{"id":290551,"date":"2024-03-27T05:35:43","date_gmt":"2024-03-26T21:35:43","guid":{"rendered":"https:\/\/lrxjmw.cn\/lnhfhqjmymjm.html"},"modified":"2024-03-27T05:35:43","modified_gmt":"2024-03-26T21:35:43","slug":"lnhfhqjmymjm","status":"publish","type":"post","link":"https:\/\/lrxjmw.cn\/lnhfhqjmymjm.html","title":{"rendered":"Linux\u5185\u6838\u9632\u706b\u5899\u89e3\u5bc6\uff1a\u6e90\u7801\u63ed\u79d8\u7f51\u7edc\u5b89\u5168\u5965\u79d8"},"content":{"rendered":"<p style='margin-bottom:16px;color:#555555;font-size:16px;line-height:200%;text-indent:2em'>\u8eab\u4e3a\u70ed\u8877\u4e8e<a style='color:#0000CC' href='https:\/\/lrxjmw.cn\/' target='_blank' rel=\"noopener\">Linux<\/a>\u64cd\u4f5c<a style='color:#0000CC' href='https:\/\/www.linuxdown.com\/' target='_blank' rel=\"noopener\">\u7cfb\u7edf<\/a>\u6784\u5efa\u7684\u7cfb\u7edf\u67b6\u6784\u5e08\uff0c\u672c\u4eba\u5bf9\u8be5\u7cfb\u7edf\u5185\u6838\u9632\u706b\u5899\u6e90\u7801\u8fdb\u884c\u6df1\u5ea6\u5256\u6790\uff0c\u4ee5\u66f4\u7cbe\u786e\u5730\u8ba4\u8bc6\u5176\u5de5\u4f5c\u673a\u5236\u53ca\u5176\u5b9e\u73b0\u7b56\u7565\u3002\u672c\u6587\u4ece\u9632\u706b\u5899\u7406\u8bba\uff0cLinux\u5185\u6838\u9632\u706b\u5899\u6a21\u5757\uff0c\u6570\u636e\u5305\u7b5b\u9009\u89c4\u5219\u5339\u914d\u89e3\u6790\uff0c\u9632\u706b\u5899\u7b56\u7565\u8c03\u6574\u53ca\u6548\u7387\u63d0\u5347\u7b49\u91cd\u8981\u8bae\u9898\u7740\u624b\u5206\u6790\uff0c\u529b\u6c42\u901a\u8fc7\u6e90\u7801\u89e3\u8bfb\u6765\u63ed\u79d8Linux\u5185\u6838\u9632\u706b\u5899\u7684\u6df1\u5c42\u539f\u7406\u3002<\/p>\n<p style='margin-bottom:16px;color:#555555;font-size:16px;line-height:200%;text-indent:2em'><b>\u4ec0\u4e48\u662f\u9632\u706b\u5899\uff1f<\/b><\/p>\n<p style='margin-bottom:16px;color:#555555;font-size:16px;line-height:200%;text-indent:2em'>\u5728\u8ba1\u7b97\u673a\u7f51\u7edc\u5b89\u5168\u9886\u57df\uff0c\u9632\u706b\u5899\u4f5c\u4e3a\u4e00\u79cd\u5173\u952e\u7684\u5b89\u5168\u7cfb\u7edf\uff0c\u4e3b\u8981\u8d1f\u8d23\u76d1\u63a7\u5e76\u7ba1\u63a7\u7f51\u7edc\u6d41\u91cf\uff0c\u4e3a\u4fdd\u62a4\u5185\u90e8\u7f51\u7edc\u514d\u53d7\u6076\u610f\u653b\u51fb\u63d0\u4f9b\u6709\u6548\u4fdd\u969c\u3002\u8be5\u8bbe\u5907\u53ef\u4f9d\u7167\u9884\u8bbe\u7684\u5b89\u5168\u653f\u7b56\u89c4\u5219\u5bf9\u6570\u636e\u5305\u8fdb\u884c\u7b5b\u9009\u3001\u4e2d\u7ee7\u4f20\u8f93\u6216\u8005\u76f4\u63a5\u653e\u5f03\uff0c\u8fdb\u800c\u638c\u63a7\u5168\u5c40\u7684\u7f51\u7edc\u901a\u4fe1\u6d3b\u52a8\u53ca\u7ba1\u7406\u5de5\u4f5c\u3002\u800c\u5728\u5185\u6838\u5c42\u9762\uff0cLinux \u7cfb\u7edf\u51ed\u501f\u5176\u6240\u62e5\u6709\u7684\u5185\u6838\u7ea7\u9632\u706b\u5899\u8f6f\u4ef6\u89e3\u51b3\u65b9\u6848\uff0c\u4e3a\u7f51\u7edc\u6d41\u91cf\u7684\u8fc7\u6ee4\u4e0e\u7ba1\u63a7\u63d0\u4f9b\u4e86\u5f3a\u5927\u652f\u6301\u3002<\/p>\n<p style='margin-bottom:16px;color:#555555;font-size:16px;line-height:200%;text-indent:2em'><b>Linux\u5185\u6838\u4e2d\u7684\u9632\u706b\u5899\u6a21\u5757<\/b><\/p>\n<p style='margin-bottom:16px;color:#555555;font-size:16px;line-height:200%;text-indent:2em'>\u5728\u5185\u6838\u64cd\u4f5c\u7cfb\u7edfLinux\u4e2d\uff0c\u7531\u7f51\u7edc\u8fc7\u6ee4\u5668\u8f6f\u4ef6\u6846\u67b6Netfilter\u8d1f\u8d23\u5b9e\u73b0\u9632\u706b\u5899\u529f\u80fd\uff0c\u5b83\u88ab\u5b9a\u4f4d\u4e3a\u6838\u5fc3\u7684\u5185\u6838\u7a7a\u95f4\u6a21\u5757\uff0c\u7528\u5176\u7279\u6b8a\u7684\u94a9\u5b50\u51fd\u6570\u673a\u5236\uff0c\u53ef\u4ee5\u5141\u8bb8\u5176\u4ed6\u6a21\u5757\u8fdb\u884c\u6570\u636e\u5305\u7684\u4ea4\u4e92\u63a7\u5236\u3002\u5176\u4e2d\uff0cNetfilter\u5185\u90e8\u7ed3\u6784\u5206\u4e3a\u4e09\u5927\u8981\u7d20\u2014\u2014\u8868\uff0c\u94fe\uff0c\u4ee5\u53ca\u89c4\u5219\u3002\u8fd9\u4e9b\u5143\u7d20\u5404\u53f8\u5176\u804c\uff0c\u8868\u7528\u4ee5\u6574\u7406\u6709\u5e8f\u5730\u5b58\u653e\u5404\u79cd\u89c4\u5219\uff0c\u94fe\u7528\u6765\u94fe\u63a5\u89c4\u5219\uff0c\u800c\u89c4\u5219\u5219\u76f4\u63a5\u51b3\u5b9a\u6570\u636e\u5305\u7684\u6700\u7ec8\u884c\u4e3a\u8868\u73b0\u3002<\/p>\n<p style='margin-bottom:16px;color:#555555;font-size:16px;line-height:200%;text-indent:2em'>\u5728Netfilter\u67b6\u6784\u4f53\u7cfb\u4e2d\uff0c\u4e09\u4e2a\u91cd\u8981\u5b9e\u65bd\u8981\u7d20\u5206\u522b\u4e3afilter\u8868\u3001nat\u8868\u4ee5\u53camangle\u8868\u3002Filter\u8868\u4e3b\u8981\u8d1f\u8d23\u6570\u636e\u5305\u8fc7\u6ee4\uff0c\u800cnat\u8868\u5219\u4e3b\u8981\u6d89\u53ca\u5730\u5740\u8f6c\u6362\u64cd\u4f5c\uff0c\u6700\u540e\uff0cmangle\u8868\u4e13\u6ce8\u4e8e\u4fee\u6539\u62a5\u6587\u5185\u5bb9\u3002\u6bcf\u5f20\u8868\u53c8\u914d\u5907\u6709\u9884\u5148\u8bbe\u5b9a\u597d\u7684\u94fe\u6761\uff0c\u5305\u62ec\u4f46\u4e0d\u9650\u4e8e\u8f93\u5165\u94fe\uff08INPUT\uff09\u3001\u8f93\u51fa\u94fe\uff08OUTPUT\uff09\u53ca\u8f6c\u53d1\u94fe\uff08FORWARD\uff09\u7b49\u3002\u7528\u6237\u53ef\u501f\u52a9iptables\u6307\u4ee4\u5411\u4e0a\u8ff0\u94fe\u6761\u9644\u52a0\u81ea\u5b9a\u89c4\u5219\u4ee5\u8fbe\u5230\u7279\u5b9a\u529f\u6548\u3002<\/p>\n<p