{"id":93798,"date":"2026-08-13T09:16:44","date_gmt":"2026-08-13T01:16:44","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/93798.html"},"modified":"2026-08-13T09:16:44","modified_gmt":"2026-08-13T01:16:44","slug":"%e8%b7%a8%e5%9c%b0%e5%8c%ba%e7%bb%84%e7%bd%91%e5%b8%a6%e5%ae%bd%e7%93%b6%e9%a2%88%e7%9a%84%e6%8a%80%e6%9c%af%e7%a0%b4%e5%b1%80%ef%bc%9a%e4%bb%8esdn%e5%88%b0sdlan%e7%9a%84%e5%ae%9e%e8%b7%b5%e6%80%9d","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/93798.html","title":{"rendered":"\u8de8\u5730\u533a\u7ec4\u7f51\u5e26\u5bbd\u74f6\u9888\u7684\u6280\u672f\u7834\u5c40\uff1a\u4eceSDN\u5230SDLAN\u7684\u5b9e\u8df5\u601d\u8003"},"content":{"rendered":"<p>\u5728\u591a\u5206\u652f\u673a\u6784\u3001\u8fdc\u7a0b\u8fd0\u7ef4\u3001\u5f02\u5730\u76d1\u63a7\u7b49\u573a\u666f\u4e2d&#xff0c;\u8de8\u5730\u533a\u7ec4\u7f51\u662f\u7ed5\u4e0d\u5f00\u7684\u521a\u9700\u3002\u4f20\u7edfVPN\u548c\u4e13\u7ebf\u65b9\u6848\u5404\u6709\u77ed\u677f&#xff0c;\u800c\u57fa\u4e8eSDN\u601d\u60f3\u6f14\u8fdb\u800c\u6765\u7684SDLAN\u6280\u672f&#xff0c;\u63d0\u4f9b\u4e86\u4e00\u79cd\u201d\u4e0d\u6539\u53d8\u4e0a\u5c42\u5e94\u7528\u3001\u4e0d\u4f9d\u8d56\u516c\u7f51IP\u3001\u4e0d\u7ecf\u8fc7\u7b2c\u4e09\u65b9\u4e2d\u8f6c\u201d\u7684\u65b0\u601d\u8def\u3002\u672c\u6587\u4ece\u7f51\u7edc\u67b6\u6784\u5c42\u9762\u62c6\u89e3\u8de8\u5730\u533a\u7ec4\u7f51\u7684\u5e26\u5bbd\u74f6\u9888&#xff0c;\u5e76\u5206\u4eabSDLAN\u5728\u5b9e\u9645\u843d\u5730\u4e2d\u7684\u6280\u672f\u8981\u70b9\u3002<\/p>\n<h4><\/h4>\n<p>\u4e00\u3001\u8de8\u5730\u533a\u7ec4\u7f51\u7684\u5e26\u5bbd\u74f6\u9888\u5230\u5e95\u5361\u5728\u54ea&#xff1f;<\/p>\n<p>\u5f88\u591a\u5de5\u7a0b\u5e08\u7b2c\u4e00\u53cd\u5e94\u662f\u201d\u5e26\u5bbd\u4e0d\u591f\u201d&#xff0c;\u4f46\u5b9e\u9645\u95ee\u9898\u5f80\u5f80\u51fa\u5728\u67b6\u6784\u4e0a\u3002<\/p>\n<\/p>\n<p>1.1 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\u5168\u7f51\u5e76\u53d1\u4e0a\u9650\u3002\u5047\u8bbe\u603b\u90e8\u662f100M\u5bbd\u5e26&#xff0c;5\u4e2a\u5206\u90e8\u540c\u65f6\u62c9\u53d6\u76d1\u63a7\u56de\u653e&#xff0c;\u603b\u90e8\u51fa\u53e3\u77ac\u95f4\u88ab\u6491\u6ee1&#xff0c;\u6bcf\u4e2a\u5206\u90e8\u53ea\u80fd\u5206\u523020M&#xff0c;\u5361\u987f\u4e0d\u53ef\u907f\u514d\u3002<\/p>\n<h4><\/h4>\n<p>1.2 