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\u5728\u5982\u4eca\u8fd9\u4e2a\u6570\u5b57\u65f6\u4ee3\uff0c\u5bbd\u5e26\u5df2\u7ecf\u6210\u4e3a\u6211\u4eec\u6bcf\u4e2a\u4eba\u3001\u6bcf\u4e2a\u5bb6\u5ead\u7684\u751f\u6d3b\u5fc5\u9700\u54c1\u3002\u5982\u679c\u6ca1\u6709\u5b83\uff0c\u6211\u4eec\u4f1a\u5750\u7acb\u96be\u5b89\u3001\u5fc3\u7eea\u4e0d\u5b81\u3002<\/span><\/section>\n
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\u62e8\u53f7\u4e0a\u7f51\u7684\u7f51\u901f\u6709\u591a\u5c11\u5462\uff1f5KB\/s<\/strong>\u2026\u2026\uff08\u53f7\u79f0\u662f56K\u62e8\u53f7\uff0c\u5b9e\u9645\u901f\u7387\u662f45Kbps\u3002\u771f\u6b63\u4f7f\u7528\u65f6\uff0c\u7ecf\u5e38\u662f1~2KB\/s\u2026\u2026\uff09<\/span><\/section>\n

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2000\u5e74\u4ee3\u7684\u7f51\u5427<\/span><\/section>\n

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ISDN\uff0c\u5c31\u662f<\/span>Integrated Services Digital Network\uff08\u7efc\u5408\u4e1a\u52a1\u6570\u5b57\u7f51\uff09<\/strong>\u3002\u5b83\u4ecd\u7136\u662f\u57fa\u4e8e\u5df2\u6709\u7684\u7535\u8bdd\u7f51\u7edc\uff08PSTN\uff0c\u516c\u5171\u4ea4\u6362\u7535\u8bdd\u7f51\uff09\u53d1\u5c55\u8d77\u6765\u7684\u6280\u672f\uff0c\u53ef\u4ee5\u5b9e\u73b0\u8bed\u97f3\u3001\u6570\u636e\u548c\u89c6\u9891\u7b49\u591a\u79cd\u4fe1\u53f7\u5728\u540c\u4e00\u6761\u7ebf\u8def\u4e0a\u8fdb\u884c\u4f20\u8f93\u3002<\/span><\/span><\/section>\n
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ISDN\u7684\u6210\u672c\u6bd4\u8f83\u9ad8\uff0c\u7f51\u901f\u4e5f\u6ca1\u5feb\u591a\u5c11\u3002\u5f53\u65f6\u4e2d\u56fd\u7535\u4fe1\u63d0\u4f9b\u7684\u662f\u7a84\u5e26ISDN\u6807\u51c6\uff0c\u901f\u7387\u53ea\u6709128Kbps\uff0c\u6bd4\u62e8\u53f7\u5feb2\u500d\u591a\u4e00\u70b9\u3002<\/span><\/section>\n

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\u8fd9\u4e2a\u901f\u7387\u63d0\u5347\uff0c\u5e26\u6765\u4e86\u5de8\u5927\u7684\u4f53\u9a8c\u6539\u5584\u2014\u2014\u8bbf\u95ee\u7f51\u9875\u4ec0\u4e48\u7684\uff0c\u90fd\u5f88\u6d41\u7545\u3002\u804a\u5929\u53d1QQ\uff0c\u5c31\u66f4\u5feb\u4e86\u3002\u4e0b\u8f7d\u8f6f\u4ef6\u3001\u7535\u5f71\u548c\u7535\u89c6\u5267\uff0c\u4e5f\u53d8\u5f97\u53ef\u884c\uff08\u4ee5\u524d56K\u6839\u672c\u4e0d\u6562\u60f3\uff09\u3002<\/span><\/section>\n
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\u4f5c\u4e3a\u901a\u4fe1\u5de5\u7a0b\u4e13\u4e1a\u5927\u5b66\u751f\uff0c\u5c0f\u67a3\u541b\u5f53\u65f6\u5e76\u4e0d\u77e5\u9053\uff0cADSL\u7684\u5168\u540d\u53ebAsymmetric Digital Subscriber Line\uff08\u975e\u5bf9\u79f0\u6570\u5b57\u7528\u6237\u7ebf\u8def\uff09\uff0c\u5c5e\u4e8eDSL\u6280\u672f\u7684\u4e00\u79cd\u3002DSL\u6280\u672f\uff0c\u662f\u7f8e\u56fd\u8d1d\u5c14\u901a\u4fe1\u7814\u7a76\u6240\u4e8e1989\u5e74\u53d1\u660e\u7684\u3002<\/span><\/section>\n
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ADSL\u6280\u672f\u521a\u521a\u51fa\u73b0\u7684\u65f6\u5019\uff0c\u6211\u5f88\u597d\u5947\uff1a\u540c\u6837\u662f\u4e00\u6839\u7535\u8bdd\u7ebf\uff0c\u53c8\u4e0d\u662f\u7f51\u7ebf\u53cc\u7ede\u7ebf\uff0c\u600e\u4e48\u901f\u5ea6\u7a81\u7136\u5c31\u4e0a\u6765\u4e86\u5462\uff1f<\/span><\/section>\n
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\u539f\u6765\uff0c\u65e9\u671f\uff0856K\uff09\u7684\u65f6\u5019\uff0c\u6211\u4eec\u53ea\u5360\u7528\u4e86\u94dc\u7ebf\u7684\u4f4e\u9891\u90e8\u5206\uff084KHz\u4ee5\u4e0b\u7684\u90e8\u5206\uff09\uff0c\u5e76\u6ca1\u6709\u5b8c\u5168\u53d1\u6325\u5b83\u7684\u5168\u90e8\u6f5c\u529b\u3002<\/span><\/section>\n
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\u800cADSL\u6280\u672f\uff0c\u91c7\u7528\u9891\u5206\u590d\u7528\u7684\u65b9\u5f0f\uff0c\u628a\u666e\u901a\u7535\u8bdd\u7ebf\u5206\u4e3a\u7535\u8bdd\u3001\u4e0a\u884c\u548c\u4e0b\u884c\u4e09\u4e2a\u76f8\u5bf9\u72ec\u7acb\u7684\u901a\u9053\uff0c\u65e2\u907f\u514d\u4e86\u5e72\u6270\uff0c\u53c8\u63d0\u5347\u4e86\u901f\u7387\u3002<\/span><\/section>\n
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\u6ce8\uff1a\u5177\u4f53\u6765\u8bf4\uff0cADSL\u91c7\u7528DMT\uff08\u79bb\u6563\u591a\u97f3\u9891\uff09\u6280\u672f\uff0c\u5c06\u539f\u6765\u7535\u8bdd\u7ebf\u8def4KHz\u52301.1MHz\u9891\u6bb5\u5212\u5206\u6210256\u4e2a\u9891\u5bbd\u4e3a4.3125KHz\u7684\u5b50\u9891\u5e26\u3002\u5176\u4e2d\uff0c4KHz\u4ee5\u4e0b\u9891\u6bb5\u4ecd\u7528\u4e8e\u4f20\u9001POTS\uff08\u4f20\u7edf\u7535\u8bdd\u4e1a\u52a1\uff09\uff0c20KHz\u5230138KHz\u7684\u9891\u6bb5\u7528\u6765\u4f20\u9001\u4e0a\u884c\u4fe1\u53f7\uff0c138KHz\u52301.1MHZ\u7684\u9891\u6bb5\u7528\u6765\u4f20\u9001\u4e0b\u884c\u4fe1\u53f7\u3002<\/span><\/section>\n
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\u76f8\u6bd4\u539f\u59cb\u65b9\u5f0f\uff0cADSL\u4e0d\u4ec5\u901f\u7387\u5927\u5e45\u63d0\u5347\uff0c\u4ef7\u683c\u4e5f\u5927\u5e45\u4e0b\u964d\u3002\u4e0a\u7f51\u65f6\uff0c\u4e0d\u518d\u9700\u8981\u201c\u4e89\u5206\u593a\u79d2\u201d\u3002\u800c\u4e14\uff0c\u4e0a\u7f51\u548c\u6253\u7535\u8bdd\u4e5f\u4e0d\u518d\u51b2\u7a81\u4e86\uff0c\u53ef\u4ee5\u540c\u65f6\u8fdb\u884c\u3002<\/span><\/section>\n
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<\/span>\u518d\u540e\u6765<\/span>\uff0c\u53c8\u6709\u4e86VDSL\u3001VDSL2\u7b49\u4e00\u7cfb\u5217\u6280\u672f\u3002\u8fd9\u4e9b\u6280\u672f\uff0c\u901a\u5e38\u88ab\u7edf\u79f0\u4e3axDSL\u6280\u672f\u3002<\/span><\/section>\n