style='margin-bottom:16px;color:#555555;font-size:16px;line-height:200%;text-indent:2em'><img style='max-height:350px;max-width:80%;margin: 10px auto' src='https:\/\/lrxjmw.cn\/wp-content\/uploads\/2024\/03\/1711488943629_1.png' alt='linux\u9632\u706b\u5899\u7684\u533a\u57df\u7684\u5229\u7528_linux\u5f00\u6e90\u9632\u706b\u5899_linux\u5185\u6838\u9632\u706b\u5899\u6e90\u4ee3\u7801\u5206\u6790' \/><\/p>\n<p style='margin-bottom:16px;color:#555555;font-size:16px;line-height:200%;text-indent:2em'><b>\u6570\u636e\u5305\u8fc7\u6ee4\u89c4\u5219\u7684\u5339\u914d\u8fc7\u7a0b<\/b><\/p>\n<p style='margin-bottom:16px;color:#555555;font-size:16px;line-height:200%;text-indent:2em'>\u5728Linux\u4f53\u7cfb\u4e0b\uff0c\u6570\u636e\u5305\u7684\u4f20\u8f93\u6d41\u7a0b\u9700\u5386\u7ecf\u7b5b\u9009\u51b3\u7b56\u8fc7\u7a0b\u3002\u8fd9\u5305\u62ec\u6570\u636e\u5305\u8fc7\u6ee4\u89c4\u5219\u7684\u7cbe\u51c6\u5339\u914d\u8fc7\u7a0b\u3002\u5728Netfilter\u67b6\u6784\u4e0b\uff0c\u6570\u636e\u5305\u5c06\u6309\u65e2\u5b9a\u987a\u5e8f\u6d41\u7ecf\u5404\u6761\u94fe\u8def\uff0c\u6bcf\u6761\u94fe\u8def\u4e0a\u4f9d\u6b21\u5b9e\u73b0\u76f8\u5e94\u89c4\u5219\u7684\u5339\u914d\u5b9e\u65bd\u3002<\/p>\n<p style='margin-bottom:16px;color:#555555;font-size:16px;line-height:200%;text-indent:2em'><img style='max-height:350px;max-width:80%;margin: 10px auto' src='https:\/\/lrxjmw.cn\/wp-content\/uploads\/2024\/03\/1711488943629_2.png' alt='linux\u9632\u706b\u5899\u7684\u533a\u57df\u7684\u5229\u7528_linux\u5f00\u6e90\u9632\u706b\u5899_linux\u5185\u6838\u9632\u706b\u5899\u6e90\u4ee3\u7801\u5206\u6790' \/><\/p>\n<p style='margin-bottom:16px;color:#555555;font-size:16px;line-height:200%;text-indent:2em'>\u51c6\u786e\u800c\u8a00\uff0c\u5f53\u94fe\u4e0a\u5b58\u5728\u591a\u6761\u89c4\u5219\u65f6\uff0c\u4e00\u4e2a\u4e2a\u6570\u636e\u5305\u4f9d\u6b21\u548c\u8fd9\u4e9b\u89c4\u5219\u9010\u4e00\u6bd4\u5bf9\u3002\u82e5\u67d0\u4e2a\u89c4\u5219\u6bd4\u5bf9\u7ed3\u679c\u4e3a\u6210\u529f\uff0c\u90a3\u4e48\u5373\u523b\u5b9e\u65bd\u8fd9\u4e2a\u89c4\u5219\u5bf9\u5e94\u7684\u64cd\u4f5c\uff0c\u540c\u65f6\u4e5f\u7ed3\u675f\u5728\u8fd9\u6761\u94fe\u4e0a\u7684\u6bd4\u5bf9\u8fc7\u7a0b\uff1b\u5018\u82e5\u4f9d\u7167\u4ee5\u4e0a\u6b65\u9aa4\u5168\u90e8\u89c4\u5219\u5747\u6ca1\u6709\u4e0e\u6570\u636e\u5305\u5339\u914d\u6210\u529f\uff0c\u90a3\u4e48\u4fbf\u6839\u636e\u8bbe\u5b9a\u597d\u7684\u9ed8\u8ba4\u7b56\u7565\uff08\u4f8b\u5982ACCEPT\u6216DROP\uff09\u7740\u624b\u5904\u7406\u6570\u636e\u5305\u3002\u8fd9\u79cd\u987a\u5e8f\u914d\u5bf9\u65b9\u6cd5\u786e\u4fdd\u4e86\u5404\u4e2a\u89c4\u5219\u4e4b\u95f4\u7684\u6392\u5e8f\u5173\u7cfb\uff0c\u8fdb\u800c\u51b3\u5b9a\u4e86\u6570\u636e\u5305\u63a5\u4e0b\u6765\u7684\u5904\u7406\u8def\u5f84\u3002<\/p>\n<p style='margin-bottom:16px;color:#555555;font-size:16px;line-height:200%;text-indent:2em'><b>\u9632\u706b\u5899\u7b56\u7565\u7684\u7ba1\u7406<\/b><\/p>\n<p style='margin-bottom:16px;color:#555555;font-size:16px;line-height:200%;text-indent:2em'>\u5728\u5b9e\u8df5\u8fd0\u7528\u4e2d\uff0c\u9ad8\u6548\u7ba1\u7406\u9632\u706b\u5899\u7b56\u7565\u6781\u5176\u5173\u952e\u3002\u7ba1\u7406\u8005\u9700\u6839\u636e\u5b9e\u9645\u9700\u6c42\u62df\u5b9a\u6070\u5f53\u89c4\u7ea6\u96c6\uff0c\u540c\u65f6\u8981\u9002\u65f6\u66f4\u65b0\u4e0e\u914d\u7f6e\u9632\u706b\u5899\uff0c\u4ee5\u4fbf\u80fd\u7075\u6d3b\u5e94\u5bf9\u7f51\u7edc\u73af\u5883\u53d8\u5316\u3002\u5728Linux\u7cfb\u7edf\u4e2d\uff0c\u53ef\u501f\u52a9iptables<a style='color:#0000CC' href='https:\/\/www.linuxcool.com\/' target='_blank' rel=\"noopener\">\u547d\u4ee4<\/a>\u884c\u5de5\u5177\u6216\u6d41\u7a0b\u7f16\u7801\u6765\u5b9e\u73b0\u9632\u706b\u5899\u7b56\u7565\u7ba1\u7406\u3002<\/p>\n<p style='margin-bottom:16px;color:#555555;font-size:16px;line-height:200%;text-indent:2em'>\u8fd0\u7528IPTables\u547d\u4ee4\uff0c\u53ef\u65b9\u4fbf\u5730\u65b0\u589e\u3001\u5220\u9664\u3001\u67e5\u8be2\u53ca\u4fdd\u5b58\u89c4\u5219\u914d\u7f6e\uff0c\u5373\u4f7f\u5728\u7cfb\u7edf\u91cd\u542f\u52a8\u65f6\u4e5f\u80fd\u5feb\u901f\u6062\u590d\u3002\u6b64\u5916\uff0c\u501f\u52a9\u7279\u5b9a\u7684IPTables\u811a\u672c\u7a0b\u5e8f\uff0c\u7ba1\u7406\u5458\u751a\u81f3\u80fd\u591f\u9ad8\u6548\u5f62\u6210\u590d\u6742\u7b56\u7565linux\u8f6f\u4ef6\u5de5\u7a0b\u5e08\u57f9\u8bad\uff0c\u4e14\u968f\u65f6\u6839\u636e\u9700\u8981\u8fdb\u884c\u52a8\u6001\u8c03\u6574\u3002\u7279\u522b\u7684\u662f<strong>linux\u5185\u6838\u9632\u706b\u5899\u6e90\u4ee3\u7801\u5206\u6790<\/strong>\uff0c\u5728\u66f4\u9ad8\u7ea7\u522b\u7684\u4f01\u4e1a\u73af\u5883\u4e2d\uff0c\u4e13\u4e1a\u9632\u706b\u5899\u7ba1\u7406\u8f6f\u4ef6\u7684\u534f\u52a9\u53ef\u4ee5\u6781\u5927\u7b80\u5316\u914d\u7f6e\u6d41\u7a0b\u4e0e\u76d1\u6d4b\u5de5\u4f5c\u3002<\/p>\n<p 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