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{"id":32742,"date":"2026-06-12T14:49:22","date_gmt":"2026-06-12T06:49:22","guid":{"rendered":"https:\/\/www.simcentric.com\/uncategorized-tc\/why-packet-loss-hits-external-networks-not-internal\/"},"modified":"2026-06-12T14:54:44","modified_gmt":"2026-06-12T06:54:44","slug":"why-packet-loss-hits-external-networks-not-internal","status":"publish","type":"post","link":"https:\/\/www.simcentric.com\/tc\/japan-dedicated-server-tc\/why-packet-loss-hits-external-networks-not-internal\/","title":{"rendered":"\u70ba\u4ec0\u9ebc\u5916\u90e8\u7db2\u8def\u6703\u767c\u751f\u5c01\u5305\u907a\u5931\u800c\u5167\u90e8\u7db2\u8def\u4e0d\u6703"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_row][vc_column][vc_column_text css=&#8221;&#8221;]\u4f60\u7d93\u5e38\u6703\u5728\u5916\u90e8\u7db2\u8def\u4e2d\u770b\u5230<a href=\"https:\/\/www.simcentric.com\/tc\/america-dedicated-server-tc\/what-are-serious-packet-loss-thresholds-in-modern-networks\/\" target=\"_self\">\u5c01\u5305\u907a\u5931\uff08packet loss\uff09<\/a>\uff0c\u56e0\u70ba\u58c5\u585e\u3001\u5e72\u64fe\u4ee5\u53ca\u5c0d\u7db2\u8def\u7f3a\u4e4f\u8db3\u5920\u7684\u63a7\u5236\uff0c\u6703\u8b93\u9019\u4e9b\u9023\u7dda\u66f4\u4e0d\u7a69\u5b9a\u3002\u5167\u90e8\u7db2\u8def\u901a\u5e38\u80fd\u5920\u907f\u514d\u5c01\u5305\u907a\u5931\uff0c\u56e0\u70ba\u4f60\u64c1\u6709\u66f4\u9ad8\u7684\u7a69\u5b9a\u6027\u548c\u76f4\u63a5\u7684\u7ba1\u7406\u80fd\u529b\u3002\u5c01\u5305\u907a\u5931\u6703\u56b4\u91cd\u5e72\u64fe\u5373\u6642\u61c9\u7528\uff0c\u5c0e\u81f4\u97f3\u8a0a\u5931\u771f\u3001\u8996\u8a0a\u5361\u9813\u4ee5\u53ca\u901a\u8a71\u4e2d\u65b7\u3002\u4f60\u9084\u53ef\u80fd\u9047\u5230\u8cc7\u6599\u50b3\u8f38\u5931\u6557\uff0c\u5a01\u8105\u8cc7\u8a0a\u5b8c\u6574\u6027\u4e26\u5f71\u97ff\u696d\u52d9\u904b\u4f5c\u3002\u5728\u95dc\u9375\u7522\u696d\u548c\u670d\u52d9\uff08\u4f8b\u5982<a href=\"https:\/\/www.simcentric.com\/tc\/products\/dedicated-server-jp\/\" target=\"_self\">\u65e5\u672c\u4f3a\u670d\u5668\u79df\u7528<\/a>\uff09\u4e2d\uff0c\u5c01\u5305\u907a\u5931\u6703\u62d6\u5ef6\u6c7a\u7b56\u4e26\u9020\u6210\u8ca1\u52d9\u640d\u5931\u3002\u4f60\u9700\u8981\u7406\u89e3\u9019\u4e9b\u5dee\u7570\uff0c\u624d\u80fd\u66f4\u597d\u5730\u6392\u67e5\u554f\u984c\u4e26\u4fdd\u8b77\u7db2\u8def\u53ef\u9760\u6027\u3002<\/p>\n<ul>\n<li>\u5c01\u5305\u907a\u5931\u6703\u5728\u8996\u8a0a\u6703\u8b70\u548c VoIP 