{"id":5960,"date":"2022-12-09T09:56:59","date_gmt":"2022-12-09T01:56:59","guid":{"rendered":"http:\/\/www.comtest.cn\/?p=5960"},"modified":"2022-12-09T10:04:43","modified_gmt":"2022-12-09T02:04:43","slug":"%e9%92%88%e5%af%b9-5g-%e6%b5%8b%e8%af%95%e4%bc%a0%e8%be%93%e7%bd%91%e7%bb%9c","status":"publish","type":"post","link":"http:\/\/www.comtest.cn\/?p=5960","title":{"rendered":"\u9488\u5bf9 5G \u6d4b\u8bd5\u4f20\u8f93\u7f51\u7edc"},"content":{"rendered":"<p><strong>\u524d\u4f20\u548c\u4e2d\u4f20\u7f51\u7edc\u6d4b\u8bd5<\/strong><\/p><p>\u4e0d\u7ba1\u670d\u52a1\u63d0\u4f9b\u5546\u662f\u5728\u90e8\u7f72\u65b0\u6280\u672f\u8fd8\u662f\u5168\u65b0\u7f51\u7edc\uff0c\u90fd\u9700\u8981\u5bf9\u6240\u6709\u7ec4\u4ef6\u3001\u8fde\u63a5\u548c\u6574\u4f53\u7f51\u7edc\u96c6\u6210\u8fdb\u884c\u6d4b\u8bd5\u3002\u5728\u786e\u4fdd\u6240\u6709\u7684\u7269\u7406\u5c42\u6d4b\u8bd5\uff08\u5149\u7ea4\u68c0\u6d4b\u548c\u8ba4\u8bc1\uff09\u5b8c\u6210\u540e\uff0c\u91cd\u8981\u7684\u662f\u8981\u8fd0\u884c\u66f4\u9ad8\u5c42\u7684\u6d4b\u8bd5\u4ee5\u53ca\u5b9a\u65f6\u548c\u540c\u6b65\uff0c\u4ee5\u786e\u4fdd\u83b7\u5f97\u6700\u4f73\u6295\u8d44\u56de\u62a5\u3002\u6d4b\u8bd5\u5931\u8d25\u4f1a\u5bfc\u81f4\u7f51\u7edc\u542f\u52a8\u5ef6\u8fdf\u30015G \u7cfb\u7edf\u6027\u80fd\u4e0d\u4f73\uff0c\u4ee5\u53ca\u8fc7\u5ea6\u7684\u3001\u8ba1\u5212\u5916\u7684\u8d44\u672c\u652f\u51fa\u3002\u6700\u7ec8\uff0c\u5ffd\u89c6\u6d4b\u8bd5\u53ef\u80fd\u4f1a\u5bf9\u5ba2\u6237\u4f53\u9a8c\u4ea7\u751f\u8d1f\u9762\u5f71\u54cd\uff0c\u5bfc\u81f4\u6700\u7ec8\u7528\u6237\u6d41\u5931\uff0c\u5e76\u635f\u5bb3\u4e1a\u52a1\u3002<\/p><p>\u4e2d\u4f20\u7f51\u7edc\u7684\u670d\u52a1\u6c34\u5e73\u534f\u8bae (SLA) \u5c06\u4e0e\u56de\u4f20\u7f51\u7edc\u975e\u5e38\u76f8\u4f3c\uff0c\u8fd9\u610f\u5473\u7740\u6d4b\u8bd5\u8981\u6c42\u5c06\u662f\u76f8\u4f3c\u7684\uff1a<\/p><p>A. \u5e26\u5bbd\u6d4b\u91cf\/\u627f\u8bfa\u4fe1\u606f\u901f\u7387<br>B. \u5ef6\u8fdf\u548c\u6296\u52a8<br>C. \u5206\u7ec4\u6216\u5e27\u4e22\u5931<br>D. RFC 2544 \u548c Y.1564 \u6d4b\u8bd5<\/p><p>\u968f\u7740\u66f4\u9ad8\u7684\u5bb9\u91cf\u3001\u8d85\u4f4e\u5ef6\u8fdf\u548c\u53ef\u9760\u6027\u670d\u52a1\u7684\u90e8\u7f72\uff0c\u524d\u4f20\u7f51\u7edc\u7684 SLA \u5c06\u53d8\u5f97\u66f4\u52a0\u4e25\u683c\u3002\u6211\u4eec\u5c06\u770b\u5230\u7f51\u7edc\u4ece\u6697\u5149\u7ea4\u53d1\u5c55\u5230\u66f4\u5e7f\u6cdb\u7684 WDM \u6269\u5c55\uff0c\u8fd9\u610f\u5473\u7740\u5c06\u9700\u8981\u8fdb\u884c WDM \u6d4b\u8bd5\u3002\u4e00\u4e9b\u670d\u52a1\u63d0\u4f9b\u5546\u5df2\u7ecf\u5728\u90e8\u7f72 NG-PON \u4f5c\u4e3a\u672a\u6765\u7684\u6295\u8d44\u3002\u6211\u4eec\u9884\u8ba1\u5728\u5b9e\u65f6\u901a\u4fe1\u4e2d\u4f1a\u66f4\u9891\u7e41\u5730\u4f7f\u7528\u65f6\u95f4\u654f\u611f\u7f51\u7edc (TSN)\u3002\u8fd9\u79cd\u7f51\u7edc\u5bf9\u4e8e\u7aef\u5230\u7aef\u4f20\u8f93\u5ef6\u8fdf\u4f1a\u6709\u4e25\u683c\u7684\u3001\u4e0d\u53ef\u534f\u5546\u7684\u65f6\u95f4\u9650\u5236\uff0c\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u7f51\u7edc\u4e2d\u7684\u8bbe\u5907\u9700\u8981\u6709\u4e00\u4e2a\u516c\u5171\u7684\u65f6\u95f4\u53c2\u8003\uff0c\u56e0\u6b64\u9700\u8981\u540c\u6b65\u5176\u65f6\u949f\u3002\u8fd9\u610f\u5473\u7740\u9664\u4e86\u4e0a\u9762\u5217\u51fa\u7684\u6d4b\u8bd5\u5916\uff0c\u8fd8\u9700\u8981\u8fdb\u884c\u5b9a\u65f6\u548c\u540c\u6b65\u6d4b\u8bd5\u3002<\/p><p><strong>\u540c\u6b65\u6d4b\u8bd5<\/strong><\/p><p>\u5982\u524d\u6240\u8ff0\uff0c\u5b9a\u65f6\u548c\u540c\u6b65\u5728\u65e0\u7ebf\u7f51\u7edc\u7684\u6027\u80fd\u4e2d\u8d77\u5230\u5173\u952e\u4f5c\u7528\u3002\u5728 5G \u7f51\u7edc\u4e2d\uff0c\u7531\u4e8e\u65f6\u5206\u53cc\u5de5 (TDD) \u548c\u534f\u8c03\u65e0\u7ebf\u7535\u6280\u672f\u6240\u5e26\u6765\u7684\u9636\u6bb5\u548c\u5b9a\u65f6\u9700\u6c42\u7684\u539f\u56e0\uff0c\u8fd9\u4e9b\u8981\u6c42\u5f97\u5230\u8fdb\u4e00\u6b65\u52a0\u5f3a\u3002\u4ee5\u524d\u7684\u79fb\u52a8\u7f51\u7edc\u4e3b\u8981\u9700\u8981\u9891\u7387\u540c\u6b65\u6765\u5bf9\u51c6\u4fe1\u53f7\u3002\u9057\u61be\u7684\u662f\uff0c\u4ec5\u6709\u9891\u7387\u540c\u6b65\u5bf9\u4e8e 5G \u800c\u8a00\u5e76\u4e0d\u591f\u3002<\/p><p>\u540c\u6b65\u8981\u6c42\u6765\u6e90\u4e8e\u82e5\u5e72\u673a\u6784\uff0c\u5176\u4e2d\u5305\u62ec\u7b2c\u4e09\u4ee3\u5408\u4f5c\u4f19\u4f34\u8ba1\u5212 (3GPP)\u30023GPP \u6280\u672f\u89c4\u8303 36.104\/38.104 \u4ee3\u8868\u4e24\u4e2a\u5173\u952e\u6587\u6863\uff0c\u8fd9\u4e9b\u6587\u6863\u63cf\u8ff0\u57fa\u7ad9\u65e0\u7ebf\u7535\u4f20\u8f93\u548c\u63a5\u6536\u8981\u6c42\u3002\u66f4\u5177\u4f53\u5730\uff0c\u7b2c 6.5 \u8282\uff08\u4f20\u8f93\u4fe1\u53f7\u8d28\u91cf\uff09\u5217\u51fa\u4e86\u5bf9\u4e8e\u540c\u6b65\u7f51\u7edc\u8bbe\u8ba1\u81f3\u5173\u91cd\u8981\u7684\u82e5\u5e72\u8981\u6c42\uff0c\u5176\u4e2d\u5305\u62ec\u65f6\u95f4\u5bf9\u51c6\u8bef\u5dee (TAE)\u3002TAE \u5b9a\u4e49\u4e3a\u5c5e\u4e8e\u4e0d\u540c\u5929\u7ebf\u6216\u53d1\u5c04\u5668\u7ec4\u7684\u4efb\u610f\u4e24\u4e2a\u4fe1\u53f7\u4e4b\u95f4\u7684\u6700\u5927\u5b9a\u65f6\u5dee\u5f02\u3002\u8fd9\u4e9b\u8981\u6c42\u6839\u636e\u65e0\u7ebf\u5e94\u7528\u6848\u4f8b\uff08\u8868 2\uff09\u8fdb\u884c\u5206\u7c7b\u3002\u5c06\u4e3a\u8fd9\u4e9b\u4f7f\u7528\u6848\u4f8b\u5206\u914d\u4ece A+ \u5230 A\u3001B \u548c C \u7684\u552f\u4e00\u7c7b\u522b\u3002\u8be5\u8868\u5e95\u90e8\u7684\u4f7f\u7528\u6848\u4f8b\u662f\u76ee\u5f55\u6b63\u5728\u5f00\u53d1\u7684\u4f7f\u7528\u6848\u4f8b\uff0c\u5c1a\u672a\u5206\u914d\u6709\u7c7b\u522b\u3002<\/p><figure class=\"wp-block-table aligncenter\"><table><tbody><tr><td><strong>3GPP<\/strong><strong>\u529f\u80fd<\/strong><\/td><td><strong>RAN LTE<\/strong><\/td><td><strong>RAN NR<\/strong><\/td><\/tr><tr><td>MIMO \u6216 TX \u591a\u6837\u6027\u4f20\u8f93<\/td><td>\u7c7b\u522b A+<\/td><td>\u7c7b\u522b A+<\/td><\/tr><tr><td>\u5e26\u5185\u90bb\u8fd1\u8f7d\u6ce2\u805a\u5408<\/td><td>\u7c7b\u522b A<\/td><td>BS \u7c7b\u578b 1\uff1a\u7c7b\u522b B BS \u7c7b\u578b 2\uff1a\u7c7b\u522b A<\/td><\/tr><tr><td>\u5e26\u5185\u975e\u90bb\u8fd1\u8f7d\u6ce2\u805a\u5408<\/td><td>\u7c7b\u522b B<\/td><td>\u7c7b\u522b C<\/td><\/tr><tr><td>\u5e26\u95f4\u8f7d\u6ce2\u805a\u5408<\/td><td>\u7c7b\u522b B<\/td><td>\u7c7b\u522b C<\/td><\/tr><tr><td>TDD<\/td><td>\u7c7b\u522b C<\/td><td>\u7c7b\u522b