{"id":18283,"date":"2025-07-05T13:04:15","date_gmt":"2025-07-05T05:04:15","guid":{"rendered":"https:\/\/92it.top\/?p=18283"},"modified":"2025-07-05T13:08:42","modified_gmt":"2025-07-05T05:08:42","slug":"nat%e6%98%af%e4%bb%80%e4%b9%88%ef%bc%9f%e5%ae%83%e6%9c%89%e4%bb%80%e4%b9%88%e4%bd%9c%e7%94%a8","status":"publish","type":"post","link":"https:\/\/92it.top\/?p=18283","title":{"rendered":"NAT\u662f\u4ec0\u4e48\uff1f\u5b83\u6709\u4ec0\u4e48\u4f5c\u7528"},"content":{"rendered":"\n

\u80cc\u666f<\/strong><\/p>\n\n\n\n

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    \n
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        \n\n\n\n

        \u660e\u767d\u4e86SNAT\uff0c\u6211\u4eec\u518d\u6765\u770b\u4e00\u4e0bDNAT\uff0cDNAT\u540d\u4e3a\u76ee\u6807\u5730\u5740\u8f6c\u6362\uff0c\u987e\u540d\u601d\u4e49\uff0c\u8ddfSNAT\u76f8\u53cd\uff0cDNAT\u662f\u628a\u76ee\u6807\u5730\u5740\u4fee\u6539\u7684\u6280\u672f\u3002\u90a3\u4e48DNAT\u6709\u4ec0\u4e48\u7528\u5462\uff1f<\/p>\n\n\n\n

        \u5982\u679c\u6211\u4eec\u7684\u5185\u7f51\u8ba1\u7b97\u673a\u5bf9\u5916\u63d0\u4f9b\u670d\u52a1\uff0c\u516c\u7f51\u53d1\u8fc7\u6765\u7684\u8bf7\u6c42\uff0c\u4e0d\u80fd\u76f4\u63a5\u5230\u8fbe\u5185\u7f51\u8ba1\u7b97\u673a\uff0c\u6211\u4eec\u5c31\u9700\u8981\u8def\u7531\u5668\u7528DNAT\u6280\u672f\uff0c\u5e2e\u6211\u4eec\u8f6c\u53d1\u8bf7\u6c42\u3002<\/p>\n\n\n\n

          \n
        • 1.\u6bd4\u5982\u6211\u4eec\u5185\u7f51\u7684\u4e3b\u673a\u4e0a\u6709\u4e00\u4e2aweb\u670d\u52a1\uff0c\u76d1\u542c\u4e8680\u7aef\u53e3\uff0c\u6211\u4eec\u9700\u8981\u5728\u8def\u7531\u5668\u4e0a\u914d\u7f6e\u4e00\u4e2aDNAT\uff0c\u5185\u5bb9\u4e3a\u8bbf\u95ee\u516c\u7f51\u5730\u5740\u76848080\u7aef\u53e3\uff0c\u5c31\u5e2e\u6211\u4eec\u8f6c\u5230\u8ba1\u7b97\u673a1\uff0c\u4e5f\u5c31\u662f192.168.1.1\u768480\u7aef\u53e3\u3002<\/li>\n\n\n\n
        • 2.\u5219\u5f53\u8bbf\u95ee\u6570\u636e\u5305\u4eceWAN\u53e3\u8fdb\u5165\u540e\uff0c\u8def\u7531\u5668\u6267\u884cDNAT\uff0c\u4fee\u6539\u76ee\u6807\u5730\u5740\u4e3a192.168.1.1\uff0c\u4fee\u6539\u76ee\u6807\u7aef\u53e3\u4e3a80\uff0c\u628a\u6570\u636e\u5305\u8f6c\u53d1\u7ed9\u4e86\u8ba1\u7b97\u673a1\u3002<\/li>\n<\/ul>\n\n\n
          \n
          \"\"<\/figure><\/div>\n\n\n

          \u3000<\/p>\n\n\n\n

          \u6838\u5fc3\u529f\u80fd<\/strong><\/p>\n\n\n\n

          \u4fee\u6539\u6570\u636e\u5305\u7684\u76ee\u7684 IP \u5730\u5740<\/strong>\uff0c\u8ba9\u5916\u7f51\u80fd\u901a\u8fc7\u516c\u7f51 IP \u8bbf\u95ee\u5185\u7f51\u7279\u5b9a\u8bbe\u5907\u3002<\/p>\n\n\n\n