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6d\u8005\u4f7f\u7528\u8001\u820a\u8a2d\u5099\uff0c\u6216\u7db2\u8def\u57fa\u790e\u5efa\u8a2d\u5b58\u5728\u5be6\u9ad4\u640d\u58de\uff0c\u4f60\u5c31\u53ef\u80fd\u906d\u9047\u5c01\u5305\u907a\u5931\u3002<\/p>\n<ul>\n<li>\u6545\u969c\u7684\u7db2\u8def\u8a2d\u5099\uff0c\u5305\u62ec\u8def\u7531\u5668\u548c\u4ea4\u63db\u5668<\/li>\n<li>\u640d\u58de\u7684\u7db2\u8def\u7dda\u6216\u9023\u63a5\u5668<\/li>\n<li>\u904e\u71b1\u7684\u5143\u4ef6<\/li>\n<li>\u8001\u5316\u8a2d\u5099<\/li>\n<li>\u7db2\u8def\u57fa\u790e\u5efa\u8a2d\u7684\u5be6\u9ad4\u640d\u58de<\/li>\n<\/ul>\n<p>\u8edf\u9ad4\u7f3a\u9677\u8207\u932f\u8aa4\u8a2d\u5b9a\u540c\u6a23\u6703\u5c0e\u81f4\u5c01\u5305\u907a\u5931\u3002\u4e0d\u6b63\u78ba\u7684\u9632\u706b\u7246\u898f\u5247\u6216\u6709\u554f\u984c\u7684\u97cc\u9ad4\u90fd\u6703\u4e2d\u65b7\u5c01\u5305\u50b3\u8f38\u3002\u9810\u8a2d\u8a2d\u5b9a\u6709\u6642\u6703\u5c0e\u81f4\u672a\u6388\u6b0a\u5b58\u53d6\uff0c\u9032\u800c\u900f\u904e\u60e1\u610f\u6d3b\u52d5\u5f15\u767c\u5c01\u5305\u907a\u5931\u3002\u5982\u679c\u4f60\u7684\u96fb\u4fe1\u696d\u8005\u88dd\u7f6e\u8a2d\u5b9a\u932f\u8aa4\u6216\u4f7f\u7528\u904e\u6642\u8edf\u9ad4\uff0c\u4f60\u4e5f\u6703\u770b\u5230\u5c01\u5305\u907a\u5931\u3002<\/p>\n<p>\u7cfb\u7d71\u3001\u670d\u52d9\u8207\u61c9\u7528\u7a0b\u5f0f\u7684\u9810\u8a2d\u8a2d\u5b9a\u53ef\u80fd\u5141\u8a31\u672a\u6388\u6b0a\u5b58\u53d6\u6216\u5176\u4ed6\u60e1\u610f\u884c\u70ba\u3002\u5e38\u898b\u7684\u9810\u8a2d\u8a2d\u5b9a\u5305\u62ec\u9810\u8a2d\u5e33\u865f\u5bc6\u78bc\u4ee5\u53ca\u904e\u5ea6\u5bec\u9b06\u7684\u5b58\u53d6\u63a7\u5236\u3002<\/p>\n<p>\u5728\u5167\u90e8\u7db2\u8def\u4e2d\uff0c\u4f60\u53ef\u4ee5\u5c0d\u9019\u4e9b\u554f\u984c\u9032\u884c\u76e3\u63a7\u8207\u7dad\u8b77\uff0c\u56e0\u6b64\u80fd\u907f\u514d\u8a31\u591a\u76f8\u95dc\u539f\u56e0\u3002\u4f60\u53ef\u4ee5\u53ca\u6642\u66f4\u65b0\u8edf\u9ad4\u4e26\u4fee\u6b63\u932f\u8aa4\u8a2d\u5b9a\u3002\u800c\u5916\u90e8\u7db2\u8def\u4ef0\u8cf4\u96fb\u4fe1\u696d\u8005\uff0c\u4f60\u5c0d\u9019\u4e9b\u5c01\u5305\u907a\u5931\u539f\u56e0\u7684\u63a7\u5236\u80fd\u529b\u8981\u5c0f\u5f97\u591a\u3002<\/p>\n<h3>\u5e72\u64fe\u548c\u74b0\u5883\u56e0\u7d20<\/h3>\n<p>\u5e72\u64fe\u8207\u74b0\u5883\u56e0\u7d20\u5728\u5916\u90e8\u7db2\u8def\u5c01\u5305\u907a\u5931\u4e2d\u626e\u6f14\u8457\u91cd\u8981\u89d2\u8272\u3002\u4f86\u81ea\u5fae\u6ce2\u7210\u3001\u85cd\u7259\u88dd\u7f6e\u548c\u7121\u7dda\u96fb\u8a71\u7b49\u8a2d\u5099\u7684\u5c04\u983b\u5e72\u64fe\u6703\u7834\u58de Wi\u2011Fi \u8a0a\u865f\u3002\u7576\u591a\u500b\u57fa\u5730\u53f0\u6216\u7121\u7dda\u5b58\u53d6\u9ede\u4f7f\u7528\u76f8\u540c\u6216\u91cd\u758a\u983b\u9053\u6642\uff0c\u6703\u7522\u751f\u540c\u983b\u9053\u8207\u9130\u983b\u9053\u5e72\u64fe\u3002\u7246\u58c1\u548c\u5bb6\u5177\u7b49\u5be6\u9ad4\u969c\u7919\u7269\u6703\u524a\u5f31\u8a0a\u865f\u4e26\u5c0e\u81f4\u5c01\u5305\u907a\u5931\u3002<\/p>\n<div class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 