\u6d4b\u8bd5\u7b7e\u540d\u5b57\u6bb5\u5b58\u5728\u4e14\u6d4b\u8bd5\u6d41 ID \u5339\u914d\u3002\u6bcf\u4e2a\u4e8b\u4ef6\u90fd\u53ef\u4ee5\u5355\u72ec\u8bbe\u7f6e\u4e3a\u5ffd\u7565\u3001\u5305\u62ec\u6216\u6392\u9664\u3002<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u5ef6\u8fdf\u6a21\u5f0f<\/td>\n<td width=\"387\">\u57fa\u51c6\u6d4b\u8bd5\u652f\u6301 LIFO\u3001LILO\u3001FIFO \u6216 FILO \u5ef6\u8fdf\u8ba1\u7b97\u65b9\u6cd5<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u6bcf\u4e2a\u7aef\u53e3\u7684\u8def\u7531\u63d2\u5165\u8868 (RIT) \u6761\u76ee<\/td>\n<td width=\"387\">8K 4 \u5b57\u8282\u6761\u76ee\uff0c\u7528\u4e8e\u52a8\u6001\u6807\u7b7e\u6216\u968f\u673a IP\/MAC \u5730\u5740\u5206\u914d<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u6bcf\u4e2a\u6d41\u7684 RIT \u6216\u5217\u8868 VFD \u6761\u76ee<\/td>\n<td width=\"387\">\u6bcf\u4e2a\u6d41 8 \u4e2a RIT \u63d2\u5165\u8868\u548c\u6bcf\u4e2a\u6d41 4 \u4e2a VFD \u63d2\u5165\u8868<\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\" width=\"557\"><strong>\u7269\u7406\u5c42\uff08L1<\/strong><strong>\uff09\u529f\u80fd<\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"170\">QSFP \u4e92\u8fde<\/td>\n<td width=\"387\">\u591a\u901f\u7387 (400\/200\/100\/50\/40\/25\/10G) \u4e0b\u7684 SR\u3001LR\u3001FR\u3001DR\u3001PSM4<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u4ecb\u8d28\u652f\u6301\u548c FEC \u9009\u9879<\/td>\n<td width=\"387\">\u652f\u6301\u56e0\u6a21\u5757\u901f\u7387\u6a21\u5f0f\u800c\u5f02<\/p>\n<ul>\n<li>400G\uff1a400GBASE-SR8\u3001400GBASE-DR4\u3001400GBASE-LR8 \u3001400GBASE-FR8\u3001400GBASE-LR4\u30014x100G QSFP-DD LR<\/li>\n<li>200G\uff1a200GBASE-SR4\u3001200GBASE-PSM4\u3001200GBASE-LR\/FR4 \u4ee5\u53ca\u989d\u5916\u7684 MSA PMD<\/li>\n<li>100G\uff1a100GBASE-SR2\u3001100GBASE-LR2 \u4ee5\u53ca\u989d\u5916\u7684 MSA PMD<\/li>\n<li>\u6240\u6709\u901f\u7387\u5747\u652f\u6301 RS-FEC\uff08544\uff09KP<\/li>\n<li>\u76f4\u8fde\u6247\u51fa\u7535\u7f06<\/li>\n<\/ul>\n<p>NRZ \u652f\u6301\u56e0\u6a21\u5757\u901f\u7387\u6a21\u5f0f\u548c\u8bb8\u53ef\u8bc1\u800c\u5f02<\/p>\n<ul>\n<li>100G\uff1a100GBASE-SR4\u3001100GBASE-CR4\u3001100GBASE-LR4 \u4ee5\u53ca\u989d\u5916\u7684 MSA PMD<\/li>\n<li>50G\uff1a25\/50G \u8054\u76df\u89c4\u8303\u7684 50GBASE-CR2\uff0c<\/li>\n<li>40G\uff1a40GBASE-SR4\u300140GBASE-CR4\u300140GBASE-LR4<\/li>\n<li>25G\uff1a802.3by 25GBASE-CR\u300125GBASE-CRS\u300125GBASE-SR<\/li>\n<li>10G\uff1a10GBASE-SR\u300110G Copper DAC<\/li>\n<li>QSFP28 \u81f3 SFP28 \u5206\u652f\u7535\u7f06\u9009\u9879<\/li>\n<li>100G\u300150G\u300140G \u548c 25G \u7684\u81ea\u52a8\u534f\u5546\u548c\u94fe\u8def\u8bad\u7ec3<\/li>\n<li>Clause 