          \u3000<\/p>\n\n\n\n

          \u901a\u4fd7\u4f8b\u5b50<\/strong><\/p>\n\n\n\n

          \u6bd4\u5982\u4f60\u5728\u516c\u53f8\u5185\u7f51\u642d\u5efa\u4e86\u4e00\u4e2a\u7f51\u7ad9\uff08\u670d\u52a1\u5668 IP \u662f 192.168.1.200\uff09\uff0c\u60f3\u8ba9\u5916\u7f51\u7528\u6237\u8bbf\u95ee\uff1a<\/p>\n\n\n\n

            \n
          1. \u5916\u7f51\u7528\u6237\u8f93\u5165\u7f51\u5740\uff08\u5bf9\u5e94\u516c\u7f51 IP \u662f 100.100.100.100\uff09\uff0c\u8bf7\u6c42\u8bbf\u95ee\u7f51\u7ad9\u3002<\/li>\n\n\n\n
          2. \u6570\u636e\u5305\u5230\u8fbe\u516c\u53f8\u8def\u7531\u5668\uff08NAT \u8bbe\u5907\uff09\u65f6\uff0c\u8def\u7531\u5668\u628a\u76ee\u7684 IP \u4ece\u516c\u7f51 IP 100.100.100.100 \u6539\u6210\u5185\u7f51\u670d\u52a1\u5668\u7684 IP 192.168.1.200\uff0c\u5e76\u8bb0\u5f55 \u201c\u6709\u4eba\u8981\u8bbf\u95ee\u5185\u7f51\u670d\u52a1\u5668\u201d\u3002<\/li>\n\n\n\n
          3. \u5185\u7f51\u670d\u52a1\u5668\u6536\u5230\u8bf7\u6c42\u540e\uff0c\u5904\u7406\u6570\u636e\u5e76\u8fd4\u56de\u7ed9\u8def\u7531\u5668\u3002<\/li>\n\n\n\n
          4. \u8def\u7531\u5668\u518d\u628a\u8fd4\u56de\u6570\u636e\u7684\u6e90 IP \u6539\u6210\u516c\u7f51 IP\uff0c\u53d1\u7ed9\u5916\u7f51\u7528\u6237\u3002<\/li>\n<\/ol>\n\n\n\n

            \u3000<\/p>\n\n\n\n

            \u4f5c\u7528<\/strong><\/p>\n\n\n\n

              \n
            • \u53d1\u5e03\u5185\u7f51\u670d\u52a1\uff1a\u8ba9\u5916\u7f51\u80fd\u8bbf\u95ee\u5185\u7f51\u7684\u7f51\u7ad9\u3001\u670d\u52a1\u5668\u3001\u6444\u50cf\u5934\u7b49\uff08\u6bd4\u5982\u4f01\u4e1a\u5bf9\u5916\u63d0\u4f9b\u670d\u52a1\uff09\u3002<\/li>\n\n\n\n
            • \u7aef\u53e3\u6620\u5c04\uff1a\u5e38\u914d\u5408\u7aef\u53e3\u53f7\u4f7f\u7528\uff08\u5982\u5c06\u516c\u7f51 IP \u7684 80 \u7aef\u53e3\u6620\u5c04\u5230\u5185\u7f51\u670d\u52a1\u5668\u7684 80 \u7aef\u53e3\uff09\uff0c\u66f4\u7cbe\u51c6\u5730\u8f6c\u53d1\u8bf7\u6c42\u3002<\/li>\n<\/ul>\n\n\n\n

              \u3000\u3000\u3000<\/p>\n\n\n\n

              \u5bf9\u6bd4\u603b\u7ed3\uff08\u4e00\u770b\u5c31\u61c2\uff09<\/strong><\/p>\n\n\n\n

              \n\n\n\n

              SNAT<\/strong>\uff1a\u5185\u7f51\u8bbe\u5907 \u201c\u51fa\u95e8\u201d \u65f6\u6362\u4e2a\u516c\u7f51\u8eab\u4efd\uff0c\u907f\u514d\u66b4\u9732\u81ea\u5df1\uff08\u6e90 IP \u53d8\uff09\u3002<\/p>\n\n\n\n