C<\/td><\/tr><tr><td>\u53cc\u8fde\u63a5<\/td><td>\u7c7b\u522b C<\/td><td>\u7c7b\u522b C<\/td><\/tr><tr><td>COMP<\/td><td>\u5728 3GPP \u4e2d\u672a\u6307\u5b9a<\/td><td>\u5728 3GPP \u4e2d\u672a\u5c31\u7eea<\/td><\/tr><tr><td>\u8865\u5145\u4e0a\u884c\u94fe\u8def<\/td><td>\u5bf9\u4e8e LTE \u4e0d\u9002\u7528<\/td><td>\u5728 3GPP \u4e2d\u672a\u5c31\u7eea<\/td><\/tr><tr><td>\u5e26\u5185\u9891\u8c31\u5171\u4eab<\/td><td>\u5728 3GPP \u4e2d\u672a\u5c31\u7eea<\/td><td>\u5728 3GPP \u4e2d\u672a\u5c31\u7eea<\/td><\/tr><tr><td>\u5b9a\u4f4d<\/td><td>\u5728 3GPP \u4e2d\u672a\u6307\u5b9a<\/td><td>\u5728 3GPP \u4e2d\u672a\u5c31\u7eea<\/td><\/tr><tr><td>MBSFN<\/td><td>\u5728 3GPP \u4e2d\u672a\u6307\u5b9a<\/td><td>\u5728 3GPP \u4e2d\u672a\u5c31\u7eea<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">\u8868 2. \u5b9a\u65f6\u7cbe\u5ea6\u7c7b\u522b\uff08eCPRI \u4f20\u8f93\u8981\u6c42\uff09<\/figcaption><\/figure><p>\u7c7b\u522b A+ \u9700\u8981\u6700\u4e25\u683c\u7684\u540c\u6b65\u8981\u6c42\uff08\u8868 3\uff09\uff1b\u7c7b\u522b C \u7684\u8981\u6c42\u4e0e\u5f53\u524d LTE \u56de\u4f20\u7f51\u7edc\u4e00\u81f4\u3002\u8fd9\u4e9b\u8981\u6c42\u7528\u76f8\u5bf9\u548c\u7edd\u5bf9\u65f6\u95f4\u8bef\u5dee(TE) \u6765\u8868\u793a\u3002\u76f8\u5bf9 TE \u6307\u5b9a\u4efb\u610f\u4e24\u4e2a RU\uff08\u6216 eRE\uff09\u4e4b\u95f4\u7684\u65f6\u95f4\u8bef\u5dee\u3002\u7edd\u5bf9 TE \u662f\u6307\u4e0e\u5bf9\u7167\u4e3b\u53c2\u8003\u65f6\u949f (PRTC) \u7684\u65f6\u95f4\u8bef\u5dee\u3002\u5927\u591a\u6570\u60c5\u51b5\u4e0b\uff0c\u7edd\u5bf9 TE \u8981\u6c42\u662f\u5bf9\u5404\u81ea\u76f8\u5bf9 TE \u8981\u6c42\u7684\u8865\u5145\uff08\u7c7b\u522b A+\u3001A \u548c B\uff09\u3002<\/p><figure class=\"wp-block-table aligncenter\"><table><tbody><tr><td><strong>\u7c7b\u522b<\/strong><\/td><td><strong>\u65f6\u95f4\u8bef\u5dee<\/strong><\/td><\/tr><tr><td>A+\uff08\u76f8\u5bf9\uff09<\/td><td>20-32 \u7eb3\u79d2<\/td><\/tr><tr><td>A\uff08\u76f8\u5bf9\uff09<\/td><td>60-70 \u7eb3\u79d2<\/td><\/tr><tr><td>B\uff08\u76f8\u5bf9\uff09<\/td><td>100-200 \u7eb3\u79d2<\/td><\/tr><tr><td>C\uff08\u7edd\u5bf9\uff09<\/td><td>1100 \u7eb3\u79d2<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">\u8868 3\uff1a\u65f6\u95f4\u8bef\u5dee\u8981\u6c42<\/figcaption><\/figure><p>\u56fe 10. \u663e\u793a\u5305\u542b MTS-5800 \u7684\u540c\u6b65\u7f51\u7edc\u7ec4\u4ef6\u548c\u6d4b\u8bd5\u5e94\u7528\uff0c\u7528\u4e8e\u9a8c\u8bc1\u4e0e PRTC\/T-GM\uff08\u4e3b\u8981\u53c2\u7167\u548c\u7956\u65f6\u949f\uff09\u7684\u8fde\u901a\u6027\u548c\u6d4b\u91cf\u7f51\u7edc\u5185\u7684\u65f6\u95f4\u8bef\u5dee\u3002<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_01.jpg\"><img fetchpriority=\"high\" decoding=\"async\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_01.jpg\" alt=\"\" class=\"wp-image-5961\" width=\"700\" height=\"293\" srcset=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_01.jpg 700w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_01-300x126.jpg 300w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_01-600x251.jpg 600w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_01-64x27.jpg 