50px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\"> <\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\u5e72\u64fe\u985e\u578b<\/th>\n<th colspan=\"1\" rowspan=\"1\">\u63cf\u8ff0<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\u8ae7\u6ce2\u8207\u4e92\u8abf\u7522\u7269<\/td>\n<td colspan=\"1\" rowspan=\"1\">\u539f\u59cb\u8a0a\u865f\u5728\u5176\u500d\u983b\u6216\u4e0d\u540c\u8a0a\u865f\u7d44\u5408\u983b\u7387\u4e0a\u7522\u751f\u7684\u300c\u526f\u672c\u300d\u3002<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\u672a\u6388\u6b0a\u983b\u6bb5\u767c\u5c04<\/td>\n<td colspan=\"1\" rowspan=\"1\">\u8a2d\u5099\u5728\u672a\u7372\u8a31\u53ef\u7684\u983b\u6bb5\u4e0a\u904b\u4f5c\uff0c\u4f8b\u5982\u90e8\u5206\u7121\u7dda\u96fb\u53f0\u6216\u5fae\u6ce2\u93c8\u8def\u3002<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\u96fb\u5b50\u8a2d\u5099\u7684\u96dc\u6563\u767c\u5c04<\/td>\n<td colspan=\"1\" rowspan=\"1\">\u96fb\u5b50\u8a2d\u5099\u8f3b\u5c04\u5c04\u983b\u80fd\u91cf\uff0c\u5e72\u64fe\u884c\u52d5\u901a\u8a0a\u983b\u6bb5\u3002<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\u5340\u57df\u6027\u8a2d\u5099\u5e72\u64fe<\/td>\n<td colspan=\"1\" rowspan=\"1\">\u5728\u4e00\u500b\u5730\u5340\u5141\u8a31\u4f7f\u7528\u7684\u8a2d\u5099\uff0c\u53ef\u80fd\u6703\u5e72\u64fe\u53e6\u4e00\u5730\u5340\u7684\u983b\u6bb5\uff0c\u5982\u90e8\u5206\u6536\u97f3\u6a5f\u548c\u7121\u7dda\u96fb\u8a71\u3002<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\u8abf\u6574\u4e0d\u7576\u7684\u4e2d\u7e7c\u5668<\/td>\n<td colspan=\"1\" rowspan=\"1\">\u4e2d\u7e7c\u5668\u5929\u7dda\u589e\u76ca\u904e\u9ad8\u6703\u5f15\u8d77\u5e72\u64fe\u3002<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\u84c4\u610f\u5e72\u64fe<\/td>\n<td colspan=\"1\" rowspan=\"1\">\u5e72\u64fe\u5668\u5728\u7279\u5b9a\u5340\u57df\u5167\u7834\u58de\u884c\u52d5\u901a\u8a0a\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u9727\u3001\u96e8\u4ee5\u53ca\u5404\u7a2e\u5be6\u9ad4\u906e\u853d\u7269\u7b49\u74b0\u5883\u56e0\u7d20\u540c\u6a23\u6703\u589e\u52a0\u5c01\u5305\u907a\u5931\u3002\u4f60\u53ef\u80fd\u6703\u6ce8\u610f\u5230\uff0c\u5728\u66b4\u98a8\u96e8\u671f\u9593\u6216\u4f60\u7684\u88dd\u7f6e\u5f80\u9ad8\u8655\u79fb\u52d5\u3001\u55aa\u5931\u8207\u57fa\u5730\u53f0\u7684\u53ef\u8996\u8ddd\u96e2\u6642\uff0c\u5c01\u5305\u907a\u5931\u6703\u660e\u986f\u4e0a\u5347\u3002\u9019\u4e9b\u539f\u56e0\u66f4\u591a\u51fa\u73fe\u5728\u5916\u90e8\u7db2\u8def\u4e2d\uff0c\u56e0\u70ba\u4f60\u65e2\u7121\u6cd5\u63a7\u5236\u74b0\u5883\uff0c\u4e5f\u7121\u6cd5\u63a7\u5236\u9020\u6210\u5e72\u64fe\u7684\u88dd\u7f6e\u3002<\/p>\n<h3>\u8a2d\u5099\u904e\u8f09<\/h3>\n<p>\u8a2d\u5099\u904e\u8f09\u662f\u5916\u