{"id":30318,"date":"2023-09-14T06:02:32","date_gmt":"2023-09-13T22:02:32","guid":{"rendered":"https:\/\/www.techphant.cn\/blog\/30318.html"},"modified":"2023-09-14T06:02:32","modified_gmt":"2023-09-13T22:02:32","slug":"zbbtbhzy","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/30318.html","title":{"rendered":"\u8f7d\u6ce2\u4e0d\u540c\u6b65\u4f1a\u600e\u6837"},"content":{"rendered":"

  \u8f7d\u6ce2\u4e0d\u540c\u6b65\u662f\u4e00\u79cd\u901a\u4fe1\u6280\u672f\uff0c\u5b83\u4f7f\u7528\u4e00\u79cd\u4e0d\u540c\u7684\u65b9\u5f0f\u6765\u4f20\u8f93\u4fe1\u53f7\uff0c\u4ece\u800c\u63d0\u9ad8\u4f20\u8f93\u901f\u7387\u548c\u7f51\u7edc\u6548\u7387\u3002<\/strong>\u8fd9\u79cd\u6280\u672f\u53ef\u4ee5\u5927\u5927\u63d0\u9ad8\u7f51\u7edc\u4f20\u8f93\u901f\u7387\uff0c\u5e76\u4e14\u53ef\u4ee5\u6539\u5584\u7f51\u7edc\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u8f7d\u6ce2\u4e0d\u540c\u6b65\u7684\u5de5\u4f5c\u539f\u7406\uff0c\u4ee5\u53ca\u5b83\u5982\u4f55\u63d0\u9ad8\u7f51\u7edc\u6027\u80fd\u3002<\/p>\n

\u4ec0\u4e48\u662f\u8f7d\u6ce2\u4e0d\u540c\u6b65<\/h2>\n

  \u8f7d\u6ce2\u4e0d\u540c\u6b65\uff08Carrier Sense Multiple Access \/ Collision Avoidance\uff0cCSMA \/ CA\uff09\u662f\u4e00\u79cd\u7f51\u7edc\u901a\u4fe1\u6280\u672f\uff0c\u5b83\u4f7f\u7528\u4e00\u79cd\u4e0d\u540c\u7684\u65b9\u5f0f\u6765\u4f20\u8f93\u4fe1\u53f7\uff0c\u4ece\u800c\u63d0\u9ad8\u4f20\u8f93\u901f\u7387\u548c\u7f51\u7edc\u6548\u7387\u3002\u5b83\u901a\u8fc7\u5bf9\u7f51\u7edc\u4e2d\u7684\u8282\u70b9\u8fdb\u884c\u68c0\u6d4b\uff0c\u6765\u907f\u514d\u4fe1\u53f7\u51b2\u7a81\uff0c\u4ece\u800c\u63d0\u9ad8\u4f20\u8f93\u901f\u7387\u3002\u5b83\u662f\u4e00\u79cd\u5206\u5e03\u5f0f\u7684\u591a\u8def\u590d\u7528\u6280\u672f\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u5b9e\u73b0\u7f51\u7edc\u4e2d\u7684\u6570\u636e\u4f20\u8f93\u3002<\/p>\n

\u8f7d\u6ce2\u4e0d\u540c\u6b65\u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n

  \u8f7d\u6ce2\u4e0d\u540c\u6b65\u7684\u5de5\u4f5c\u539f\u7406\u975e\u5e38\u7b80\u5355\uff0c\u5b83\u4f7f\u7528\u4e00\u79cd\u201c\u8f7d\u6ce2\u68c0\u6d4b\u201d\u673a\u5236\u6765\u68c0\u6d4b\u7f51\u7edc\u4e2d\u7684\u8282\u70b9\uff0c\u4ee5\u907f\u514d\u4fe1\u53f7\u51b2\u7a81\u3002\u5f53\u4e00\u4e2a\u8282\u70b9\u60f3\u8981\u53d1\u9001\u6570\u636e\u65f6\uff0c\u5b83\u4f1a\u68c0\u6d4b\u7f51\u7edc\u4e2d\u7684\u5176\u4ed6\u8282\u70b9\uff0c\u5982\u679c\u6ca1\u6709\u5176\u4ed6\u8282\u70b9\u6b63\u5728\u53d1\u9001\u6570\u636e\uff0c\u5b83\u5c31\u4f1a\u5f00\u59cb\u53d1\u9001\u6570\u636e\uff1b\u5982\u679c\u6709\u5176\u4ed6\u8282\u70b9\u6b63\u5728\u53d1\u9001\u6570\u636e\uff0c\u5b83\u5c31\u4f1a\u7b49\u5f85\u4e00\u6bb5\u65f6\u95f4\uff0c\u7136\u540e\u518d\u6b21\u68c0\u6d4b\uff0c\u76f4\u5230\u7f51\u7edc\u4e2d\u6ca1\u6709\u5176\u4ed6\u8282\u70b9\u6b63\u5728\u53d1\u9001\u6570\u636e\u4e3a\u6b62\u3002\u8fd9\u79cd\u673a\u5236\u4f7f\u5f97\u7f51\u7edc\u4e2d\u7684\u8282\u70b9\u53ef\u4ee5\u5b89\u5168\u5730\u53d1\u9001\u6570\u636e\uff0c\u907f\u514d\u4e86\u4fe1\u53f7\u51b2\u7a81\u3002<\/p>\n