64w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/a><figcaption class=\"wp-element-caption\">\u56fe 10. \u4f7f\u7528 MTS 5800 \u7684\u540c\u6b65\u6d4b\u8bd5\u5e94\u7528<\/figcaption><\/figure><\/div><p><strong>FTN \u6d4b\u8bd5<\/strong><\/p><p>\u5f15\u5165\u524d\u4f20\u4f20\u8f93\u7f51\u7edc\u8282\u70b9 (FTN) \u662f\u4e3a\u4e86\u7ba1\u7406\u4ee5\u592a\u7f51\u63a5\u5165\u73af\uff0c\u540e\u8005\u53ef\u63d0\u4f9b\u652f\u6301\u4f20\u7edf CPRI \u548c 5G eCPRI \u7684\u878d\u5408\u524d\u4f20\uff0c\u5982\u56fe 11\u4e2d\u6240\u793a\u3002<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_02.jpg\"><img decoding=\"async\" width=\"700\" height=\"323\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_02.jpg\" alt=\"\" class=\"wp-image-5962\" srcset=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_02.jpg 700w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_02-300x138.jpg 300w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_02-600x277.jpg 600w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_02-64x30.jpg 64w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/a><figcaption class=\"wp-element-caption\">\u56fe 11. FTN \u7f51\u7edc\u4f53\u7cfb\u7ed3\u6784<\/figcaption><\/figure><\/div><p>\u8fd9\u89e3\u51b3\u4e86\u4e00\u4e9b\u62d3\u6251\u96be\u9898\uff0c\u4f46\u52a1\u5fc5\u8981\u786e\u4fdd FTN \u7f51\u7edc\u672a\u4ea7\u751f\u8fc7\u5ea6\u5ef6\u8fdf\uff0c\u5e76\u4e14\u7b26\u5408\u63a5\u5165\u7f51\u7edc\u7684\u5ef6\u8fdf\u548c\u540c\u6b65\u9884\u7b97\u3002\u4e0b\u8868\u5217\u51fa\u4e86eCPRI \u7684\u4e3b\u8981\u4f20\u8f93\u9700\u6c42\u3002<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Cos<\/strong><strong>\u540d\u79f0<\/strong><\/td><td><strong>\u793a\u4f8b\u5e94\u7528<\/strong><\/td><td><strong>\u5355\u5411\u6700\u5927\u6570\u636e\u5305\u5ef6\u8fdf<\/strong><\/td><td><strong>\u5355\u5411\u6570\u636e\u5305\u635f\u8017\u7387<\/strong><\/td><\/tr><tr><td>\u9ad8<\/td><td>\u7528\u6237\u9762<\/td><td>100 \u5fae\u79d2<\/td><td>10<sup>-7<\/sup><\/td><\/tr><tr><td>\u4e2d<\/td><td>\u7528\u6237\u9762\uff08\u6162\uff09\u3001C&amp;M \u9762\uff08\u5feb\uff09<\/td><td>1 \u6beb\u79d2<\/td><td>10<sup>-7<\/sup><\/td><\/tr><tr><td>\u4f4e<\/td><td>C&amp;M \u9762<\/td><td>100 \u6beb\u79d2<\/td><td>10<sup>-6<\/sup><\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">\u8868 4\uff1a\u5206\u5272 E \u548c\u5206\u5272 I<sub>D<\/sub>\u3001II<sub>D<\/sub>\u3001I<sub>U<\/sub> \u8981\u6c42<\/figcaption><\/figure><p>\u76ee\u524d\uff0c\u5b9e\u9a8c\u5ba4\u4e2d\u7684\u591a\u4e2a NEM \u6b63\u5728\u4f7f\u7528 VIAVI <a href=\"http:\/\/www.comtest.com.cn\/?product=5800-100g\" target=\"_blank\" rel=\"noreferrer noopener\">MTS-5800-100G<\/a> \u6765\u9a8c\u8bc1 FTN \u6027\u80fd\u3002MTS-5800 (100G) \u53ef\u6267\u884c eCPRI \u6d4b\u8bd5\uff0c\u5e76\u4e14\u53ef\u6d4b\u91cf\u541e\u5410\u91cf\u3001\u5ef6\u8fdf\u548c\u6570\u636e\u5305\u6296\u52a8\u3002\u5de5\u7a0b\u5e08\u53ef\u4f7f\u7528 MTS-5800\uff0c\u4f9d\u636e eCPRI \u89c4\u8303\u914d\u7f6e eCPRI \u62a5\u6587\u7c7b\u578b\uff0c\u6d4b\u91cf\u6bcf\u79cd\u62a5\u6587\u7c7b\u578b\u7684\u5e26\u5bbd\uff0c\u5e76\u4ee5\u5c0f\u4e8e 5 \u7eb3\u79d2\u7684\u7cbe\u5ea6\u6d4b\u91cf\u5f80\u8fd4\u5ef6\u8fdf (RTD)\u3002\u901a\u8fc7\u6267\u884c FTN \u6d4b\u8bd5\uff0c\u5de5\u7a0b\u5e08\u53ef\u9a8c\u8bc1 FTN \u7684\u5ef6\u8fdf\u548c\u540c\u6b65\u8981\u6c42\uff0c\u5e76\u53ef\u786e\u4fdd\u5176\u7b26\u5408\u8bbe\u8ba1\u7684\u7f51\u7edc\u89c4\u8303\u3002\u5728\u672a\u6765\uff0c\u8fd8\u53ef\u4ee5\u5728\u73b0\u573a\u4f7f\u7528\u6b64\u6d4b\u8bd5\u6765\u9a8c\u8bc1\u524d\u4f20\u7f51\u7edc\u7684\u6027\u80fd\u3002<\/p><p>VIAVI MTS \u53ef\u5bf9 5G \u524d\u4f20\u7f51\u7edc\u6267\u884c\u4ee5\u4e0b\u6d4b\u8bd5\uff1a<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_03.jpg\"><img decoding=\"async\" width=\"700\" height=\"303\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_03.jpg\" alt=\"\" class=\"wp-image-5963\" srcset=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_03.jpg 700w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_03-300x130.jpg 300w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_03-600x260.jpg 600w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_03-64x28.jpg 64w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/a><figcaption class=\"wp-element-caption\">\u56fe 12. 5G \u524d\u4f20\u4f20\u8f93\u6d4b\u8bd5\u5e94\u7528\u6848\u4f8b<\/figcaption><\/figure><\/div><p><\/p><ul class=\"wp-block-list\"><li>\u751f\u6210\u548c\u5206\u6790 eCPRI \u4fe1\u53f7 (10\/25GE)<\/li>\n\n<li>\u9a8c\u8bc1 eCPRI \u62a5\u6587\u7c7b\u578b\u7684\u6070\u5f53 QoS\uff08\u6d4b\u91cf\u6bcf\u4e2a\u62a5\u6587\u7c7b\u578b\u7684\u5e26\u5bbd\/\u5ef6\u8fdf\/\u6296\u52a8\uff09<\/li>\n\n<li>\u751f\u6210\/\u8fc7\u6ee4 eCPRI \u5b50\u6807\u5934<\/li>\n\n<li>\u5355\u5411\u5ef6\u8fdf\u6d4b\u91cf<\/li>\n\n<li>RTD \u6d4b\u91cf\u7cbe\u5ea6 &lt; 5 \u7eb3\u79d2<\/li>\n\n<li>C&amp;M\u3001SNMP\/UDP\/TCP \u6d4b\u8bd5<\/li>\n\n<li>\u6d4b\u8bd5 PTP\/SyncE\/GPS \u662f\u5426\u540c\u6b65<\/li>\n\n<li>\u4eff\u771f PTP \u4ece\u65f6\u949f\/\u4e3b\u65f6\u949f<\/li>\n\n<li>\u6d4b\u91cf\u65f6\u95f4\u8bef\u5dee\u3001\u6f2b\u6e38\u3001PDV\u3001MTIE\/TDEV<\/li>\n\n<li>GPS \u4fe1\u53f7\u5f3a\u5ea6\u3001\u8f68\u8ff9<\/li>\n\n<li>\u6d4b\u8bd5\u4ee5\u592a\u7f51 OAM\uff08\u73af\u56de\u3001LoC\u3001\u8f68\u7ebf\uff09<\/li><\/ul><p>5G \u524d\u4f20 RU \u8fde\u901a\u6027\u548c\u5ef6\u8fdf\u6d4b\u8bd5<\/p><ul class=\"wp-block-list\"><li>\u9a8c\u8bc1\u4e0e RU \u7684\u8fde\u901a\u6027<\/li>\n\n<li>\u9488\u5bf9 RU \u6d4b\u91cf\u5355\u5411\u5ef6\u8fdf<\/li>\n\n<li>\u9a8c\u8bc1 PTP \u8fde\u901a\u6027\uff0c\u5e76\u6d4b\u91cf PTP \u65f6\u95f4\u8bef\u5dee<\/li>\n\n<li>\u53ef\u9488\u5bf9 DU \u5b8c\u6210\u76f8\u540c\u6d4b\u8bd5<\/li><\/ul><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_04-1.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"301\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_04-1.jpg\" alt=\"\" class=\"wp-image-5965\" srcset=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_04-1.jpg 700w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_04-1-300x129.jpg 300w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_04-1-600x258.jpg 600w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_04-1-64x28.jpg 64w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/a><figcaption class=\"wp-element-caption\">\u56fe 13. 