{"id":5578,"date":"2025-05-03T18:51:06","date_gmt":"2025-05-03T10:51:06","guid":{"rendered":"https:\/\/www.elite.cloud\/post\/ec2-%e5%8f%aa%e6%83%b3%e8%ae%93%e7%89%b9%e5%ae%9a-ip-%e9%80%a3%e7%b7%9a%ef%bc%9fsecurity-groups-%e8%88%87-network-acl-%e7%9a%84%e6%ad%a3%e7%a2%ba%e8%a8%ad%e5%ae%9a%e6%96%b9%e5%bc%8f\/"},"modified":"2025-12-26T17:20:04","modified_gmt":"2025-12-26T09:20:04","slug":"how-to-allow-or-block-specific-ips-on-ec2","status":"publish","type":"post","link":"https:\/\/www.elite.cloud\/zh\/post\/how-to-allow-or-block-specific-ips-on-ec2\/","title":{"rendered":"EC2 \u53ea\u60f3\u8b93\u7279\u5b9a IP \u9023\u7dda\uff1fSecurity Groups \u8207 Network ACL \u7684\u6b63\u78ba\u8a2d\u5b9a\u65b9\u5f0f"},"content":{"rendered":"\n<p>\u8981\u7ba1\u7406 EC2 instance \u7684\u7db2\u8def\u5b58\u53d6\uff0c <a href=\"https:\/\/aws.amazon.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">Amazon Web Services (AWS)<\/a> \u63d0\u4f9b\u591a\u7a2e\u6a5f\u5236\uff0c\u5354\u52a9\u4f60\u5141\u8a31\u6216\u5c01\u9396\u7279\u5b9a IP \u4f4d\u5740\u3002\u4ee5\u4e0b\u662f\u4e00\u4efd\u4e00\u6b65\u4e00\u6b65\u7684\u6307\u5357\uff0c\u6559\u4f60\u5982\u4f55\u63a7\u5236 EC2 instances \u7684\u5b58\u53d6\u6b0a\u9650\uff1a <\/p>\n\n<h2 class=\"wp-block-heading\">\u4e86\u89e3 Security Groups \u8207 Network ACLs<\/h2>\n\n<p>\u5728\u9032\u5165\u7d30\u7bc0\u4e4b\u524d\uff0c\u4f60\u9700\u8981\u5148\u7406\u89e3\u5169\u500b\u91cd\u8981\u7684 AWS \u5143\u4ef6\uff1aSecurity Groups \u8207 Network Access Control Lists\uff08ACLs\uff09\u3002<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>AWS \u5b89\u5168\u7fa4\u7d44\uff08Security Groups\uff09<\/strong>\uff1a\u5b83\u5011\u5c31\u50cf\u662f EC2 instances \u7684\u865b\u64ec\u9632\u706b\u7246\uff0c\u5728 instance \u5c64\u7d1a \u63a7\u5236 inbound \u8207 outbound \u6d41\u91cf\u3002<\/li>\n\n\n\n<li><strong>AWS \u7db2\u8def\u5b58\u53d6\u63a7\u5236\u6e05\u55ae\uff08Network ACLs\uff09<\/strong>\uff1a\u5b83\u5011\u5728 subnet \u5c64\u7d1a \u63d0\u4f9b\u4e00\u5c64\u5b89\u5168\u9632\u8b77\uff0c\u7528\u4f86\u63a7\u5236\u9032\u51fa\u4e00\u500b\u6216\u591a\u500b subnets \u7684\u6d41\u91cf\u3002<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">\u4ec0\u9ebc\u662f Inbound \u8207 Outbound Rules\uff1f<\/h2>\n\n<p><strong>Inbound<\/strong>\uff1a\u9019\u4e9b\u898f\u5247\u7528\u4f86\u63a7\u5236\u300c\u9032\u5165\u300dEC2 instance \u7684\u7db2\u8def\u6d41\u91cf\u3002Inbound rules \u6703\u5b9a\u7fa9\u54ea\u4e9b\u6d41\u91cf\u53ef\u4ee5\u9032\u5230 instance\u3002\u8209\u4f8b\u4f86\u8aaa\uff0c\u5982\u679c\u4f60\u7684 EC2 instance \u4e0a\u6709\u904b\u884c web server\uff0c\u4f60\u5c31\u6703\u8a2d\u5b9a inbound rule \u5141\u8a31 port 80\uff08HTTP\uff09\u8207 443\uff08HTTPS\uff09\u7684\u6d41\u91cf\uff0c\u8b93\u4f7f\u7528\u8005\u53ef\u4ee5\u5b58\u53d6\u4f60\u7684\u7db2\u7ad9\u3002  <\/p>\n\n<p><strong>Outbound<\/strong>\uff1a\u9019\u4e9b\u898f\u5247\u7528\u4f86\u63a7\u5236\u300c\u96e2\u958b\u300dEC2 instance \u7684\u7db2\u8def\u6d41\u91cf\u3002Outbound rules \u6703\u6307\u5b9a\u54ea\u4e9b\u6d41\u91cf\u53ef\u4ee5\u5f9e instance \u5c0d\u5916\u9001\u51fa\u3002\u8209\u4f8b\u4f86\u8aaa\uff0c\u5982\u679c\u4f60\u7684\u61c9\u7528\u7a0b\u5f0f\u9700\u8981\u5b58\u53d6\u5916\u90e8\u7684 database \u6216 API\uff0c\u4f60\u5c31\u6703\u8a2d\u5b9a outbound rule\uff0c\u5141\u8a31\u6d41\u91cf\u9023\u5230\u8a72 database \u6216 API \u6240\u5728\u7684\u7279\u5b9a IP \u4f4d\u5740\u6216 port\u3002  <\/p>\n\n<h2 class=\"wp-block-heading\">\u4f7f\u7528 Security Groups \u5728 EC2 instance \u4e0a\u5141\u8a31\u6216\u5c01\u9396 IP \u7684\u64cd\u4f5c\u6b65\u9a5f<\/h2>\n\n<ol class=\"wp-block-list\">\n<li>\u767b\u5165\u4f60\u7684 AWS console\uff0c\u4e26\u9032\u5230 EC2 \u670d\u52d9\u3002\u63a5\u8457\u9ede\u64ca\u300cInstances\u300d\uff0c\u67e5\u770b\u76ee\u524d\u53ef\u7528\u7684 instances\u3002  <\/li>\n<\/ol>\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" src=\"https:\/\/elite.cloud\/wp-content\/uploads\/2025\/04\/How-to-allow-or-block-specific-IPs-on-EC2-instance&#xF03F;_002.webp\" alt=\"EC2 &#x57F7;&#x884C;&#x500B;&#x9AD4;&#x63A7;&#x5236;&#x53F0;&#xFF08; EC2 Instance dashboard&#xFF09;\" class=\"wp-image-1148\"\/><\/figure>\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u63a5\u8457\u9078\u64c7\u4f60\u60f3\u8981\u5141\u8a31 IP \u7684 instance\uff0c\u4e26\u5207\u63db\u5230\u300cSecurity\u300d\u5206\u9801\u3002 <\/li>\n<\/ol>\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" src=\"https:\/\/elite.cloud\/wp-content\/uploads\/2025\/04\/How-to-allow-or-block-specific-IPs-on-EC2-instance&#xF03F;_003.webp\" alt=\"EC2 &#x57F7;&#x884C;&#x500B;&#x9AD4;&#x5B89;&#x5168;&#x7FA4;&#x7D44;&#x898F;&#x5247;\" class=\"wp-image-1150\"\/><\/figure>\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>\u5728\u9019\u88e1\u4f60\u6703\u770b\u5230\u6709\u54ea\u4e9b\u300cSecurity groups\u300d\u5df2\u7d93\u5957\u7528\u5230\u4f60\u7684 EC2 