NAT\u7a7f\u900f\u5931\u8d25\u5bfc\u81f4\u201d\u7ed5\u8def\u201d<\/p>\n<p>\u5373\u4fbf\u4f7f\u7528P2P\u65b9\u6848&#xff0c;\u56fd\u5185\u590d\u6742\u7684NAT\u73af\u5883&#xff08;\u8fd0\u8425\u5546\u7ea7NAT\u3001\u5bf9\u79f0\u578bNAT&#xff09;\u4e5f\u4f1a\u5bfc\u81f4UDP\u6253\u6d1e\u5931\u8d25\u3002\u4e00\u65e6P2P\u4e0d\u901a&#xff0c;\u6d41\u91cf\u88ab\u8feb\u56de\u9000\u5230\u4e2d\u7ee7\u670d\u52a1\u5668\u8f6c\u53d1&#xff0c;\u5e26\u5bbd\u548c\u5ef6\u8fdf\u53cc\u53cc\u6076\u5316\u3002<\/p>\n<h4><\/h4>\n<p>1.3 \u516c\u7f51IP\u7684\u95e8\u69db<\/p>\n<p>\u56fa\u5b9a\u516c\u7f51IP\u7533\u8bf7\u96be\u3001\u6210\u672c\u9ad8&#xff0c;\u52a8\u6001IP\u53c8\u9700\u8981DDNS&#043;\u7aef\u53e3\u6620\u5c04&#xff0c;\u8fd0\u7ef4\u95e8\u69db\u76f4\u63a5\u529d\u9000\u5f88\u591a\u4e2d\u5c0f\u56e2\u961f\u3002<\/p>\n<h4><\/h4>\n<p>\u4e8c\u3001SDLAN\u7684\u6280\u672f\u5185\u6838&#xff1a;SDN\u601d\u60f3\u5728\u5e7f\u57df\u7f51\u7684\u843d\u5730<\/p>\n<p>SDLAN&#xff08;Software-Defined LAN&#xff09;\u5e76\u975e\u7b80\u5355\u7684\u65b0\u540d\u8bcd&#xff0c;\u5b83\u7ee7\u627f\u4e86SDN\u7684\u63a7\u5236\u5e73\u9762\u4e0e\u6570\u636e\u5e73\u9762\u5206\u79bb\u601d\u60f3&#xff0c;\u5c06\u5e7f\u57df\u7f51\u4e2d\u7684\u591a\u4e2a\u5c40\u57df\u7f51\u62bd\u8c61\u4e3a\u4e00\u4e2a\u903b\u8f91\u7edf\u4e00\u7684\u4e8c\u5c42\/\u4e09\u5c42\u7f51\u7edc\u3002<\/p>\n<h4><\/h4>\n<p>2.1 \u4e09\u5c42\u865a\u62df\u5316&#xff1a;\u8ba9\u5f02\u5730\u8bbe\u5907\u201d\u4ee5\u4e3a\u201d\u5728\u540c\u4e00\u5c40\u57df\u7f51<\/p>\n<p>SDLAN\u5728IP\u5c42\u4e4b\u4e0a\u6784\u5efa\u865a\u62df\u7f51\u7edc\u5c42&#xff0c;\u4e3a\u6bcf\u4e2a\u63a5\u5165\u8bbe\u5907\u5206\u914d\u865a\u62dfIP\u3002\u5e94\u7528\u5c42\u5b8c\u5168\u65e0\u611f\u77e5\u2014\u2014\u4f60\u4f9d\u7136\u7528 \\\\\\\\192.168.x.x \u8bbf\u95eeNAS&#xff0c;\u7528 ping 10.0.0.x \u6d4b\u8bd5PLC&#xff0c;\u4f46\u8fd9\u4e9bIP\u5b9e\u9645\u4e0a\u662f\u8de8\u8d8a\u516c\u7f51\u7684\u865a\u62df\u5730\u5740\u3002<\/p>\n<\/p>\n<p>\u3010\u903b\u8f91\u89c6\u89d2\u3011 \u3010\u7269\u7406\u89c6\u89d2\u3011 \u603b\u90e8PC \u2500\u2500\u2500\u2500\u2500\u2500\u2192 \u5206\u90e8NAS \u603b\u90e8PC \u2500\u2500\u2192 \u4e92\u8054\u7f51 \u2500\u2500\u2192 \u5206\u90e8NAS (10.0.0.2) (10.0.0.5) (\u5185\u7f51IP) (\u516c\u7f51) (\u5185\u7f51IP) \u2191 \u5e94\u7528\u5c42\u770b\u5230\u7684&#034;\u5c40\u57df\u7f51&#034; \u2191 \u5b9e\u9645\u8d70\u7684\u662f\u52a0\u5bc6\u96a7\u9053<\/p>\n<h4><\/h4>\n<p>2.2 UDP\u6253\u6d1e &#043; ICE\u6846\u67b6&#xff1a;\u89e3\u51b3NAT\u7a7f\u900f<\/p>\n<p>SDLAN\u7684NAT\u7a7f\u900f\u901a\u5e38\u57fa\u4e8eICE&#xff08;Interactive