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\u76f4\u5230\u73b0\u5728\uff0c\u56fd\u5916\u6709\u4e9b\u5730\u65b9\u4ecd\u7136\u5728\u4f7f\u7528xDSL\u6280\u672f\u3002\u57fa\u4e8eVDSL2\u6f14\u8fdb\u51fa\u6765\u7684G.Fast\uff0c\u6700\u9ad8\u7406\u8bba\u901f\u5ea6\u7adf\u7136\u53ef\u4ee5\u8fbe\u52301Gbps<\/strong>\u3002<\/span><\/section>\n
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\u524d\u9762\u6211\u4eec\u8bf4\u5230\uff0c\u56fd\u5185\u6709\u7684\u7f51\u5427\u4f7f\u7528\u4e86ISDN\u6280\u672f\u3002\u5176\u5b9e\uff0c\u8fd9\u4e2aISDN\u6280\u672f\u7684\u751f\u547d\u5468\u671f\u4e5f\u6bd4\u8f83\u77ed\uff0c\u8fd8\u6ca1\u600e\u4e48\u641e\uff0cADSL\u6280\u672f\u5c31\u53d1\u5c55\u8d77\u6765\u4e86\u3002<\/span><\/section>\n

<\/span>\u5f53\u65f6\uff0c\u6709\u7684<\/span>\u7f51\u5427\u5347\u7ea7\u4e86ADSL\uff0c\u4e5f\u6709\u7684\u6362\u4e86\u522b\u7684\u4e13\u7ebf\uff0c\u4f8b\u5982DDN\uff08Digital Data Network\uff0c\u6570\u5b57\u6570\u636e\u7f51<\/span>\uff09\u4ec0\u4e48\u7684\uff0c\u90a3\u662f\u540e\u8bdd\u3002<\/span><\/section>\n

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\u9664\u4e86ADSL\u4e4b\u5916\uff0c\u6211\u4eec\u8eab\u8fb9\u8fd8\u51fa\u73b0\u4e86\u5e7f\u7535\u5bbd\u5e26\uff08\u6709\u7ebf\u901a\uff09\u7b49\u4e0a\u7f51\u65b9\u5f0f\u3002<\/span><\/section>\n
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\u5e7f\u7535\u5bbd\u5e26\uff0c\u6211\u76f8\u4fe1\u7528\u8fc7\u7684\u4eba\u90fd\u5370\u8c61\u6df1\u523b\u3002\u5176\u5b9e\u5c31\u662f\u901a\u8fc7\u6709\u7ebf\u7535\u89c6\uff08CATV\uff09\u7684\u540c\u8f74\u7535\u7f06\uff0c\u63d0\u4f9b\u5bbd\u5e26\u63a5\u5165\u7684\u4e00\u79cd\u65b9\u5f0f\u3002<\/span><\/section>\n
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<\/section>\n
\u5e7f\u7535\u5bbd\u5e26\u673a\u9876\u76d2\uff0c\u540c\u8f74\u7535\u7f06\u8fdb\uff0c\u7f51\u7ebf\u51fa<\/span><\/section>\n
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\u540c\u8f74\u7535\u7f06<\/span><\/section>\n
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<\/section>\n
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\u2588<\/span><\/strong><\/span> EPON\u548cGPON<\/span><\/strong><\/section>\n
<\/section>\n
ADSL\u5e26\u6765\u4e86\u7f51\u7edc\u4f53\u9a8c\u7684\u660e\u663e\u6539\u5584\u3002<\/span>\u5f53\u6211\u4eec\u6c89\u6d78\u5728\u8fd9\u4e2a\u6539\u5584\u4e4b\u4e2d\u65f6\uff0c\u6709\u4e00\u79cd\u65b0\u7684\u3001\u66f4\u725b\u63b0\u7684\u6280\u672f\uff0c\u6765\u5230\u4e86\u6211\u4eec\u7684\u9762\u524d\u3002<\/span><\/span><\/section>\n