instance\u3002\u4f60\u4e5f\u53ef\u4ee5\u770b\u5230\u6240\u6709 inbound \u8207 outbound rules\u3002\u73fe\u5728\u9ede\u64ca\u300cSecurity groups\u300d\u7684\u540d\u7a31\uff0c\u9032\u5165\u8a72 security group\u3002   <\/li>\n<\/ol>\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" src=\"https:\/\/elite.cloud\/wp-content\/uploads\/2025\/04\/How-to-allow-or-block-specific-IPs-on-EC2-instance&#xF03F;_004.webp\" alt=\"EC2 &#x57F7;&#x884C;&#x500B;&#x9AD4;&#x7684; Amazon EC2 &#x5B89;&#x5168;&#x7FA4;&#x7D44;\" class=\"wp-image-1152\"\/><\/figure>\n\n<ol start=\"4\" class=\"wp-block-list\">\n<li>\u63a5\u8457\u9078\u64c7\u4f60\u9700\u8981\u7684 Inbound\/Outbound rules\u3002\u672c\u4f8b\u5c07\u793a\u7bc4\u5982\u4f55\u5c01\u9396\u6240\u6709 IP \u5b58\u53d6\u4f60\u7684 EC2 SSH\uff08Inbound\uff09\uff0c\u53ea\u4fdd\u7559\u4f60\u81ea\u5df1\u7684 IP \u53ef\u4ee5\u9023\u7dda\u3002\u73fe\u5728\u9078\u64c7 Inbound Rules\uff0c\u4e26\u9ede\u64ca\u300cEdit inbound rules\u300d\u3002  <\/li>\n<\/ol>\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" src=\"https:\/\/elite.cloud\/wp-content\/uploads\/2025\/04\/How-to-allow-or-block-specific-IPs-on-EC2-instance&#xF03F;_005.webp\" alt=\"EC2 &#x5B89;&#x5168;&#x7FA4;&#x7D44;&#xFF1A;inbound rule\" class=\"wp-image-1154\"\/><\/figure>\n\n<ol start=\"5\" class=\"wp-block-list\">\n<li>SSH \u901a\u5e38\u6703\u9810\u8a2d\u5efa\u7acb\u3002\u5728\u300cSource\u300d\u6b04\u4f4d\u9ede\u64ca\u4e0b\u62c9\u9078\u55ae\uff0c\u9078\u64c7\u300cMy IP\u300d\u3002 <\/li>\n<\/ol>\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" src=\"https:\/\/elite.cloud\/wp-content\/uploads\/2025\/04\/How-to-allow-or-block-specific-IPs-on-EC2-instance&#xF03F;_006.webp\" alt=\"EC2 &#x5B89;&#x5168;&#x7FA4;&#x7D44;&#xFF1A;&#x7DE8;&#x8F2F; inbound rule\" class=\"wp-image-1156\"\/><\/figure>\n\n<ol start=\"6\" class=\"wp-block-list\">\n<li>\u9ede\u64ca\u300cSave rules\u300d\u3002\u9019\u6a23\u5c31\u53ea\u5141\u8a31\u4f60\u5b58\u53d6 SSH\u3002\u82e5\u8981\u5c01\u9396\u7279\u5b9a IP\uff0c\u8acb\u78ba\u4fdd\u4f60\u6c92\u6709\u628a\u5b83\u5011\u653e\u9032\u5141\u8a31\u7684\u898f\u5247\u4e2d\u3002\u56e0\u70ba AWS Security Groups \u662f stateful\uff0c\u4e26\u4e14\u63a1\u7528 whitelist\uff08\u767d\u540d\u55ae\uff09\u6a21\u578b\uff0c\u4e5f\u5c31\u662f\u9664\u4e86\u4f60\u660e\u78ba\u5141\u8a31\u7684\u6d41\u91cf\u4e4b\u5916\uff0c\u5176\u5b83\u90fd\u6703\u88ab\u62d2\u7d55\u3002\u82e5\u8981\u5c01\u9396\u7279\u5b9a