              DNAT<\/strong>\uff1a\u5916\u7f51\u60f3 \u201c\u8fdb\u95e8\u201d \u65f6\uff0cNAT \u8bbe\u5907\u628a\u8bf7\u6c42\u8f6c\u53d1\u7ed9\u6307\u5b9a\u7684\u5185\u7f51\u8bbe\u5907\uff08\u76ee\u7684 IP \u53d8\uff09\u3002<\/p>\n\n\n\n

              \u7c7b\u578b<\/strong><\/th>\u4fee\u6539\u7684 IP<\/strong><\/th>\u6838\u5fc3\u76ee\u7684<\/strong><\/th>\u751f\u6d3b\u7c7b\u6bd4<\/strong><\/th>\u5e38\u89c1\u573a\u666f<\/strong><\/th><\/tr><\/thead>
              SNAT<\/strong><\/td>\u6e90 IP\uff08\u4ece\u5185\u7f51\u2192\u516c\u7f51\uff09<\/td>\u8ba9\u5185\u7f51\u8bbe\u5907\u5171\u4eab\u516c\u7f51 IP \u4e0a\u7f51<\/td>\u5168\u5bb6\u4eba\u7528\u4e00\u4e2a\u95e8\u724c\u53f7\u6536\u5feb\u9012<\/td>\u5bb6\u5ead\u8def\u7531\u5668\u3001\u4f01\u4e1a\u51fa\u53e3\u7f51\u5173<\/td><\/tr>
              DNAT<\/strong><\/td>\u76ee\u7684 IP\uff08\u4ece\u516c\u7f51\u2192\u5185\u7f51\uff09<\/td>\u8ba9\u5916\u7f51\u8bbf\u95ee\u5185\u7f51\u7279\u5b9a\u8bbe\u5907<\/td>\u5feb\u9012\u5458\u6309\u95e8\u724c\u53f7\u9001\u5230\u5177\u4f53\u623f\u95f4<\/td><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

              \u3000\u3000<\/p>\n\n\n\n

              NAT\u6280\u672f\u9664\u4e86\u4eca\u5929\u6211\u4eec\u4ecb\u7ecd\u7684DNAT \u548c DNAT\u4ee5\u5916\uff0c\u8fd8\u6709\u53e6\u5916\u4e94\u79cd\u5206\u7c7b\u3002<\/p>\n\n\n\n

                \n
              • \u9759\u6001NAT\uff1a\u662f\u79c1\u6709\u5730\u5740\u548c\u5171\u6709\u5730\u5740\u662f1:1\u7684\u56fa\u5b9a\u6620\u5c04\u5173\u7cfb\u3002<\/li>\n\n\n\n
              • \u52a8\u6001NAT\uff1a\u5b83\u4f7f\u7528\u4e86\u4e00\u4e2a\u5730\u5740\u6c60\u6765\u52a8\u6001\u5206\u914d\u516c\u6709\u5730\u5740\u3002<\/li>\n\n\n\n
              • NAT Server\uff1a\u9002\u7528\u4e8e\u9700\u8981\u6765\u63d0\u4f9b\u5bf9\u5916\u670d\u52a1\u7684\u5185\u90e8\u670d\u52a1\u5668\u4f7f\u7528\u3002<\/li>\n\n\n\n
              • NAPT\uff1a\u4e5f\u79f0PAT\uff0c\u591a\u4e2a\u79c1\u6709\u5730\u5740\u901a\u8fc7\u5171\u4eab\u5c11\u91cf\u7684\u516c\u6709\u5730\u5740\u548c\u4e0d\u540c\u7684\u7aef\u53e3\u53f7\u4e0e\u5916\u90e8\u901a\u4fe1\u3002<\/li>\n\n\n\n
              • Easy IP\uff1a\u4e0ePAT\u7c7b\u4f3c\uff0c\u4f7f\u7528\u51fa\u63a5\u53e3\u5730\u5740\u505aNAPT\uff0c\u9002\u5408\u6ca1\u6709\u56fa\u5b9a\u516c\u7f51IP\u7684\u573a\u666f\u3002<\/li>\n<\/ul>\n\n\n\n