5G \u524d\u4f20 RU \u8fde\u901a\u6027\u548c\u5ef6\u8fdf\u6d4b\u8bd5<\/figcaption><\/figure><\/div><p><strong>GPS \u6d4b\u8bd5\uff08GPS \u4fe1\u53f7\/\u536b\u661f\u8986\u76d6\u8303\u56f4\u6d4b\u8bd5\uff09<\/strong><\/p><p>\u52a1\u5fc5\u8981\u5728\u5b89\u88c5\u65f6\u68c0\u67e5 GPS \u5929\u7ebf\u4f4d\u7f6e\u7684 GPS \u4fe1\u53f7\u7a33\u5b9a\u6027\u548c\u9002\u7528\u6027\uff0c\u5e76\u5728\u5b89\u88c5\u4e4b\u540e\u5b9a\u671f\u68c0\u67e5\uff0c\u56e0\u4e3a\u7ad9\u70b9\u5468\u56f4\u7684\u60c5\u51b5\u53ef\u80fd\u4f1a\u6539\u53d8\u3002VIAVI MTS-5800 \u4f7f\u7528\u96c6\u6210 GPS \u63a5\u6536\u5668\u6d4b\u8bd5 GPS \u4fe1\u53f7\uff0c\u5e76\u63d0\u4f9b\u4ee5\u4e0b\u7ed3\u679c\uff1a<\/p><ul class=\"wp-block-list\"><li>\u53ef\u89c1\u536b\u661f\u6570<\/li>\n\n<li>\u4fe1\u53f7\u5f3a\u5ea6<\/li>\n\n<li>CNO \u5730\u56fe\u5149\u8c31\u56fe\u7ed8\u5236\u4e00\u6bb5\u65f6\u95f4\u5185\u536b\u661f\u5728\u89c6\u7ebf\u5185\u6cbf\u8f68\u9053\u8fd0\u884c\u7684\u8f68\u8ff9<\/li><\/ul><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_05.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"294\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_05.jpg\" alt=\"\" class=\"wp-image-5966\" srcset=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_05.jpg 500w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_05-300x176.jpg 300w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_05-64x38.jpg 64w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/a><figcaption class=\"wp-element-caption\">\u56fe 14. \u4f7f\u7528 VIAVI MTS-5800 \u8fdb\u884c GPS \u6d4b\u8bd5<\/figcaption><\/figure><\/div><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_06.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"287\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_06.jpg\" alt=\"\" class=\"wp-image-5967\" srcset=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_06.jpg 700w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_06-300x123.jpg 300w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_06-600x246.jpg 600w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_06-64x26.jpg 64w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/a><\/figure><\/div><p><strong>PTP \u6d4b\u8bd5\uff08PTP \u5b9a\u65f6\u8bef\u5dee\u6d4b\u8bd5\uff09<\/strong><\/p><p>\u5982\u524d\u6240\u8ff0\uff0c\u53ef\u9760\u7684\u65e0\u7ebf\u670d\u52a1\u4f9d\u8d56\u4e8e\u53ef\u9760\u7684\u540c\u6b65\u3002\u5bf9\u4e8e PTP\uff0cPTP \u4ece\u65f6\u949f (RIU) \u9700\u8981\u80fd\u591f\u8fde\u63a5\u5230\u4e3a\u5176\u5206\u914d\u7684 PTP \u7956\u65f6\u949f\uff0c\u5e76\u7b26\u5408\u8bf8\u5982\u6570\u636e\u5305\u767e\u5206\u4f4d\u4e0b\u9650\u7b49 PTP \u9891\u7387\u5256\u9762\u7f51\u7edc\u9650\u5236\u3002\u6b64\u5916\uff0cPTP \u65f6\u95f4\/\u76f8\u4f4d\u5256\u9762\u5fc5\u987b\u7b26\u5408\u65f6\u95f4\u8bef\u5dee\u7f51\u7edc\u9650\u5236\u3002\u4f7f\u7528\u4f5c\u4e3a PTP \u4ece\u65f6\u949f\u5de5\u4f5c\u7684 VIAVI MTS-5800\uff0c\u5de5\u7a0b\u5e08\u53ef\u68c0\u67e5\u4e0e PTP \u7956\u65f6\u949f\u7684\u8fde\u901a\u6027\uff0c\u5e76\u901a\u8fc7\u4f7f\u7528\u5206\u6b65\u6307\u5357\u68c0\u67e5\u5b9a\u65f6\u8bef\u5dee\u662f\u5426\u7b26\u5408\u8981\u6c42\u3002<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_07.