IP\uff0c\u8acb\u78ba\u4fdd\u4f60\u6c92\u6709\u628a\u5b83\u5011\u653e\u9032\u5141\u8a31\u7684\u898f\u5247\u4e2d\u3002     <\/li>\n<\/ol>\n\n<h2 class=\"wp-block-heading\">\u4f7f\u7528 Network ACLs \u5728 EC2 \u5be6\u4f8b \u4e0a\u5141\u8a31\u6216\u5c01\u9396 IP \u7684\u64cd\u4f5c\u6b65\u9a5f<\/h2>\n\n<ol class=\"wp-block-list\">\n<li>\u767b\u5165\u4f60\u7684 AWS console\uff0c\u4e26\u9032\u5230 EC2 \u670d\u52d9\u3002\u63a5\u8457\u9ede\u64ca\u300cInstances\u300d\uff0c\u67e5\u770b\u76ee\u524d\u53ef\u7528\u7684 instances\u3002  <\/li>\n<\/ol>\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" src=\"https:\/\/elite.cloud\/wp-content\/uploads\/2025\/04\/How-to-allow-or-block-specific-IPs-on-EC2-instance&#xF03F;_007.webp\" alt=\"EC2 &#x57F7;&#x884C;&#x500B;&#x9AD4;&#x63A7;&#x5236;&#x53F0;\" class=\"wp-image-1158\"\/><\/figure>\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u63a5\u8457\u9078\u64c7\u4f60\u60f3\u8981\u5141\u8a31\/\u5c01\u9396 IP \u7684 instance\u3002\u5728\u8a73\u7d30\u8cc7\u8a0a\u5340\u584a\u9ede\u64ca\u300cSubnet ID\u300d\u3002 <\/li>\n<\/ol>\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" src=\"https:\/\/elite.cloud\/wp-content\/uploads\/2025\/04\/How-to-allow-or-block-specific-IPs-on-EC2-instance&#xF03F;_008.webp\" alt=\"EC2 &#x57F7;&#x884C;&#x500B;&#x9AD4;&#xFF1A;&#x67E5;&#x770B;&#x7D30;&#x9805;\" class=\"wp-image-1160\"\/><\/figure>\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>\u9032\u5230 subnet \u5f8c\uff0c\u5207\u63db\u5230\u300cNetwork ACL\u300d\u5206\u9801\uff0c\u4e26\u9ede\u64ca\u300cNetwork ACL\u300d\u540d\u7a31\u3002<\/li>\n<\/ol>\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" src=\"https:\/\/elite.cloud\/wp-content\/uploads\/2025\/04\/How-to-allow-or-block-specific-IPs-on-EC2-instance&#xF03F;_009.webp\" alt=\"&#x9078;&#x64C7; Network ACL\" class=\"wp-image-1162\"\/><\/figure>\n\n<ol start=\"4\" class=\"wp-block-list\">\n<li>\u63a5\u8457\u518d\u9ede\u4e00\u6b21\u300cNetwork ACL ID\u300d\u3002\u5207\u63db\u5230\u300cInbound rules\u300d\u5206\u9801\uff0c\u4e26\u9ede\u64ca\u300cEdit inbound rules\u300d\u3002\u9019\u88e1\u6211\u5011\u8981\u62d2\u7d55\u4f86\u81ea\u67d0\u500b\u7279\u5b9a IP CIDR \u7684\u6240\u6709\u6d41\u91cf\u3002    <\/li>\n<\/ol>\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" src=\"https:\/\/elite.cloud\/wp-content\/uploads\/2025\/04\/How-to-allow-or-block-specific-IPs-on-EC2-instance&#xF03F;_010.webp\" alt=\"&#x5728; NET ACL &#x4E2D;&#x7DE8;&#x8F2F; inbound rules\" class=\"wp-image-1164\"\/><\/figure>\n\n<ol