                NAT\u6280\u672f\u6df1\u5165\u5230\u6211\u4eec\u751f\u6d3b\u7684\u65b9\u65b9\u9762\u9762\uff0c\u5c0f\u5230\u5bb6\u5ead\u7f51\u7edc\uff0c\u5927\u5230\u5e9e\u5927\u7684\u8fd0\u8425\u5546\u7f51\u7edc\uff0c\u4e91\u8ba1\u7b97\u5e73\u53f0\u7b49\u3002\u90fd\u4f7f\u7528\u8fd9NAT\u6280\u672f\u3002<\/p>\n\n\n

                \n
                \"\"<\/figure><\/div>\n\n\n

                \u3000<\/p>\n\n\n\n

                \u5728IPV4\u5730\u5740\u4e25\u91cd\u532e\u4e4f\u7684\u4eca\u5929\uff0c\u6211\u4eec\u7684\u7f51\u7edc\u4f9d\u7136\u80fd\u6b63\u5e38\u7684\u8fd0\u8f6c\uff0c\u591a\u4e8f\u4e86NAT\u6280\u672f\u7684\u5b58\u5728\u3002<\/p>\n\n\n\n

                \u3000\u3000<\/p>\n\n\n\n

                SNAT \u548c DNAT \u662f\u8def\u7531\u5668\u7684\u57fa\u672c\u529f\u80fd\u5417\uff1f<\/strong><\/p>\n\n\n\n

                \n\n\n\n

                \u5927\u591a\u6570\u8def\u7531\u5668\u9ed8\u8ba4\u652f\u6301 SNAT<\/p>\n\n\n\n

                  \n
                • \u5bb6\u7528\u8def\u7531\u5668\uff1a\u51e0\u4e4e\u6240\u6709\u5bb6\u7528\u8def\u7531\u5668\uff08\u5982 TP-Link\u3001\u5c0f\u7c73\u8def\u7531\u5668\u7b49\uff09\u90fd\u5185\u7f6e SNAT \u529f\u80fd\uff0c\u7528\u4e8e\u5b9e\u73b0 \u201c\u591a\u8bbe\u5907\u5171\u4eab\u4e00\u4e2a\u5bbd\u5e26 IP \u4e0a\u7f51\u201d\u3002\u6bd4\u5982\u4f60\u5bb6\u91cc\u7528\u8def\u7531\u5668\u8fde\u63a5\u5bbd\u5e26\u540e\uff0c\u624b\u673a\u3001\u7535\u8111\u7b49\u8bbe\u5907\u80fd\u540c\u65f6\u4e0a\u7f51\uff0c\u6b63\u662f\u56e0\u4e3a\u8def\u7531\u5668\u901a\u8fc7 SNAT \u5c06\u8fd9\u4e9b\u8bbe\u5907\u7684\u5185\u7f51 IP \u8f6c\u6362\u4e3a\u5bbd\u5e26\u7684\u516c\u7f51 IP\u3002<\/li>\n\n\n\n
                • \u4f01\u4e1a\u7ea7\u8def\u7531\u5668\uff1a\u9664\u4e86\u57fa\u7840 SNAT\uff0c\u8fd8\u53ef\u80fd\u652f\u6301\u66f4\u590d\u6742\u7684\u7b56\u7565\uff08\u5982\u57fa\u4e8e IP \u6216\u7aef\u53e3\u7684 SNAT \u89c4\u5219\uff09\uff0c\u6ee1\u8db3\u4f01\u4e1a\u591a\u90e8\u95e8\u5171\u4eab\u516c\u7f51 IP \u7684\u9700\u6c42\u3002<\/li>\n<\/ul>\n\n\n\n

                  \u3000<\/p>\n\n\n\n

                  DNAT \u529f\u80fd\u5728\u8def\u7531\u5668\u4e2d\u66f4\u4f9d\u8d56\u578b\u53f7\u548c\u914d\u7f6e<\/p>\n\n\n\n