90e8\u7db2\u8def\u4e2d\u53e6\u4e00\u985e\u5e38\u898b\u7684\u5c01\u5305\u907a\u5931\u539f\u56e0\u3002\u7576\u8def\u7531\u5668\u548c\u4ea4\u63db\u5668\u7684\u7de9\u885d\u5340\u6ea2\u51fa\u6642\uff0c\u5b83\u5011\u6703\u4e1f\u68c4\u5c01\u5305\u3002\u9019\u901a\u5e38\u51fa\u73fe\u5728\u592a\u591a\u88dd\u7f6e\u5171\u7528\u983b\u5bec\uff0c\u6216\u8005\u7db2\u8def\u6d41\u91cf\u8d85\u904e\u8a2d\u5099\u8f49\u9001\u80fd\u529b\u7684\u6642\u5019\u3002\u4f60\u53ef\u80fd\u6703\u5728\u5c16\u5cf0\u6642\u6bb5\u6216\u9ad8\u6d41\u91cf\u74b0\u5883\u4e2d\u770b\u5230\u5c01\u5305\u907a\u5931\u3002<\/p>\n<ul>\n<li>\u7576\u7de9\u885d\u5340\u88ab\u586b\u6eff\u6642\uff0c\u904e\u8f09\u7684\u8def\u7531\u5668\u8207\u4ea4\u63db\u5668\u6703\u4e1f\u68c4\u5c01\u5305\u3002<\/li>\n<li>\u96fb\u4fe1\u696d\u8005\u7db2\u8def\u4e2d\u7684\u4f3a\u670d\u5668\u904e\u8f09\u4e5f\u6703\u5c0e\u81f4\u5c01\u5305\u907a\u5931\u3002<\/li>\n<li>\u932f\u8aa4\u8a2d\u5b9a\u7684\u8def\u7531\u8868\u6703\u628a\u5c01\u5305\u9001\u932f\u65b9\u5411\uff0c\u5f9e\u800c\u9020\u6210\u907a\u5931\u3002<\/li>\n<\/ul>\n<p>\u96fb\u4fe1\u696d\u8005\u6703\u4f7f\u7528\u4e3b\u52d5\u4f47\u5217\u7ba1\u7406\u7b49\u6280\u8853\u4f86\u964d\u4f4e\u5c01\u5305\u907a\u5931\u8207\u5ef6\u9072\u3002\u4ed6\u5011\u900f\u904e\u76e3\u63a7\u58c5\u585e\u8207\u7ba1\u7406\u7de9\u885d\u5340\uff0c\u76e1\u91cf\u5728\u5c01\u5305\u907a\u5931\u5f71\u97ff\u4f7f\u7528\u8005\u4e4b\u524d\u52a0\u4ee5\u63a7\u5236\u3002\u5167\u90e8\u7db2\u8def\u5247\u5f88\u5c11\u9047\u5230\u9019\u985e\u554f\u984c\uff0c\u56e0\u70ba\u4f60\u53ef\u4ee5\u4e3b\u52d5\u5347\u7d1a\u8a2d\u5099\u4e26\u76f4\u63a5\u7ba1\u7406\u6d41\u91cf\u3002<\/p>\n<p>\u4f60\u5728\u5916\u90e8\u7db2\u8def\u4e2d\u4e4b\u6240\u4ee5\u6703\u983b\u7e41\u9047\u5230\u5c01\u5305\u907a\u5931\uff0c\u662f\u56e0\u70ba\u4f60\u7121\u6cd5\u76f4\u63a5\u63a7\u5236\u58c5\u585e\u3001\u786c\u9ad4\u6545\u969c\u3001\u5e72\u64fe\u6216\u8a2d\u5099\u904e\u8f09\u3002\u800c\u5728\u5167\u90e8\u7db2\u8def\u4e2d\uff0c\u9019\u4e9b\u5c01\u5305\u907a\u5931\u539f\u56e0\u66f4\u5c11\u898b\uff0c\u56e0\u70ba\u4f60\u64c1\u6709\u66f4\u9ad8\u7684\u7a69\u5b9a\u6027\u8207\u7ba1\u7406\u80fd\u529b\u3002<\/p>\n<h2><strong>\u70ba\u4ec0\u9ebc\u5167\u90e8\u7db2\u8def\u53ef\u4ee5\u907f\u514d\u5c01\u5305\u907a\u5931<\/strong><\/h2>\n<h3>\u53ef\u63a7\u7684\u74b0\u5883<\/h3>\n<p>\u5728\u5167\u90e8\u7db2\u8def\u4e2d\uff0c\u4f60\u53ef\u4ee5\u5f9e\u53ef\u63a7\u7684\u74b0\u5883\u4e2d\u7372\u76ca\u3002\u4f60\u81ea\u5df1\u7ba1\u7406\u88dd\u7f6e\u3001\u7db2\u8def\u7dda\u548c\u7121\u7dda\u5b58\u53d6\u9ede\uff0c\u4e26\u4f9d\u7167\u9700\u6c42\u898f\u5283\u7db2\u8def\uff0c\u963b\u64cb\u4e0d\u5fc5\u8981\u7684\u6d41\u91cf\u3002\u9019\u7a2e\u63a7\u5236\u529b\u6709