start=\"5\" class=\"wp-block-list\">\n<li>\u73fe\u5728\u9ede\u64ca\u300cAdd new rule\u300d\u3002\u8a2d\u5b9a\u4e00\u500b\u300cRule number\u300d\uff08rule number \u4ee3\u8868\u898f\u5247\u57f7\u884c\u7684\u9806\u5e8f\uff0c\u6703\u4ee5\u6578\u5b57\u7531\u5c0f\u5230\u5927\u6c7a\u5b9a\u512a\u5148\u9806\u5e8f\uff09\u3002\u9019\u88e1\u586b\u300c90\u300d\uff0c\u56e0\u70ba\u6211\u5011\u5df2\u7d93\u6709\u4e00\u689d rule number \u70ba 100 \u7684\u898f\u5247\uff1b\u8981\u62d2\u7d55\u67d0\u500b IP\uff0c\u5c31\u5fc5\u9808\u7528\u66f4\u5c0f\u7684\u6578\u5b57\uff0c\u8b93\u62d2\u7d55\u898f\u5247\u5148\u88ab\u57f7\u884c\u3002\u63a5\u8457\u5728\u300cSource\u300d\u586b\u5165\u8a72 IP CIDR\uff0c\u4e26\u5728\u300cAllow\/Deny\u300d\u9078\u64c7\u300cDeny\u300d\u3002\u5b8c\u6210\u5f8c\u9ede\u64ca\u300cSave Changes\u300d\u3002     <\/li>\n<\/ol>\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" src=\"https:\/\/elite.cloud\/wp-content\/uploads\/2025\/04\/How-to-allow-or-block-specific-IPs-on-EC2-instance&#xF03F;_011.webp\" alt=\"&#x5132;&#x5B58; NET ACL &#x4E2D;&#x6240;&#x505A;&#x7684;&#x66F4;&#x52D5;\" class=\"wp-image-1166\"\/><\/figure>\n\n<p>\u9019\u500b\u8b8a\u66f4\u6703\u7acb\u5373\u751f\u6548\u3002Network ACLs \u662f stateless\uff0c\u800c\u4e14\u5728\u9810\u8a2d\u60c5\u6cc1\u4e0b\uff0cNetwork ACL rules \u6703\u5141\u8a31\u96d9\u5411\u7684\u6240\u6709\u6d41\u91cf\u3002 <\/p>\n\n<h2 class=\"wp-block-heading\">\u7d50\u8ad6<\/h2>\n\n<p>\u900f\u904e\u6b63\u78ba\u4f7f\u7528 Security Groups \u8207 Network ACLs\uff0c\u4f60\u53ef\u4ee5\u975e\u5e38\u7cbe\u6e96\u5730\u63a7\u5236\u8ab0\u80fd\u5b58\u53d6\u4f60\u7684 EC2 instances\u3002\u8acb\u96a8\u6642\u8a18\u5f97\u5728\u5b89\u5168\u6027\u8207\u529f\u80fd\u6027\u4e4b\u9593\u53d6\u5f97\u5e73\u8861\uff0c\u78ba\u4fdd\u4f60\u7684\u8a2d\u5b9a\u4e0d\u6703\u4e0d\u5c0f\u5fc3\u64cb\u5230\u5408\u6cd5\u6d41\u91cf\uff0c\u6216\u8b93\u4f60\u7684 instances \u66b4\u9732\u5728\u4e0d\u5fc5\u8981\u7684\u98a8\u96aa\u4e2d\u3002 <\/p>\n\n<p>\ud83d\udd10 <strong>\u64d4\u5fc3\u4f60\u7684 EC2 instances \u5b89\u5168\u6027\u55ce\uff1f<\/strong><br\/><a href=\"https:\/\/elite.cloud\/zh\/\" target=\"_blank\" rel=\"noopener\" title=\"&#x52E4;&#x82F1;&#x79D1;&#x6280;\">\u52e4\u82f1\u79d1\u6280<\/a> \u63d0\u4f9b <strong>Amazon EC2<\/strong> \u8cc7\u5b89\u5f37\u5316\u7684\u5c08\u696d\u5efa\u8b70\uff0c\u6db5\u84cb\u5f9e IAM roles\u3001security groups 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