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"247\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_07.jpg\" alt=\"\" class=\"wp-image-5968\" srcset=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_07.jpg 500w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_07-300x148.jpg 300w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_07-64x32.jpg 64w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/a><figcaption class=\"wp-element-caption\">\u56fe 15. \u4f7f\u7528 VIAVI MTS-5800 \u8fdb\u884c PTP \u68c0\u67e5<\/figcaption><\/figure><\/div><p><strong>\u4ee5\u592a\u7f51\u6d4b\u8bd5<\/strong><\/p><p>\u5982\u524d\u6240\u8ff0\uff0c\u8f83\u65e9\u7684\u4e2d\u4f20\uff08\u5373\u5206\u5e03\u5f0f\u5355\u5143\u548c\u96c6\u4e2d\u5f0f\u5355\u5143\u4e4b\u95f4\u7684\u94fe\u8def\uff09\u4e0e\u56de\u4f20\u76f8\u6bd4\u5177\u6709\u7c7b\u4f3c\u7684 SLA\u3002\u56e0\u6b64\uff0c\u9a8c\u8bc1\u4e2d\u4f20\u6027\u80fd\u7684\u9700\u6c42\u4e0e\u9a8c\u8bc1\u56de\u4f20\u7f51\u7edc\u7684\u6027\u80fd\u975e\u5e38\u76f8\u4f3c\u3002\u9a8c\u8bc1\u6570\u636e\u9762\u548c\u63a7\u5236\u9762\u7684\u6b63\u786e\u914d\u7f6e\u548c\u9ad8\u8d28\u91cf\u4f20\u8f93\u975e\u5e38\u91cd\u8981\u3002\u901a\u8fc7\u5b9e\u65bd RFC 2544 \u548cY.1564 \u6d4b\u8bd5\u65b9\u6cd5\u5728\u4ee5\u592a\u7f51\u6216 IP \u7ea7\u522b\u9a8c\u8bc1\u7aef\u5230\u7aef\u914d\u7f6e\uff0c\u5e76\u786e\u4fdd\u8bf8\u5982\u627f\u8bfa\u7a81\u53d1\u5c3a\u5bf8 (CBS)\u3001\u627f\u8bfa\u4fe1\u606f\u901f\u7387 (CIR)\u3001\u5ef6\u8fdf\u3001\u6570\u636e\u5305\u6296\u52a8\u548c\u5e27\u4e22\u5931\u7b49\u5173\u952e\u6027\u80fd\u76ee\u6807\u5f97\u5230\u6ee1\u8db3\u3002<\/p><p>\u53ef\u4ee5\u4f7f\u7528\u652f\u6301 RFC 2544 \u548c Y.1564 \u6d4b\u8bd5\u65b9\u6cd5\u7684\u89e3\u51b3\u65b9\u6848\u6765\u6267\u884c\u6d4b\u8bd5\u3002\u53ef\u5728\u5355\u7aef\u6216\u53cc\u7aef\u6d4b\u8bd5\u62d3\u6251\u4e2d\u5b8c\u6210\u6d4b\u8bd5\u3002\u540e\u8005\u9700\u8981\u4e24\u4e2a\u6d4b\u8bd5\u5355\u5143\uff0c\u4f46\u53ef\u786e\u4fdd\u5728\u4e24\u4e2a\u65b9\u5411\u4e0a\u5bf9\u7f51\u7edc\u8fdb\u884c\u9002\u5f53\u7684\u7279\u5f81\u5206\u6790\uff0c\u5e76\u53ef\u68c0\u6d4b\u4e24\u4e2a\u65b9\u5411\u4e4b\u95f4\u7684\u6f5c\u5728\u4e0d\u5bf9\u79f0\u3002\u5355\u5411\u5ef6\u8fdf\u6d4b\u91cf\u53ef\u4ee5\u786e\u5b9a\u7531\u7f51\u7edc\u8bbe\u5907\u3001\u7ec4\u4ef6\u6216\u5149\u7ea4\u957f\u5ea6\u5bfc\u81f4\u7684\u4e0d\u5bf9\u79f0\u3002\u501f\u52a9 VIAVI <a href=\"http:\/\/www.comtest.com.cn\/?product=5800-100g\" target=\"_blank\" rel=\"noreferrer noopener\">MTS-5800-100G<\/a>\uff0c\u670d\u52a1\u63d0\u4f9b\u5546\u53ef\u4ee5\u6267\u884c\u4ee5\u4e0b\u6d4b\u8bd5\uff1a<\/p><ul class=\"wp-block-list\"><li>\u541e\u5410\u91cf\/\u5355\u5411\u548c\u73af\u56de\u5ef6\u8fdf\/\u5e27\u4e22\u5931\/\u6296\u52a8<\/li>\n\n<li>RFC2544 \u6d4b\u8bd5<\/li>\n\n<li>RY.1564 \u6d4b\u8bd5<\/li><\/ul><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_08.