\u52a9\u65bc\u964d\u4f4e\u5c01\u5305\u907a\u5931\uff0c\u56e0\u70ba\u4f60\u53ef\u4ee5\u5feb\u901f\u4fee\u5fa9\u554f\u984c\u3002\u4f60\u53ef\u4ee5\u628a\u88dd\u7f6e\u79fb\u52d5\u5230\u66f4\u9760\u8fd1\u5b58\u53d6\u9ede\u7684\u4f4d\u7f6e\uff0c\u6216\u8005\u79fb\u9664\u6703\u963b\u64cb\u8a0a\u865f\u7684\u969c\u7919\u7269\u3002\u4f60\u4e5f\u53ef\u4ee5\u907f\u514d\u90a3\u4e9b\u6703\u7a81\u7136\u9020\u6210\u5c01\u5305\u907a\u5931\u7684\u8b8a\u5316\u3002<\/p>\n<p>\u4f60\u53ef\u4ee5\u4f7f\u7528\u76e3\u63a7\u8207\u5c01\u5305\u907a\u5931\u6aa2\u6e2c\u5de5\u5177\uff0c\u5728\u554f\u984c\u5f71\u97ff\u7db2\u8def\u4e4b\u524d\u5c31\u628a\u5b83\u5011\u627e\u51fa\u4f86\u3002\u9019\u4e9b\u5de5\u5177\u80fd\u5354\u52a9\u4f60\u8fc5\u901f\u767c\u73fe\u8584\u5f31\u74b0\u7bc0\u4e26\u53ca\u6642\u4fee\u5fa9\u3002<\/p>\n<p>\u4e0b\u8868\u5c55\u793a\u4e86\u5167\u90e8\u7db2\u8def\u8207\u5916\u90e8\u7db2\u8def\u5728\u95dc\u9375\u9762\u5411\u7684\u6bd4\u8f03\uff1a<\/p>\n<div class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 75px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\"> <\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\u512a\u52e2\u9762\u5411<\/th>\n<th colspan=\"1\" rowspan=\"1\">\u5167\u90e8\u7db2\u8def<\/th>\n<th colspan=\"1\" rowspan=\"1\">\u5916\u90e8\u7db2\u8def<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\u56de\u61c9\u6642\u9593<\/td>\n<td colspan=\"1\" rowspan=\"1\">\u672c\u5730\u6d41\u91cf\u8f03\u5feb\uff0c\u56de\u61c9\u6642\u9593\u66f4\u4f73<\/td>\n<td colspan=\"1\" rowspan=\"1\">\u53d7\u516c\u7528\u7db2\u8def\u5ef6\u9072\u5f71\u97ff\uff0c\u56de\u61c9\u8f03\u6162<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\u64f4\u5145\u6027<\/td>\n<td colspan=\"1\" rowspan=\"1\">\u53ef\u96a8\u57fa\u790e\u5efa\u8a2d\u5347\u7d1a\u800c\u66f4\u597d\u64f4\u5145<\/td>\n<td colspan=\"1\" rowspan=\"1\">\u53d7\u81e8\u6642\u6027\u6216\u96f6\u6563\u90e8\u7f72\u9650\u5236<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\u6210\u672c<\/td>\n<td colspan=\"1\" rowspan=\"1\">\u900f\u904e\u5171\u7528\u57fa\u790e\u5efa\u8a2d\u964d\u4f4e\u6210\u672c<\/td>\n<td colspan=\"1\" rowspan=\"1\">\u4ef0\u8cf4\u5916\u90e8\u670d\u52d9\uff0c\u6210\u672c\u8f03\u9ad8<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\u6548\u80fd<\/td>\n<td colspan=\"1\" rowspan=\"1\">\u5c0d\u672c\u5730\u6d41\u91cf\u8868\u73fe\u8f03\u4f73<\/td>\n<td colspan=\"1\" rowspan=\"1\">\u53d6\u6c7a\u65bc\u5916\u90e8\u670d\u52d9\u6548\u80fd<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\u7ba1\u7406<\/td>\n<td colspan=\"1\" rowspan=\"1\">\u5728\u96c6\u4e2d\u7b56\u7565\u4e0b\u8f03\u6613\u7ba1\u7406<\/td>\n<td