<\/span><\/section>\n
\u8fd9\u4e2a\u6280\u672f\uff0c\u5f53\u7136\u5c31\u662f\u5149\u7ea4\u5bbd\u5e26\u3002
<\/span><\/section>\n
<\/section>\n
ADSL\u3001ISDN\uff0c\u90fd\u662f\u57fa\u4e8e\u91d1\u5c5e\u7ebf\u7f06\uff0c\u94dc\u4ecb\u8d28\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u4e0a\u4e16\u7eaa60\u5e74\u4ee3\uff0c\u82f1\u7c4d\u534e\u88d4\u79d1\u5b66\u5bb6\u9ad8\u951f\u53d1\u8868\u4e86\u4e00\u7bc7\u8bba\u6587\uff0c\u63d0\u51fa\u5149\u7ea4\uff08\u5149\u5bfc\u7ea4\u7ef4\uff09\u7528\u4e8e\u6570\u636e\u901a\u4fe1\u7684\u7406\u8bba\u4f9d\u636e\u3002\u4e0d\u4e45\u540e\uff0c\u7f8e\u56fd\u5eb7\u5b81\u516c\u53f8\u771f\u7684\u62c9\u51fa\u4e86\u4e16\u754c\u4e0a\u7b2c\u4e00\u6839\u8870\u8017\u6ee1\u8db3\u8981\u6c42\u7684\u5149\u7ea4\uff0c\u4ece\u6b64\u5c06\u8fd9\u4e2a\u795e\u5947\u7684\u53d1\u660e\u63a8\u5230\u4e86\u4e16\u4eba\u9762\u524d\u3002<\/span><\/section>\n

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<\/section>\n
\u9ad8\u951f<\/span><\/section>\n
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70-80\u5e74\u4ee3\uff0c\u5149\u7ea4\u6280\u672f\u53d1\u5c55\u5f88\u5feb\u3002\u901a\u4fe1\u5382\u5546\u4eec\u9664\u4e86\u5c06\u5149\u7ea4\u7528\u4e8e\u9aa8\u5e72\u7f51\u7edc\u4e4b\u5916\uff0c\u4e5f\u5f00\u59cb\u7814\u7a76\uff0c\u5c06\u5149\u7ea4\u7528\u4e8e\u63a5\u5165\u7f51\u7edc\uff0c\u53d6\u4ee3\u94dc\u7f06\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u4e8e\u662f\uff0c\u5c31\u6709\u4e86\u5149\u7ea4\u63a5\u5165\u7f51<\/strong>\u7684\u6784\u60f3\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u5149\u7ea4\u63a5\u5165\u7f51\u662f\u4e00\u4e2a\u5178\u578b\u7684P2MP\uff08\u70b9\u5230\u591a\u70b9\uff09\u67b6\u6784\u3002\u5176\u5b9e\u8bf4\u767d\u4e86\uff0c\u5c31\u662f\u6811\u578b\u7ed3\u6784\uff0c\u4e0d\u65ad\u5206\u5149\uff0c\u5b9e\u73b0\u9762\u5411\u5927\u91cf\u7528\u6237\u7684\u5149\u8fde\u63a5\u3002<\/span><\/section>\n

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<\/section>\n
<\/section>\n
\u65e9\u671f\u7684\u5149\u901a\u4fe1\u6280\u672f\u6bd4\u8f83\u5f31\uff08PDH\/SDH\u9636\u6bb5<\/span>\uff09\uff0c\u5149\u7ea4\u4f20\u8f93\u4fe1\u53f7\u8870\u51cf\u5927\u3002\u6240\u4ee5\uff0c\u641e\u7684\u90fd\u662f\u6709\u6e90\u5149\u7f51\u7edc\uff08Active Optical Network\uff0cAON\uff09\uff0c<\/span><\/span><\/span>\u9700\u8981\u5f15<\/span>\u5165\u5916\u90e8\u80fd\u6e90<\/span>\uff08\u7535\u6e90\uff09<\/span>\u5bf9\u5149\u8fdb<\/span>\u884c\u52a0\u5f3a\uff08\u4e2d\u7ee7\uff09\uff0c\u8bbe\u5907\u66f4\u590d<\/span>\u6742\uff0c\u6210\u672c\u66f4\u9ad8\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u540e\u6765\uff0c\u6280\u672f\u9010\u6e10\u6210\u719f\u4e86\u4e00\u4e9b\uff0c\u5149\u53ef\u4ee5\u4f20\u5f97\u66f4\u8fdc\u4e86\uff0c\u5f00\u59cb\u6709\u4e86\u65e0\u6e90\u5149\u7f51\u7edc<\/span>\uff08Passive Optical Network\uff0cPON<\/span><\/span>\uff09\u3002<\/span><\/span><\/section>\n

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<\/span><\/section>\n

<\/span><\/section>\n

\u65e0\u6e90\u5149\u7f51\u7edc\uff0c\u5206\u4e3aOLT\u3001ODN\u3001ONT\/ONU\u3002OLT\uff08\u5149\u7ebf\u8def\u7ec8\u7aef\uff09\u662f\u5c40\u4fa7\u8bbe\u5907\uff0cONT\/ONU\uff08\u5149\u7f51\u7edc\u5355\u5143\/\u7ec8\u7aef\uff09\u662f\u7528\u6237\u4fa7\u8bbe\u5907\uff08\u4f8b\u5982\u5149\u732b\uff09\u3002<\/span><\/p>\n