74 BASE-R FEC, Clause 91 RS-FEC, and Clause 108 RS-FEC<\/li>\n<li>25\/50G \u8054\u76df\u89c4\u8303\u7684 50GBase-R FEC CL74\u300125\/50G \u8054\u76df\u89c4\u8303\u7684 50GBase RS-FEC CL91<\/li>\n<li>IEEE 25GBASE CR CL74\u3001CL108\u3001CR-S CL74\u3001SR FEC CL108<\/li>\n<li>25\/50G \u8054\u76df\u89c4\u8303\u7684 25GBase-R FEC CL74\u300125\/50G \u8054\u76df\u89c4\u8303\u7684 25GBase RS-FEC CL91<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">AN\/LT\uff08\u542f\u7528\/\u7981\u7528\uff09<\/td>\n<td width=\"387\">\u76f4\u8fde\u94dc\u7f06 (DAC)\uff0c\u652f\u6301\u6240\u6709\u901f\u7387\u7684 AN\/LT\uff0c\u5305\u62ec 8x50G \u6a21\u5f0f<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">\u7269\u7406\u5c42\uff08L1\uff09\u8c03\u8bd5\u5de5\u5177\u548c\u529f\u80fd<\/td>\n<td width=\"387\">CR Tx \u91cd\u70b9\uff08Tx Emphasis\uff09\u8bbe\u7f6e\u3001Rx\u773c\u56fe\u67e5\u770b\u3001FEC \u8ba1\u6570\u5668\u3001PRBS \u751f\u6210\/\u68c0\u67e5\u3001\u524d\u7aef L1 \u6c47\u603b\u72b6\u6001\u3001Xcvr MDIO \u8bbf\u95ee\u3001PCS \u76d1\u63a7\u3001PCS \u504f\u659c\u3001 FEC \u9519\u8bef\u6ce8\u5165\u3001PCS \u968f\u673a\u9519\u8bef\u6ce8\u5165<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h1>\u8ba2\u8d2d\u4fe1\u606f<\/h1>\n<table width=\"557\">\n<tbody>\n<tr>\n<td width=\"170\"><strong>\u4ea7\u54c1\u7f16\u53f7<\/strong><\/td>\n<td width=\"387\"><strong>\u63cf\u8ff0<\/strong><\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\" width=\"557\"><strong>\u6d4b\u8bd5\u6a21\u5757<\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"170\">DX3-QSFP-DD-2-825A<\/td>\n<td width=\"387\">dX3 400\/200\/100\/50\/40\/25\/10G QSFP-DD 2 \u7aef\u53e3<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">DX3-QSFP-DD-2-750A<\/td>\n<td width=\"387\">dX3 400\/200\/100\/50G QSFP-DD 2 \u7aef\u53e3<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">DX3-QSFP-DD-2-400A<\/td>\n<td width=\"387\">dX3 400G QSFP-DD 2 \u7aef\u53e3<\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\" width=\"557\"><strong>\u9644\u52a0\u529f\u80fd<\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"170\">UPG-NRZ-DX3-400G-T21<\/td>\n<td width=\"387\">\u5de5\u5382\u5347\u7ea7 NRZ 400G QSFP-DD 2 \u7aef\u53e3<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">ACC-10672<\/td>\n<td width=\"387\">3M \u6709\u6e90\u94dc\u7f06\u5206\u652f\u7ebf\u7f06 QSFP-DD \u81f3 4XQSFP28 3M<\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\" width=\"557\"><strong>VIAVI <\/strong><strong>\u673a\u7bb1<\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"170\">SPT-N12U-110<\/td>\n<td width=\"387\">N12U \u673a\u7bb1\u548c\u63a7\u5236\u5668\uff0c\u5e26 110VAC \u7535\u6e90<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">SPT-N12U-220<\/td>\n<td width=\"387\">N12U \u673a\u7bb1\u548c\u63a7\u5236\u5668\uff0c\u5e26 220VAC \u7535\u6e90<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">SPT-N12U-220-LC<\/td>\n<td width=\"387\">N12U-LC \u673a\u7bb1\u548c\u63a7\u5236\u5668\uff0c\u5e26 220VAC \u7535\u6e90<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">SPT-N4U-110<\/td>\n<td width=\"387\">N4U \u673a\u7bb1\u548c\u63a7\u5236\u5668\uff0c\u5e26 110VAC \u7535\u6e90<\/td>\n<\/tr>\n<tr>\n<td width=\"170\">SPT-N4U-220<\/td>\n<td width=\"387\">N4U \u673a\u7bb1\u548c\u63a7\u5236\u5668\uff0c\u5e26 220VAC \u7535\u6e90<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u8981\u6c42<\/strong><\/p>\n<ul>\n<li>VIAVI \u673a\u7bb1\u548c\u63a7\u5236\u5668\uff08\u89c1\u8868\u683c\uff09<\/li>\n<li>\u57fa\u4e8e Windows \u7684\u5de5\u4f5c\u7ad9\uff0c\u914d\u6709 10\/100\/1000 Mbps \u4ee5\u592a\u7f51\u7f51\u5361\uff1bGUI \u64cd\u4f5c\u9700\u8981\u9f20\u6807\u548c\u5f69\u8272\u663e\u793a\u5668<\/li>\n<li>\u57fa\u4e8e Linux \u6216 Windows \u7684\u5de5\u4f5c\u7ad9\uff0c\u7528\u4e8e\u81ea\u52a8\u5316\u811a\u672c\u7f16\u5199<\/li>\n<li>\u57fa\u4e8e Mac\u3001Linux \u6216 Windows \u5de5\u4f5c\u7ad9\uff0c\u7528\u4e8e\u652f\u6301 REST API<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>1.\u5bf9\u4e8e\u8001\u7248\u672c\u7684\u786c\u4ef6\uff0c\u82e5\u4e0d\u652f\u63018x50G-AN\/LT \u548cNRZ \u901f\u7387\uff0c \u9700\u8981\u8fd4\u5382\u5347\u7ea7\uff0c \u82e5\u786c\u4ef6\u5df2\u652f\u6301 8x50G AN\/LT\uff0c\u4ec5\u9700\u62a5\u4ef7 UPG-NRZ-DX3-400G-T2\u3002\u5982\u679c\u786c\u4ef6\u4e0d\u652f\u6301 8x50G AN\/LT\uff0c \u5219\u9700\u8981\u5728\u62a5\u4ef7\u4e2d\u6dfb\u52a0 UPG-8x50G-ANLT-T2\u3002<\/p>\n<p>2.\u9ad8\u5bc6\u5ea6 100G QSFP28\uff0c\u8fd8\u9700\u8981 BPK-1378 QSFP-DD \u8f6c 4xQSFP28 \u673a\u7bb1\u8bb8\u53ef\u8bc1<\/p>\n","protected":false},"excerpt":{"rendered":"<p><strong>QSFP-DD <\/strong><strong>\u6d4b\u8bd5\u6a21\u5757 400\/200\/100\/50\/40\/25\/10G<\/strong><\/p>\n<p>QSFP-DD \u6d4b\u8bd5\u6a21\u5757\u53ef\u914d\u7f6e\u4e3a\u652f\u6301\u6bcf\u4e2a\u7aef\u53e3\u4e03\u79cd\u901f\u7387\uff1a 400\/200\/100\/50\/40\/25\/10G\uff0c\u540c\u65f6\u517c\u5bb9 PAM4 \u548c NRZ \u7f16\u7801\u3002QSFP-DD \u6d4b\u8bd5\u6a21\u5757\u8fd8\u652f\u6301\u6240\u6709\u901f\u7387\u7684\u81ea\u52a8\u534f\u5546\u548c\u94fe\u8def\u8bad\u7ec3\uff0c\u5305\u62ec 8x50G AN\/LT\u3002\u5bf9\u4e8e\u6709\u5174\u8da3\u5347\u7ea7\u73b0\u6709\u6d4b\u8bd5\u6a21\u5757\u4ee5\u652f\u6301 AN\/LT \u548c NRZ 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