colspan=\"1\" rowspan=\"1\">\u6d89\u53ca\u591a\u65b9\u5916\u90e8\u4f86\u6e90\uff0c\u7ba1\u7406\u66f4\u8907\u96dc<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\u53ef\u9760\u6027<\/td>\n<td colspan=\"1\" rowspan=\"1\">\u7d50\u69cb\u5316\u8a2d\u8a08\u63d0\u5347\u53ef\u9760\u6027<\/td>\n<td colspan=\"1\" rowspan=\"1\">\u4ef0\u8cf4\u5916\u90e8\u56e0\u7d20\uff0c\u53ef\u9760\u6027\u8f03\u4f4e<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h3>\u66f4\u597d\u7684\u786c\u9ad4\u8207\u7ba1\u7406<\/h3>\n<p>\u5728\u5167\u90e8\u7db2\u8def\u4e2d\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u66f4\u597d\u7684\u786c\u9ad4\u8207\u7ba1\u7406\u5be6\u52d9\u3002\u4f60\u6703\u9078\u64c7\u9ad8\u54c1\u8cea\u7684\u8def\u7531\u5668\u3001\u4ea4\u63db\u5668\u548c\u7db2\u8def\u7dda\uff0c\u4e26\u5728\u9700\u8981\u6642\u5347\u7d1a\u8a2d\u5099\u3002\u4f60\u6703\u4fdd\u6301\u8edf\u9ad4\u66f4\u65b0\u4e26\u4fee\u6b63\u8a2d\u5b9a\u932f\u8aa4\u3002\u9019\u4e9b\u63aa\u65bd\u90fd\u6709\u52a9\u65bc\u907f\u514d\u5c01\u5305\u907a\u5931\uff0c\u8b93\u7db2\u8def\u904b\u4f5c\u66f4\u70ba\u9806\u66a2\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6709\u6548\u7684\u7ba1\u7406\u5be6\u52d9\uff1a<\/p>\n<ol>\n<li>\u4f7f\u7528\u5c01\u5305\u907a\u5931\u76e3\u63a7\u5de5\u5177\u53ca\u65e9\u767c\u73fe\u554f\u984c\u3002<\/li>\n<li>\u5347\u7d1a\u7db2\u8def\u786c\u9ad4\u4ee5\u907f\u514d\u6545\u969c\u3002<\/li>\n<li>\u63d0\u5347\u983b\u5bec\u4ee5\u56e0\u61c9\u66f4\u591a\u6d41\u91cf\u3002<\/li>\n<li>\u5be6\u65bd QoS\uff08\u670d\u52d9\u54c1\u8cea\uff09\u4ee5\u512a\u5148\u4fdd\u969c\u95dc\u9375\u8cc7\u6599\u3002<\/li>\n<li>\u900f\u904e\u7ba1\u7406\u5c01\u5305\u5ef6\u9072\u4f86\u6e1b\u5c11\u6296\u52d5\u3002<\/li>\n<li>\u589e\u52a0\u5099\u63f4\u4ee5\u4fbf\u5728\u767c\u751f\u5c01\u5305\u907a\u5931\u6642\u91cd\u5efa\u8cc7\u6599\u3002<\/li>\n<li>\u63d0\u5347\u96fb\u8def\u901f\u5ea6\u4ee5\u907f\u514d\u58c5\u585e\u3002<\/li>\n<li>\u5347\u7d1a\u57fa\u790e\u5efa\u8a2d\u4ee5\u63d0\u9ad8\u53ef\u9760\u6027\u3002<\/li>\n<li>\u6392\u9664\u7121\u7dda\u554f\u984c\u4ee5\u6539\u5584 Wi\u2011Fi \u54c1\u8cea\u3002<\/li>\n<li>\u6e1b\u5c11\u96fb\u5b50\u8a2d\u5099\u5e36\u4f86\u7684\u5e72\u64fe\u3002<\/li>\n<\/ol>\n<p>\u9075\u5faa\u9019\u4e9b\u6b65\u9a5f\uff0c\u4f60\u53ef\u4ee5\u5c07\u5c01\u5305\u907a\u5931\u7387\u7dad\u6301\u5728\u8f03\u4f4e\u6c34\u6e96\uff0c\u4e26\u4fdd\u6301\u7db2\u8def\u7a69\u5b9a\u3002<\/p>\n<h3>\u66f4\u5c11\u7684\u5916\u90e8\u5a01\u8105<\/h3>\n<p>\u5728\u5167\u90e8\u7db2\u8def\u4e2d\uff0c\u4f60\u9762\u81e8\u7684\u5916\u90e8\u5a01\u8105\u8f03\u5c11\u3002\u4f60\u53ef\u4ee5\u63a7\u5236\u8ab0\u80fd\u9023\u7dda\uff0c\u4ee5\u53ca\u54ea\u4e9b\u88dd\u7f6e\u53ef\u4ee5\u63a5\u5165\u3002\u4f60\u53ef\u4ee5\u963b\u64cb\u672a\u6388\u6b0a\u5b58\u53d6\uff0c\u4e26\