<\/span><\/p>\n

<\/section>\n

<\/p>\n

ODN\u662f\u5149\u5206\u914d\u7f51\uff08Optical Distribution Network<\/span>\uff09\uff0c\u53ef\u4ee5\u7406\u89e3\u4e3aPON\u7684\u8eaf\u5e72\u3002PON\u7684\u65e0\u6e90\uff0c\u4e3b\u8981\u662f\u6307\u7684\u8fd9\u4e2a\u90e8\u5206\u65e0\u6e90\uff0c\u4f1a\u5927\u5e45\u964d\u4f4e\u5efa\u8bbe\u548c\u7ef4\u62a4\u6210\u672c\u3002<\/span><\/p>\n


<\/span><\/section>\n

PON\u7684\u65e9\u671f\u9636\u6bb5\uff0880\u5e74\u4ee3\u672b\uff09\uff0c\u5382\u5546\u4eec\u63a8\u51fa\u7684\u57fa\u672c\u662f\u7a84\u5e26PON\u6280\u672f\u3002\u8fd9\u79cd\u6280\u672f\u901f\u7387\u5f88\u4f4e\uff0c\u4e0d\u8d85\u8fc72Mbps\u3002\u800c\u4e14\uff0c\u56e0\u4e3a\u5382\u5546\u4eec\u5404\u81ea\u4e3a\u6218\uff0c\u6240\u4ee5\u4e00\u76f4\u6ca1\u6709\u5f62\u6210\u7edf\u4e00\u7684\u89c4\u8303\u548c\u6807\u51c6\u3002<\/span><\/span><\/p>\n


<\/span><\/p>\n

1995\u5e74\uff0c\u5305\u62ecBELLSOUTH\u3001BT\u3001France Telecom\u5728\u5185\u76847\u5bb6\u7f51\u7edc\u8fd0\u8425\u5546\u5171\u540c\u53d1\u8d77\u6210\u7acb\u4e86\u5168\u4e1a\u52a1\u63a5\u5165\u7f51\u8054\u76df\uff08FSAN\uff09\uff0c\u5e0c\u671b\u80fd\u63d0\u51fa\u4e00\u79cd\u7edf\u4e00\u7684\u5149\u63a5\u5165\u7f51\u8bbe\u5907\u6807\u51c6\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u4e0d\u4e45\u4e4b\u540e\uff0c1997\u5e74\uff0c\u6839\u636eFSAN\u7684\u5efa\u8bae\uff0cITU-T\uff08\u56fd\u9645\u7535\u4fe1\u8054\u76df\u7535\u4fe1\u6807\u51c6\u5206\u5c40\uff09\u63a8\u51fa\u4e86APON\u6280\u672f\u4f53\u7cfb\uff0c\u4e5f\u5c31\u662fG.983.1\u6807\u51c6\u3002<\/span><\/section>\n

<\/span><\/section>\n
APON\uff0c\u5c31\u662fATM PON\u3002ATM\u53ef\u4e0d\u662f\u81ea\u52a8\u53d6\u6b3e\u673a\uff0c\u5b83\u662f\u5f02\u6b65\u4f20\u8f93\u6a21\u5f0f\uff08Asynchronous Transfer Mode\uff09\u7684\u7f29\u5199\u3002ATM\u7684\u672c\u8d28\uff0c\u5c31\u662f\u4e00\u79cd\u4f20\u8f93\u534f\u8bae\u3002\u8001\u4e00\u8f88\u901a\u4fe1\u4eba\u80af\u5b9a\u5bf9ATM\u5f88\u719f\u6089\uff0c\u5b83\u66fe\u7ecf\u662fIP\u534f\u8bae\u7684\u7ade\u4e89\u5bf9\u624b\uff0c\u4e00\u5ea6\u975e\u5e38\u6d41\u884c\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u5230\u4e862001\u5e74\uff0cFSAN\u548cITU-T\u5bf9APON\u89c4\u8303\u8fdb\u884c\u4e86\u5347\u7ea7\u4fee\u8ba2\uff0c\u987a\u4fbf\u6539\u4e86\u4e2a\u540d\uff0c\u53eb\u505aBPON\uff08Broadband PON\uff0c\u5bbd\u5e26\u65e0\u6e90\u5149\u7f51\u7edc\uff09\u3002\u4e4b\u6240\u4ee5\u6539\u540d\uff0c\u4e3b\u8981\u662f\u4ed6\u4eec\u4e0d\u5e0c\u671bAPON\u88ab\u4eba\u8bef\u89e3\u4e3a\u53ea\u80fd\u63d0\u4f9bATM\u4e1a\u52a1\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u4e3a\u4e86\u8fdb\u4e00\u6b65\u63d0\u5347PON\u7684\u901f\u7387\u6807\u51c6\uff0c2002\u5e74\uff0cFSAN\u542f\u52a8\u4e86\u4e00\u9879\u65b0\u7684\u5de5\u4f5c\uff0c\u5bf91Gbps\u4ee5\u4e0a\u7684PON\u7f51\u7edc\u8fdb\u884c\u6807\u51c6\u5316\u3002<\/span><\/section>\n

<\/p>\n

2003\u5e743\u6708\uff0c\u5728FSAN\u7684\u5efa\u8bae\u57fa\u7840\u4e0a\uff0cITU-T\u9881\u5e03G.984\u6807\u51c6\uff0c\u4e5f\u5c31\u662fGPON\uff08Gigabit-capable PON\uff0c\u5343\u5146\u6bd4\u7279\u65e0\u6e90\u5149\u7f51\u7edc\uff09<\/strong>\u3002<\/span><\/p>\n


<\/span><\/p>\n

<\/section>\n

<\/p>\n

\u5c31\u5728FSAN\u548cITU-T\u5e72\u5f97\u70ed\u706b\u671d\u5929\u7684\u540c\u65f6\uff0c\u53e6\u4e00\u5bb6\u6807\u51c6\u5316\u7ec4\u7ec7\u4e5f\u6ca1\u95f2\u7740\uff0c\u4e5f\u5f00\u59cb\u6363\u9f13PON\u6280\u672f\u3002\u5b83\u5c31\u662f\u540c\u6837\u5927\u540d\u9f0e\u9f0e\u7684IEEE\uff08\u7535\u6c14\u548c\u7535\u5b50\u5de5\u7a0b\u5e08\u534f\u4f1a\uff09\u3002<\/span><\/p>\n