                    \n
                  • \u5bb6\u7528\u8def\u7531\u5668\uff1a\n
                      \n
                    • \u90e8\u5206\u9ad8\u7aef\u5bb6\u7528\u8def\u7531\u5668\uff08\u5982\u534e\u7855\u3001\u7f51\u4ef6\u7684\u9ad8\u7aef\u578b\u53f7\uff09\u652f\u6301 DNAT\uff08\u901a\u5e38\u79f0\u4e3a \u201c\u865a\u62df\u670d\u52a1\u5668\u201d \u6216 \u201c\u7aef\u53e3\u8f6c\u53d1\u201d\uff09\uff0c\u5141\u8bb8\u7528\u6237\u5c06\u516c\u7f51 IP \u7684\u67d0\u4e2a\u7aef\u53e3\u6620\u5c04\u5230\u5185\u7f51\u8bbe\u5907\uff08\u6bd4\u5982\u628a\u516c\u7f51 80 \u7aef\u53e3\u6620\u5c04\u5230\u5185\u7f51\u6444\u50cf\u5934\u7684 IP \u548c\u7aef\u53e3\uff0c\u5b9e\u73b0\u5916\u7f51\u8bbf\u95ee\uff09\u3002<\/li>\n\n\n\n
                    • \u5165\u95e8\u7ea7\u5bb6\u7528\u8def\u7531\u5668\u53ef\u80fd\u4e0d\u652f\u6301 DNAT\uff0c\u6216\u4ec5\u652f\u6301\u7b80\u5355\u7684\u7aef\u53e3\u8f6c\u53d1\uff08\u9700\u624b\u52a8\u914d\u7f6e\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n
                    • \u4f01\u4e1a\u7ea7 \/ \u5de5\u4e1a\u7ea7\u8def\u7531\u5668\uff1a\u666e\u904d\u652f\u6301 DNAT\uff0c\u4e14\u529f\u80fd\u66f4\u5f3a\u5927\uff0c\u53ef\u8bbe\u7f6e\u591a\u6761\u89c4\u5219\u3001\u7ed3\u5408\u57df\u540d\u89e3\u6790\u3001\u652f\u6301\u8d1f\u8f7d\u5747\u8861\u7b49\uff0c\u5e38\u7528\u4e8e\u4f01\u4e1a\u5bf9\u5916\u53d1\u5e03\u670d\u52a1\uff08\u5982\u7f51\u7ad9\u3001\u90ae\u4ef6\u670d\u52a1\u5668\uff09\u3002<\/li>\n<\/ul>\n\n\n\n

                      \u3000<\/p>\n\n\n\n

                      \u8def\u7531\u5668\u662f\u5b9e\u73b0 SNAT\/DNAT \u7684\u5e38\u89c1\u8f7d\u4f53\uff0c\u4f46\u9700\u6ce8\u610f<\/p>\n\n\n\n

                        \n
                      • SNAT \u662f\u8def\u7531\u5668\u7684 \u201c\u6807\u914d\u201d\uff1a\u51e0\u4e4e\u6240\u6709\u8def\u7531\u5668\u90fd\u652f\u6301 SNAT\uff0c\u5426\u5219\u65e0\u6cd5\u5b9e\u73b0\u591a\u8bbe\u5907\u5171\u4eab\u4e0a\u7f51\u3002<\/li>\n\n\n\n
                      • DNAT \u9700\u770b\u8def\u7531\u5668 \u201c\u6863\u6b21\u201d\uff1a\u5bb6\u7528\u8def\u7531\u5668\u53ef\u80fd\u4ec5\u90e8\u5206\u652f\u6301\u7b80\u5355 DNAT\uff08\u7aef\u53e3\u8f6c\u53d1\uff09\uff0c\u4f01\u4e1a\u7ea7\u8bbe\u5907\u5219\u652f\u6301\u66f4\u5b8c\u6574\u7684\u529f\u80fd\u3002<\/li>\n\n\n\n
                      • \u6838\u5fc3\u4f5c\u7528\uff1a\u65e0\u8bba\u662f\u54ea\u79cd\u8bbe\u5907\uff0cSNAT \u89e3\u51b3 \u201c\u5185\u7f51\u5171\u4eab\u516c\u7f51 IP\u201d \u7684\u95ee\u9898\uff0cDNAT \u89e3\u51b3 \u201c\u5916\u7f51\u8bbf\u95ee\u5185\u7f51\u670d\u52a1\u201d \u7684\u95ee\u9898\uff0c\u4e8c\u8005\u662f NAT \u6280\u672f\u7684\u6838\u5fc3\u5e94\u7528\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"

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