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"411\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_08.jpg\" alt=\"\" class=\"wp-image-5969\" srcset=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_08.jpg 700w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_08-300x176.jpg 300w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_08-600x352.jpg 600w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_08-64x38.jpg 64w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/a><figcaption class=\"wp-element-caption\">\u56fe 16. \u7528\u4e8e RFC2544 \u6d4b\u8bd5\u7684 MTS-5800<\/figcaption><\/figure><\/div><p><strong>\u865a\u62df\u7f51\u7edc\u6027\u80fd\u6d4b\u8bd5<\/strong><\/p><p>\u5229\u7528\u7f51\u7edc\u529f\u80fd\u865a\u62df\u5316 (NFV)\uff0c\u7f51\u7edc\u5c06\u4ece\u4ee5\u786c\u4ef6\u4e3a\u4e2d\u5fc3\u7684\u4e13\u6709\u7f51\u7edc\u57fa\u7840\u8bbe\u65bd\u8f6c\u53d8\u4e3a\u57fa\u4e8e\u6807\u51c6\u7684\u5f00\u653e\u5f0f\u8f6f\u4ef6\u6a21\u578b\uff0c\u8fd9\u79cd\u8f6f\u4ef6\u6a21\u578b\u6b63\u5728\u5f7b\u5e95\u6539\u53d8\u7f51\u7edc\u7684\u8bbe\u8ba1\u3001\u5b9e\u65bd\u548c\u8fd0\u4f5c\u65b9\u5f0f\u3002\u5728 5G \u9886\u57df\uff0c\u6211\u4eec\u5e0c\u671b\u770b\u5230\u66f4\u5927\u89c4\u6a21\u7684\u5546\u7528\u73b0\u8d27 (COTS) \u670d\u52a1\u5668\u7684\u90e8\u7f72\u548c\u96c6\u6210\uff0c\u4ee5\u53ca\u865a\u62df\u529f\u80fd\u7684\u7f16\u6392\uff0c\u8fd9\u79cd\u7c7b\u578b\u7684\u7f51\u7edc\u8fd8\u9700\u8981\u6d4b\u8bd5\u548c\u6d4b\u91cf\u89e3\u51b3\u65b9\u6848\uff0c\u8fd9\u4e9b\u89e3\u51b3\u65b9\u6848\u66f4\u591a\u5730\u57fa\u4e8e\u8f6f\u4ef6\uff0c\u800c\u4e0d\u662f\u7269\u7406\u4e13\u6709\u786c\u4ef6\u4ea7\u54c1\uff0c\u7279\u522b\u662f\u5bf9\u4e8e\u66f4\u9ad8\u5c42\u6b21\u7684\u6d4b\u8bd5\u3002\u4f7f\u7528 VIAVI NITRO vNet Fusion \u89e3\u51b3\u65b9\u6848\uff0c\u670d\u52a1\u63d0\u4f9b\u5546\u53ef\u4ee5\u5c06\u57fa\u4e8e\u8f6f\u4ef6\u7684\u6d4b\u8bd5\u4ee3\u7406\u4e0e\u57fa\u4e8e\u6807\u51c6\u7684 (RFC7594) \u6570\u636e\u6536\u96c6\u65b9\u6cd5\u76f8\u7ed3\u5408\uff0c\u4ee5\u5feb\u901f\u6709\u6548\u5730\u6d4b\u8bd5\u65e0\u7ebf\u56de\u4f20\u548c\u4e2d\u4f20\u3002<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><a href=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_09.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"405\" src=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_09.jpg\" alt=\"\" class=\"wp-image-5970\" srcset=\"http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_09.jpg 700w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_09-300x174.jpg 300w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_09-600x347.jpg 600w, http:\/\/www.comtest.cn\/wp-content\/uploads\/2022\/12\/5G_transport_09-64x37.jpg 64w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/a><figcaption class=\"wp-element-caption\">\u56fe 17. 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