<\/span><\/p>\n

IEEE\u662f\u4ee5\u592a\u7f51\uff08Ethernet\uff09\u6807\u51c6\u7684\u5236\u5b9a\u8005\u548c\u5927\u9760\u5c71\u3002<\/span><\/section>\n

<\/span><\/section>\n
IEEE\u57281998\u5e74\u53d1\u5e03\u4e86\u5409\u6bd4\u7279\uff08Gigabit\uff09\u4ee5\u592a\u7f51\u6807\u51c6\u4e4b\u540e\uff0c\u5c31\u5bfb\u601d\u7740\u641e\u4e00\u4e2a\u57fa\u4e8e\u4ee5\u592a\u7f51\u7684PON\u6807\u51c6\u3002<\/span><\/section>\n

<\/span><\/section>\n
2000\u5e74\uff0cIEEE\u6210\u7acb\u4e86EFM\u5de5\u4f5c\u7ec4\uff0c\u6b63\u5f0f\u542f\u52a8\u76f8\u5173\u6807\u51c6\u5316\u5de5\u4f5c\u3002EFM\u5de5\u4f5c\u7ec4\u7684\u5168\u540d\u5f88\u6709\u8da3\uff0c\u53eb\u505a\u7b2c\u4e00\u82f1\u91cc\u4ee5\u592a\u7f51\u5de5\u4f5c\u7ec4\uff08Ethernet for the First Mile\uff09\uff0c\u5f52\u5c5e\u4e8e\u5236\u5b9a\u4ee5\u592a\u7f51\u6807\u51c6\u7684IEEE 802.3\u7ec4\u3002<\/span><\/section>\n

<\/span><\/section>\n
2004\u5e744\u6708\uff0cEFM\u5de5\u4f5c\u7ec4\u5927\u529f\u544a\u6210\uff0c\u6b63\u5f0f\u63a8\u51fa\u4e86IEEE 802.3ah\u6807\u51c6\uff0c\u4e5f\u5c31\u662fEPON\uff08Ethernet PON\uff0c\u57fa\u4e8eEthernet\u4ee5\u592a\u7f51\u7684PON\uff09<\/strong>\u3002<\/span><\/section>\n

<\/span><\/section>\n

<\/span><\/p>\n


<\/span><\/p>\n

\u540e\u6765\uff0c\u968f\u7740\u65f6\u95f4\u63a8\u79fb\uff0cATM\u5728\u4e0eIP\u7684\u7ade\u4e89\u4e2d\u9010\u6e10\u5931\u52bf\u6ca1\u843d\u3002APON\uff08BPON\uff09\u4e5f\u56e0\u4e3a\u6210\u672c\u3001\u6548\u7387\u7b49\u539f\u56e0\u88ab\u8fd0\u8425\u5546\u4eec\u629b\u5f03\uff0c\u9000\u51fa\u4e86\u5386\u53f2\u821e\u53f0\u3002\u6240\u4ee5\uff0cAPON\uff08BPON\uff09\u6211\u5c31\u4e0d\u591a\u4ecb\u7ecd\u4e86\uff0c\u5927\u5bb6\u4e5f\u4e0d\u9700\u8981\u4e86\u89e3\u592a\u591a\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u53cd\u6b63\u5927\u5bb6\u8bb0\u4f4f\uff0c\u5f53\u65f6\u7684\u884c\u4e1a\u4e3b\u6d41\uff0c\u5c31\u662fEPON\u548cGPON<\/strong>\u3002<\/span>\u5b83\u4eec<\/span>\u662f\u4e0d\u540c\u6807\u51c6\u7ec4\u7ec7\u63a8\u51fa\u7684\u4e0d\u540c\u6280\u672f\u4f53\u7cfb\u3002<\/span>\u4e24\u8005\u4e4b\u95f4\u5e76\u6ca1\u6709\u5347\u7ea7\u6f14\u8fdb<\/span>\u6216\u66ff\u4ee3\u7684\u5173\u7cfb\uff0c\u53ef\u4ee5\u7b97\u662f\u5e73\u884c\u53d1\u5c55\u3002<\/span><\/section>\n
<\/section>\n
\u4e24\u8005\u5177\u4f53\u7684\u6280\u672f\u533a\u522b\uff0c\u7f51\u4e0a\u8d44\u6599\u5f88\u591a\uff0c\u5927\u5bb6\u53ef\u4ee5\u53e6\u884c\u7814\u7a76\u3002<\/span>\u603b\u4e4b\uff0cEPON\u548cGPON\u5404\u6709\u4f18\u52a3\u3002\u7b80\u5355\u6765\u8bf4\uff0cGPON\u5e26\u5bbd\u66f4\u5927\uff0c\u5e26\u7684\u7528\u6237\u66f4\u591a\uff0c\u6548\u7387\u66f4\u9ad8\uff0c\u4f46\u5b9e\u73b0\u8d77\u6765\u4e5f\u66f4\u590d\u6742\uff0c\u6240\u4ee5\u6210\u672c\u4e5f\u66f4\u9ad8\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u4ece\u56fd\u5185\u7684\u5e02\u573a\u4efd\u989d\u6765\u770b\uff0cEPON\u5f53\u65f6\u5728\u4e2d\u56fd\u7535\u4fe1\u88ab\u666e\u904d\u91c7\u7528\uff0c\u800cGPON\u66f4\u53d7\u4e2d\u56fd\u8054\u901a\u548c\u4e2d\u56fd\u79fb\u52a8\u7684\u6b22\u8fce\u3002\u5728\u6d77\u5916\uff0c\u9664\u4e86\u65e5\u672c\u4ee5\u53ca\u5c11\u90e8\u5206\u56fd\u5bb6\u4f7f\u7528EPON\u4e4b\u5916\uff0c\u5927\u90e8\u5206\u56fd\u5bb6\u548c\u5730\u533a\u90fd\u662f\u7528\u7684GPON\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u5927\u5bb6\u5982\u679c\u6709\u5370\u8c61\u7684\u8bdd\uff0c\u5927\u7ea62010\u5e74\u5de6\u53f3\uff0c\u7535\u4fe1\u5e08\u5085\u5f00\u59cb\u4e0a\u95e8\u66f4\u6362\u8bbe\u5907\uff0c\u4e0d\u518d\u4f7f\u7528\u7535\u8bdd\u7ebf\u4e0a\u7f51\u4e86\u3002\u53d6\u800c\u4ee3\u4e4b\u7684\uff0c\u662f\u63a5\u8fdb\u5f31\u7535\u7bb1\u7684\u4e00\u6839\u7f51\u7ebf\u3002<\/span><\/section>\n