u9650\u5236\u4f86\u81ea\u5916\u90e8\u7684\u5e72\u64fe\u3002\u9019\u7a2e\u4fdd\u8b77\u6709\u52a9\u65bc\u907f\u514d\u7531\u99ed\u5ba2\u3001\u60e1\u610f\u8edf\u9ad4\u6216\u74b0\u5883\u56e0\u7d20\u5f15\u767c\u7684\u5c01\u5305\u907a\u5931\u3002\u4f60\u4e5f\u53ef\u4ee5\u4fdd\u8b77\u7db2\u8def\u514d\u65bc\u7a81\u767c\u6d41\u91cf\u9ad8\u5cf0\u9020\u6210\u7684\u8a2d\u5099\u904e\u8f09\u3002<\/p>\n<p>\u4f60\u5728\u5167\u90e8\u7db2\u8def\u4e2d\u8f03\u5c11\u770b\u5230\u5c01\u5305\u907a\u5931\uff0c\u662f\u56e0\u70ba\u4f60\u80fd\u7ba1\u7406\u74b0\u5883\u3001\u786c\u9ad4\u8207\u5b89\u5168\u6027\u3002\u900f\u904e\u7dad\u6301\u7db2\u8def\u7a69\u5b9a\u8207\u53ef\u9760\uff0c\u4f60\u5927\u5e45\u964d\u4f4e\u4e86\u5c01\u5305\u907a\u5931\u98a8\u96aa\uff0c\u800c\u5916\u90e8\u7db2\u8def\u5247\u9762\u81e8\u66f4\u591a\u4e0d\u78ba\u5b9a\u6027\u8207\u8f03\u5c11\u7684\u63a7\u5236\u6b0a\u3002<\/p>\n<h2><strong>\u5c01\u5305\u907a\u5931\u7684\u89e3\u6c7a\u65b9\u6848\u8207\u6392\u67e5\u65b9\u6cd5<\/strong><\/h2>\n<h3>\u5075\u6e2c\u5de5\u5177\u8207\u65b9\u6cd5<\/h3>\n<p>\u4f60\u53ef\u4ee5\u900f\u904e\u591a\u7a2e\u53ef\u9760\u7684\u5de5\u5177\u8207\u65b9\u6cd5\u4f86\u5075\u6e2c\u5c01\u5305\u907a\u5931\u3002\u9019\u4e9b\u5de5\u5177\u53ef\u4ee5\u5e6b\u52a9\u4f60\u7cbe\u78ba\u5b9a\u4f4d\u5c01\u5305\u907a\u5931\u767c\u751f\u7684\u4f4d\u7f6e\uff0c\u4e26\u70ba\u5f8c\u7e8c\u7684\u6392\u67e5\u6d41\u7a0b\u63d0\u4f9b\u4f9d\u64da\u3002\u53ef\u4ee5\u5617\u8a66\uff1a<\/p>\n<ol>\n<li>Wireshark\uff1a\u5373\u6642\u64f7\u53d6\u5c01\u5305\uff0c\u9032\u884c\u8a73\u7d30\u5206\u6790\u3002<\/li>\n<li>PingPlotter\uff1a\u4ee5\u8996\u89ba\u5316\u65b9\u5f0f\u5448\u73fe\u5c01\u5305\u907a\u5931\u96a8\u6642\u9593\u7684\u8b8a\u5316\uff0c\u4e26\u6a19\u793a\u554f\u984c\u7bc0\u9ede\u3002<\/li>\n<li>My Traceroute\uff08MTR\uff09\uff1a\u7d50\u5408 traceroute \u548c ping\uff0c\u6301\u7e8c\u56de\u5831\u8def\u5f91\u72c0\u614b\u3002<\/li>\n<li>Nagios\uff1a\u7528\u65bc\u7db2\u8def\u76e3\u63a7\u4e26\u5728\u51fa\u73fe\u5c01\u5305\u907a\u5931\u6642\u767c\u9001\u544a\u8b66\u3002<\/li>\n<li>SolarWinds\uff1a\u63d0\u4f9b\u5b8c\u6574\u76e3\u63a7\u529f\u80fd\uff0c\u5354\u52a9\u4f60\u6d1e\u5bdf\u5c01\u5305\u907a\u5931\u60c5\u6cc1\u3002<\/li>\n<\/ol>\n<p>\u4f60\u4e5f\u53ef\u4ee5\u4f7f\u7528 ping \u8207 traceroute \u4f86\u6e2c\u91cf\u5c01\u5305\u907a\u5931\u8207\u5ef6\u9072\u3002\u50cf tcpdump \u548c Wireshark \u9019\u985e\u5c01\u5305\u55c5\u63a2\u5de5\u5177\u53ef\u4ee5\u6536\u96c6\u5c01\u5305\uff0c\u4f9b\u4f60\u9032\u4e00\u6b65\u5206\u6790\u3002\u4e3b\u52d5\u6e2c\u8a66\u5de5\u5177\u6703\u9001\u51fa\u6a21\u64ec\u6d41\u91cf\u4f86\u8861\u91cf\u50b3\u905e\u6210\u529f\u7387\uff0c\u4e26\u63ed\u9732\u5c01\u5305\u907a\u5931\u6a21\u5f0f\u3002\u76e3\u63a7\u4ea4\u63db\u5668\u8207\u8def\u7531\u5668\u4e0a\u7684\u4ecb\u9762\u932f\u8aa4\u8a08\u6578\u4ee5\u53ca\u7de9\u885d\u5340\u4f7f\u7528\u7387\uff0c\u4e5f\u80fd\u8b93\u4f60\u53ca\u65e9\u767c\u73fe\u5c01\u5305\u907a\u5931\u554f\u984c\u3002<\/p>\n<h3>\u8207\u96fb\u4fe1\u696d\u8005\u5354\u4f5c<\/h3>\n<p>\u7576\u5c01\u5305\u907a\u5931\u5f71\u97ff\u4f60\u7684\u5916\u90e8\u7db2\u8def\u6642\uff0c\u4f60\u9700\u8981\u8207\u96fb\u4fe1\u696d\u8005\uff08ISP\uff09\u5354\u540c\u8655\u7406\u3002\u5148\u5f9e\u6e2c\u8a66\u6709\u7dda\u9023\u7dda\u8207 ping \u4f3a\u670d\u5668\u958b\u59cb\uff0c\u4ee5\u627e\u51fa\u5c01\u5305\u907a\u5931\u7684\u4f4d\u7f6e\u3002\u5982\u679c\u78ba\u8a8d\u4e86\u554f\u984c\u6e90\u982d\uff0c\u5c31\u66f4\u63db\u6545\u969c\u786c\u9ad4\u6216\u4fee\u5fa9\u8edf\u9ad4\u554f\u984c\u3002\u5982\u679c\u5c01\u5305\u907a\u5931\u4ecd\u7136\u5b58\u5728\uff0c\u5411\u96fb\u4fe1\u696d\u8005\u63d0\u4ea4\u670d\u52d9\u55ae\uff0c\u4e26\u63d0\u4f9b\u8a73\u7d30\u8cc7\u8a0a\uff0c\u5305\u62ec traceroute \u7d50\u679c\u8207\u6548\u80fd\u5831\u544a\u3002\u96fb\u4fe1\u696d\u8005\u901a\u5e38\u6703\u4f7f\u7528\u76e3\u63a7\u4ee3\u7406\u7a0b\u5f0f\u4f86\u512a\u5316\u6548\u80fd\u4e26\u6392\u67e5\u5c01\u5305\u907a\u5931\u3002\u7cbe\u6e96\u7684\u554f\u984c\u8a3a\u65b7\u80fd\u5e36\u4f86\u66f4\u5feb\u901f\u7684\u4fee\u5fa9\u8207\u66f4\u6709\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u5411\u96fb\u4fe1\u696d\u8005\u63d0\u4f9b\u5177\u9ad4\u6578\u64da\uff0c\u6709\u52a9\u65bc\u7dad\u6301\u7db2\u8def\u8655\u65bc\u6700\u4f73\u72c0\u614b\u4e26\u63d0\u5347\u4f7f\u7528\u8005\u6eff\u610f\u5ea6\u3002<\/p>\n<h3>\u6700\u4f73\u5316\u7db2\u8def\u67b6\u69cb<\/h3>\n<p>\u900f\u904e\u6700\u4f73\u5316\u7db2\u8def\u67b6\u69cb\uff0c\u4f60\u53ef\u4ee5\u5927\u5e45\u964d\u4f4e\u5c01\u5305\u907a\u5931\u3002\u4f7f\u7528\u5c01\u5305\u907a\u5931\u76e3\u63a7\u5de5\u5177\u627e\u51fa\u554f\u984c\uff0c\u4e26\u5347\u7d1a\u7db2\u8def\u57fa\u790e\u5efa\u8a2d\uff0c\u5f15\u5165\u73fe\u4ee3\u5316\u8a2d\u5099\u4ee5\u63d0\u5347\u53ef\u9760\u6027\u3002\u90e8\u7f72\u5099\u63f4\u6a5f\u5236\uff0c\u7528\u65bc\u91cd\u5efa\u907a\u5931\u7684\u8cc7\u6599\u4e26\u6539\u5584\u6574\u9ad4\u6548\u80fd\u3002\u8abf\u6574 MTU\uff08\u6700\u5927\u50b3\u8f38\u55ae\u5143\uff09\u4ee5\u907f\u514d\u5c01\u5305\u5206\u6bb5\u3002\u900f\u904e\u6700\u4f73\u5316 TCP\/IP \u8a2d\u5b9a\uff08\u4f8b\u5982\u8996\u7a97\u5927\u5c0f\uff09\u4f86\u63d0\u5347\u6548\u80fd\u3002\u63a1\u7528\u524d\u5411\u932f\u8aa4\u66f4\u6b63\uff08FEC\uff09\u8207\u81ea\u52d5\u91cd\u9001\u8acb\u6c42\uff08ARQ\uff09\u7b49\u932f\u8aa4\u5075\u6e2c\u8207\u66f4\u6b63\u6a5f\u5236\u3002\u4f7f\u7528 TCP 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