\u8f7d\u6ce2\u4e0d\u540c\u6b65\u5982\u4f55\u63d0\u9ad8\u7f51\u7edc\u6027\u80fd<\/h2>\n

\u51cf\u5c11\u51b2\u7a81<\/h3>\n

  \u8f7d\u6ce2\u4e0d\u540c\u6b65\u53ef\u4ee5\u6709\u6548\u5730\u51cf\u5c11\u7f51\u7edc\u4e2d\u7684\u4fe1\u53f7\u51b2\u7a81\uff0c\u4ece\u800c\u63d0\u9ad8\u7f51\u7edc\u7684\u6027\u80fd\u3002\u7531\u4e8e\u8f7d\u6ce2\u4e0d\u540c\u6b65\u53ef\u4ee5\u68c0\u6d4b\u7f51\u7edc\u4e2d\u7684\u8282\u70b9\uff0c\u56e0\u6b64\u53ef\u4ee5\u6709\u6548\u5730\u907f\u514d\u4fe1\u53f7\u51b2\u7a81\uff0c\u4ece\u800c\u63d0\u9ad8\u7f51\u7edc\u7684\u6027\u80fd\u3002<\/p>\n

\u63d0\u9ad8\u4f20\u8f93\u901f\u7387<\/h3>\n

  \u8f7d\u6ce2\u4e0d\u540c\u6b65\u53ef\u4ee5\u63d0\u9ad8\u7f51\u7edc\u7684\u4f20\u8f93\u901f\u7387\uff0c\u56e0\u4e3a\u5b83\u53ef\u4ee5\u6709\u6548\u5730\u51cf\u5c11\u4fe1\u53f7\u51b2\u7a81\uff0c\u4ece\u800c\u63d0\u9ad8\u7f51\u7edc\u7684\u4f20\u8f93\u901f\u7387\u3002\u800c\u4e14\uff0c\u8f7d\u6ce2\u4e0d\u540c\u6b65\u8fd8\u53ef\u4ee5\u63d0\u9ad8\u7f51\u7edc\u7684\u53ef\u9760\u6027\uff0c\u56e0\u4e3a\u5b83\u53ef\u4ee5\u6709\u6548\u5730\u907f\u514d\u4fe1\u53f7\u51b2\u7a81\uff0c\u4ece\u800c\u63d0\u9ad8\u7f51\u7edc\u7684\u53ef\u9760\u6027\u3002<\/p>\n

\u63d0\u9ad8\u7f51\u7edc\u53ef\u9760\u6027<\/h3>\n

  \u8f7d\u6ce2\u4e0d\u540c\u6b65\u53ef\u4ee5\u6709\u6548\u5730\u63d0\u9ad8\u7f51\u7edc\u7684\u53ef\u9760\u6027\uff0c\u56e0\u4e3a\u5b83\u53ef\u4ee5\u6709\u6548\u5730\u51cf\u5c11\u4fe1\u53f7\u51b2\u7a81\uff0c\u4ece\u800c\u63d0\u9ad8\u7f51\u7edc\u7684\u53ef\u9760\u6027\u3002\u6b64\u5916\uff0c\u8f7d\u6ce2\u4e0d\u540c\u6b65\u8fd8\u53ef\u4ee5\u63d0\u9ad8\u7f51\u7edc\u7684\u4f20\u8f93\u901f\u7387\uff0c\u56e0\u4e3a\u5b83\u53ef\u4ee5\u6709\u6548\u5730\u907f\u514d\u4fe1\u53f7\u51b2\u7a81\uff0c\u4ece\u800c\u63d0\u9ad8\u7f51\u7edc\u7684\u4f20\u8f93\u901f\u7387\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  \u8f7d\u6ce2\u4e0d\u540c\u6b65\u662f\u4e00\u79cd\u901a\u4fe1\u6280\u672f\uff0c\u5b83\u4f7f\u7528\u4e00\u79cd\u4e0d\u540c\u7684\u65b9\u5f0f\u6765\u4f20\u8f93\u4fe1\u53f7\uff0c\u4ece\u800c\u63d0\u9ad8\u4f20\u8f93\u901f\u7387\u548c\u7f51\u7edc\u6548\u7387\u3002<\/strong>\u5b83\u53ef\u4ee5\u6709\u6548\u5730\u51cf\u5c11\u7f51\u7edc\u4e2d\u7684\u4fe1\u53f7\u51b2\u7a81\uff0c\u4ece\u800c\u63d0\u9ad8\u7f51\u7edc\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\uff0c\u5e76\u63d0\u9ad8\u7f51\u7edc\u7684\u4f20\u8f93\u901f\u7387\u3002\u56e0\u6b64\uff0c\u8f7d\u6ce2\u4e0d\u540c\u6b65\u53ef\u4ee5\u6781\u5927\u5730\u63d0\u9ad8\u7f51\u7edc\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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