\u7f51\u7ebf\u7684\u5185\u82af\u5f80\u5f80\u4f1a\u88ab\u5206\u5f00\u30028\u6839\u7ebf\u82af\uff0c\u5176\u4e2d2\u6839\u63a5RJ11\u53e3\uff0c\u8fde\u63a5\u7535\u8bdd\uff1b\u53e6\u59166\u6839\uff0c\u63a5\u5230\u7535\u8111\u4e0a\uff0c\u4e0a\u7f51\u3002<\/span><\/section>\n

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\u90a3\u65f6\u5019\uff0cWi-Fi\u65e0\u7ebf\u8def\u7531\u5668\u4e5f\u9010\u6e10\u5f00\u59cb\u51fa\u73b0\uff0c\u7f51\u7ebf\u53ef\u4ee5\u63a5\u5230\u65e0\u7ebf\u8def\u7531\u5668\u4e0a\uff0c\u8ba9\u66f4\u591a\u7684\u53f0\u5f0f\u7535\u8111\u3001\u7b14\u8bb0\u672c\u7535\u8111\u4e0a\u7f51\u3002<\/span><\/section>\n
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2008\u5e74\u5de6\u53f3\u51fa\u73b0\u667a\u80fd\u673a\u540e\uff0c\u624b\u673a\u4e5f\u53ef\u4ee5\u901a\u8fc7Wi-Fi\u4e0a\u7f51\u3002\u6211\u4eec\u7684\u4e92\u8054\u7f51\u63a5\u5165\u80fd\u529b\u6709\u4e86\u53c8\u4e00\u6b21\u98de\u8dc3\u3002\u914d\u5408\u90a3\u65f6\u5019\u5f00\u59cb\u51fa\u73b0\u76843G\/4G\uff0c\u7e41\u8363\u7684\u79fb\u52a8\u4e92\u8054\u7f51\u65f6\u4ee3\uff0c\u6b63\u5f0f\u5f00\u542f\u4e86\u3002<\/span><\/section>\n
<\/section>\n
\u521a\u624d\u8bf4\u7684\u63a5\u8fdb\u5f31\u7535\u7bb1\u7684\u7f51\u7ebf\uff0c\u5176\u5b9e\u57fa\u672c\u4e0a\u5c5e\u4e8eFTTB\uff08\u5149\u7ea4\u5230\u5927\u697c\uff09\u6216FTTC\uff08\u5149\u7ea4\u5230\u8def\u8fb9\uff09\u6280\u672f\u3002\u4ee5FTTB\u4e3a\u4f8b\uff0c\u6765\u81ea\u8fd0\u8425\u5546\u7684\u5149\u7ea4\u63a5\u5230\u5927\u697c\u5f31\u7535\u673a\u623f\u7684ONU\uff0c\u7136\u540e\u8f6c\u6362\u6210LAN\uff0c\u63a5\u5230\u7528\u6237\u5bb6\u4e2d\u3002<\/span><\/section>\n

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\u90a3\u4e00\u65f6\u671f\uff0c\u8fd8\u6709\u4e00\u4e2a\u65f6\u4ee3\u7279\u70b9\uff1a<\/span><\/section>\n

<\/span><\/section>\n
2008\u5e74\u56fd\u5185\u7535\u4fe1\u8fd0\u8425\u5546\u7b2c\u4e09\u8f6e\u91cd\u7ec4\u7ed3\u675f\u540e\uff0c\u4e2d\u56fd\u79fb\u52a8\u6536\u4e86\u4e2d\u56fd\u94c1\u901a\uff0c\u4e5f\u5f00\u59cb\u4ee5\u94c1\u901a\u7684\u5e95\u5b50\u4e3a\u57fa\u7840\uff0c\u5927\u529b\u8fdb\u519b\u5bb6\u5ead\u5bbd\u5e26\u5e02\u573a\u3002\u540e\u6765\uff0c\u8054\u901a\u4e5f\u52a0\u5165\u4e86\u6218\u5c40\u3002\u8fd9\u76f4\u63a5\u5bfc\u81f4\u540e\u6765\u5bb6\u5ead\u5bbd\u5e26\u6fc0\u70c8\u7684\u5e02\u573a\u7ade\u4e89\uff0c\u5bbd\u5e26\u8d39\u7528\u5f00\u59cb\u5927\u5e45\u4e0b\u964d\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u6ca1\u8fc7\u51e0\u5e74\uff0cFTTB\u5f00\u59cb\u53d8\u6210\u4e86FTTH\u3002\u5165\u6237\u7684\u4e0d\u518d\u662f\u7f51\u7ebf\uff0c\u800c\u662f\u5149\u7ea4\u3002<\/span><\/section>\n
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\u6211\u4eec\u6709\u4e86\u5149\u732b\uff0c\u5149\u7ea4\u63d2\u5728\u5149\u732b\uff08ONT\uff09\u4e0a\uff0c\u7f51\u7edc\u72ec\u4eab\uff0c\u901f\u5ea6\u53d8\u5f97\u66f4\u5feb\uff0c\u800c\u4e14\u66f4\u7a33\u5b9a\u3002<\/span><\/section>\n
<\/section>\n
<\/section>\n
<\/section>\n
<\/section>\n

\u2588<\/span><\/strong><\/span> 10G PON\u548c10G EPON<\/span><\/strong><\/p>\n

<\/p>\n

EPON\u548cGPON\uff0c\u90fd\u662f1Gbps\u8fd9\u4e2a\u7ea7\u522b\u7684PON\u3002\u6ce8\u610f\uff0c\u8fd9\u4e2a1Gbps\uff0c\u5e76\u4e0d\u662f\u7528\u6237\u4fa7\u7684\u901f\u7387\u3002EPON\u548cGPON\u53ea\u80fd\u7ed9\u7528\u6237\u63d0\u4f9b100Mbps\u7684\u901f\u7387\u3002<\/span><\/p>\n


<\/span><\/p>\n

\u5f88\u663e\u7136\uff0c\u968f\u7740\u65f6\u4ee3\u7684\u53d1\u5c55\uff0c\u8fd9\u4e2a\u901f\u7387\u65e0\u6cd5\u6ee1\u8db3\u5bb6\u5ead\u548c\u4f01\u4e1a\u7528\u6237\u7684\u9700\u6c42\u3002\u4e8e\u662f\uff0cPON\u5f00\u59cb\u541110Gbps\u7ea7\u522b\u7684\u6f14\u8fdb\u3002<\/span><\/p>\n


<\/span><\/p>\n

2006\u5e74\uff0cIEEE\u5f00\u59cb\u7acb\u9879\u5236\u5b9a10Gbit\/s\u901f\u7387\u7684EPON\u7cfb\u7edf\u6807\u51c6\uff0c\u4e5f\u5c31\u662f\u540e\u6765\u7684IEEE 802.3av\uff0c10G-EPON\u3002<\/span><\/p>\n


<\/span><\/p>\n

\u5728\u8be5\u6807\u51c6\u4e2d\uff0c10G EPON\u5206\u4e3a2\u4e2a\u7c7b\u578b\uff1a\u4e00\u662f\u975e\u5bf9\u79f0\u65b9\u5f0f\uff0c\u5373\u4e0b\u884c\u901f\u7387\u4e3a10Gbps\uff0c\u4e0a\u884c\u901f\u7387\u4e3a1Gbps\uff1b\u53e6\u4e00\u4e2a\u662f\u5bf9\u79f0\u65b9\u5f0f\uff0c\u5373\u4e0a\u4e0b\u884c\u901f\u7387\u5747\u4e3a10Gbps\u3002<\/span><\/p>\n


<\/span><\/p>\n

ITU-T\u7684GPON\u90a3\u8fb9\u5462\uff0c\u4e5f\u5728\u6f14\u8fdb\u3002<\/span><\/p>\n


<\/span><\/p>\n

2008\u5e74\uff0cITU\u542f\u52a8\u4e86\u4e0b\u4e00\u4ee3GPON\u6807\u51c6\u7684\u7814\u7a76\u30022010\u5e74\uff0cXG-PON\u6807\u51c6\u8bde\u751f\uff0c\u4e5f\u5c31\u662fITU-T G.987\u7cfb\u5217\u3002<\/span><\/p>\n


<\/span><\/p>\n

\u6700\u5f00\u59cb\u7684\u65f6\u5019\uff0cXG-PON\u4e5f\u6709\u4e24\u79cd\u65b9\u5f0f\uff0c\u4e00\u79cd\u662f\u975e\u5bf9\u79f0\u65b9\u5f0fXG-PON1\uff0c\u4e0b\u884c\u901f\u7387\u4e3a10Gbps\uff0c\u4e0a\u884c\u901f\u7387\u4e3a2.5Gbps\uff1b\u53e6\u4e00\u79cd\u662f\u5bf9\u79f0\u65b9\u5f0fXG-PON2\uff0c\u4e0a\u4e0b\u884c\u901f\u7387\u5747\u4e3a10Gbps\u3002<\/span><\/p>\n


<\/span><\/p>\n

\u540e\u6765\uff0c2013\u5e74\u5de6\u53f3\uff0c\u56e0\u4e3aXG-PON2\u8fd9\u4e2a\u5bf9\u79f0\u65b9\u6848\u96be\u4ee5\u5b9e\u73b0\uff0c\u6240\u4ee5\u88ab\u5efa\u8bae\u53d6\u6d88\u3002XG-PON1\u76f4\u63a5\u6539\u540d\u6210\u4e3aXG-PON\u3002<\/span><\/p>\n


<\/span><\/p>\n

\u518d\u540e\u6765\uff0c2015\u5e74\uff0c\u5bf9\u79f0\u65b9\u6848\u53c8\u91cd\u542f\uff0c\u91c7\u7528\u4e86\u65b0\u540d\u5b57\uff0c\u53eb\u505aXGS-PON\uff08S\u4ee3\u8868symmetric\uff0c\u5bf9\u79f0\uff09\u3002<\/span><\/p>\n


<\/span><\/p>\n

2017\u5e74\uff0cITU\u6b63\u5f0f\u901a\u8fc7\u4e86G.9807 XGS-PON\u56fd\u9645\u6807\u51c6\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u73b0\u5728\uff0c\u4e1a\u754c\u4f1a\u628aXG-PON\u548cXGS-PON\u7edf\u79f0\u4e3aXG(S)-PON\u3002<\/span><\/section>\n

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XG(S)-PON\u548c10G-EPON\uff0c\u90fd\u662f10Gbps\u7ea7\u522b\u3002\u5728\u7528\u6237\u4fa7\uff0c\u5b9e\u73b0\u7684\u901f\u7387\u662f1Gbps\uff0c\u4e5f\u5c31\u662f\u5343\u5146\u3002\u56fd\u5185\u5f88\u591a\u5730\u65b9\u8fd9\u4e9b\u5e74\u62fc\u547d\u5ba3\u4f20\u7684\u5343\u5146\u57ce\u5e02\u3001\u5343\u5146\u5bb6\u5ead\uff0c\u4e3b\u8981\u662f\u57fa\u4e8e\u8fd9\u4e24\u4e2a\u6280\u672f\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u5927\u5bb6\u5e94\u8be5\u4e5f\u6ce8\u610f\u5230\u4e86\uff0c\u4ece2018\u5e74\u5f00\u59cb\uff0c\u6211\u4eec\u5bb6\u91cc\u7684\u5bbd\u5e26\uff0c\u9010\u6e10\u4ece100M\u5230200M\u3001500M\u30011000M\u3002\u7535\u4fe1\u5e08\u5085\u4e09\u5929\u4e24\u5934\u8054\u7cfb\u4f60\uff0c\u4e0a\u95e8\u201c\u514d\u8d39\u201d\u6362\u8bbe\u5907\u3002\u8fd0\u8425\u5546\u4e5f\u7ecf\u5e38\u641e\u6d3b\u52a8\uff0c\u529e\u7406\u5404\u79cd199\u5143\u3001299\u5143\u7684\u5957\u9910\uff0c\u5347\u7ea7\u5bb6\u91cc\u7684\u5bbd\u5e26\u3002<\/span><\/section>\n

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\u201c\u4e09\u5343\u5146\u201d<\/span>
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\u4f46\u5b9e\u9645\u4e0a\uff0c\u5927\u90e8\u5206\u7528\u6237\u53ef\u80fd\u4f1a\u611f\u89c9\u5230\uff0c\u4ece100M\u5f00\u59cb\uff0c\u5347\u7ea7\u6240\u8c13\u7684\u5bbd\u5e26\u7f51\u7edc\u5957\u9910\uff0c\u5176\u5b9e\u5e76\u6ca1\u6709\u4ec0\u4e48\u4f53\u9a8c\u4e0a\u7684\u5dee\u5f02\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u8fd9\u5176\u5b9e\u5e76\u4e0d\u5947\u602a\uff0c100-200M\u7684\u5e26\u5bbd\uff0c\u5bf9\u4e8e\u6211\u4eec\u73a9\u6e38\u620f\u3001\u8ffd\u5267\u3001\u770b\u9ad8\u6e05\u89c6\u9891\uff0c\u771f\u7684\u5df2\u7ecf\u591f\u7528\u4e86\u3002\u9664\u975e\u5bb6\u5ead\u6210\u5458\u8f83\u591a\uff0c\u6216\u8005\u662f\u53d1\u70e7\u53cb\uff0c\u5426\u5219\uff0c\u5bf9\u9ad8\u7f51\u901f\u5e76\u6ca1\u6709\u521a\u6027\u9700\u6c42\u3002<\/span><\/section>\n

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\u76f8\u6bd4\u4e4b\u4e0b\uff0cWi-Fi\u7684\u8d28\u91cf\u4f53\u9a8c\uff0c\u53cd\u800c\u662f\u4e00\u4e2a\u74f6\u9888\u3002\u7ecf\u5e38\u51fa\u73b0\u5bb6\u91cc100M\u5bbd\u5e26\u7684\u60c5\u51b5\u4e0b\uff0c\u624b\u673a\u4ecd\u7136\u201c\u8f6c\u5708\u5708\u201d\u7684\u73b0\u8c61\u3002<\/span><\/section>\n

<\/p>\n

\u57fa\u4e8e\u8fd9\u4e00\u70b9\uff0c\u8fd0\u8425\u5546\u63d0\u51fa\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u662f\u201c\u5168\u5c4b\u5343\u5146\u201d\uff0c\u4e5f\u5c31\u662fFTTR\uff0c\u5149\u7ea4\u5165\u623f\u95f4\u3002\u628a\u5149\u7ea4\u62c9\u5230\u6bcf\u4e00\u4e2a\u623f\u95f4\uff0c\u7136\u540e\u901a\u8fc7Wi-Fi\uff0c\u5b9e\u73b0\u4f53\u9a8c\u6539\u5584\u3002<\/span><\/p>\n


<\/span><\/p>\n

<\/p>\n

FTTR<\/span><\/p>\n

<\/section>\n

FTTR\u8bbe\u5907<\/span>
<\/span><\/p>\n


<\/span><\/p>\n

\u5c0f\u67a3\u541b\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u5bf9\u4e8e\u5927\u6237\u578b\u548c\u9ad8\u7aef\u7528\u6237\uff0cFTTR\u786e\u5b9e\u662f\u4e00\u4e2a\u4e0d\u9519\u7684\u9009\u62e9\u3002\u4f46\u662f\uff0c\u5bf9\u4e8e\u5927\u90e8\u5206\u5bb6\u5ead\u6765\u8bf4\uff0cFTTR\u4f3c\u4e4e\u6709\u4e00\u70b9\u201c\u8d85\u524d\u201d\u3002<\/span><\/p>\n

<\/p>\n

FTTR\u4e5f\u5206\u4e3aFTTR-H\u548cFTTR-B\u3002\u524d\u8005\u9762\u5411\u5bb6\u5ead\uff0c\u540e\u8005\u9762\u5411\u4f01\u4e1a\uff08\u5546\u573a\u3001\u56ed\u533a\u3001\u533b\u9662\u3001\u5b66\u6821\u7b49<\/span>\uff09\u573a\u666f\u3002\u4ece\u8fd9\u4e2a\u89d2\u5ea6\u6765\u770b\u7684\u8bdd\uff0c\u5e02\u573a\u5012\u662f\u975e\u5e38\u5e7f\u9614\u7684\u3002<\/span><\/p>\n


<\/span><\/p>\n

<\/section>\n

\u597d\u5566\uff0c\u5199\u5230\u8fd9\u91cc\uff0c\u57fa\u672c\u4e0a\u5c31\u662f\u6211\u4eec\u76ee\u524d\u7684\u5bbd\u5e26\u73b0\u72b6\u4e86\u3002<\/span><\/p>\n

<\/p>\n

\u90a3\u4e48\uff0c\u6211\u4eec\u7684\u5bbd\u5e26\u6280\u672f\u662f\u4e0d\u662f\u5df2\u7ecf\u5230\u9876\u4e86\uff1f\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u8fd8\u4f1a\u6709\u66f4\u5389\u5bb3\u7684\u6280\u672f\u5417\uff1f<\/span><\/p>\n

<\/p>\n

\u8bf7\u770b\u4e0b\u671f\u2014\u201450G PON\u7684\u9686\u91cd\u767b\u573a\uff01<\/span><\/strong><\/span><\/p>\n

<\/section>\n
<\/section>\n

<\/p>\n

\n
<\/section>\n<\/section>\n
<\/section><\/p>\n","protected":false},"excerpt":{"rendered":"

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