Connectivity Establishment&#xff09;\u6846\u67b6&#xff0c;\u6838\u5fc3\u6b65\u9aa4&#xff1a;<\/p>\n<table>\n<tbody>\n<tr>\n<p>\u6b65\u9aa4<\/p>\n<p>\u52a8\u4f5c<\/p>\n<p>\u76ee\u7684<\/p>\n<\/tr>\n<tr>\n<td>\n<p>STUN\u63a2\u6d4b<\/p>\n<\/td>\n<td>\n<p>\u5411STUN\u670d\u52a1\u5668\u53d1\u9001\u7ed1\u5b9a\u8bf7\u6c42<\/p>\n<\/td>\n<td>\n<p>\u83b7\u53d6\u672c\u7aef\u7684\u516c\u7f51\u6620\u5c04\u5730\u5740<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>\u5019\u9009\u6536\u96c6<\/p>\n<\/td>\n<td>\n<p>\u6536\u96c6Host\/Server Reflexive\/Relay\u5019\u9009<\/p>\n<\/td>\n<td>\n<p>\u51c6\u5907\u591a\u6761\u8fde\u63a5\u8def\u5f84<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>\u8fde\u901a\u6027\u68c0\u6d4b<\/p>\n<\/td>\n<td>\n<p>\u53cc\u65b9\u4ea4\u6362\u5019\u9009\u5730\u5740&#xff0c;\u5c1d\u8bd5\u76f4\u8fde<\/p>\n<\/td>\n<td>\n<p>\u627e\u5230\u6700\u4f18P2P\u8def\u5f84<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>\u56de\u9000\u4e2d\u7ee7<\/p>\n<\/td>\n<td>\n<p>P2P\u5931\u8d25\u65f6&#xff0c;\u901a\u8fc7TURN\/POP\u4e2d\u7ee7<\/p>\n<\/td>\n<td>\n<p>\u4fdd\u8bc1\u8fde\u901a\u6027<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5173\u952e\u70b9&#xff1a;SDLAN\u7684UDP\u6253\u6d1e\u6210\u529f\u7387\u8fdc\u9ad8\u4e8e\u4f20\u7edfVPN&#xff0c;\u539f\u56e0\u5728\u4e8e\u5b83\u652f\u6301\u5bf9\u79f0NAT\u7684\u8865\u507f\u7b97\u6cd5\u548c\u7aef\u53e3\u9884\u6d4b\u6280\u672f&#xff0c;\u5373\u4f7f\u53cc\u65b9\u90fd\u5728\u591a\u5c42NAT\u540e&#xff0c;\u4ecd\u6709\u8f83\u9ad8\u6982\u7387\u6253\u901a\u76f4\u8fde\u3002<\/p>\n<h4><\/h4>\n<p>2.3 \u7f51\u72b6\u7ec4\u7f51&#xff08;Mesh&#xff09;&#xff1a;\u4ece\u201d\u4e2d\u5fc3\u5316\u201d\u5230\u201d\u53bb\u4e2d\u5fc3\u5316\u201d<\/p>\n<p>\u8fd9\u662fSDLAN\u4e0e\u4f20\u7edfVPN\u6700\u672c\u8d28\u7684\u533a\u522b&#xff1a;<\/p>\n<table>\n<tbody>\n<tr>\n<p>\u7279\u6027<\/p>\n<p>\u4f20\u7edfVPN<\/p>\n<p>SDLAN Mesh<\/p>\n<\/tr>\n<tr>\n<td>\n<p>\u62d3\u6251\u7ed3\u6784<\/p>\n<\/td>\n<td>\n<p>\u661f\u578b&#xff0c;\u5f3a\u5236\u8fc7\u4e2d\u5fc3<\/p>\n<\/td>\n<td>\n<p>\u7f51\u72b6&#xff0c;\u8282\u70b9\u95f4\u53ef\u76f4\u8fde<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>\u5e26\u5bbd\u4e0a\u9650<\/p>\n<\/td>\n<td>\n<p>\u4e2d\u5fc3\u8282\u70b9\u51fa\u53e3\u5e26\u5bbd<\/p>\n<\/td>\n<td>\n<p>\u5355\u6761\u94fe\u8def\u8fd0\u8425\u5546\u5e26\u5bbd<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>\u5355\u70b9\u6545\u969c<\/p>\n<\/td>\n<td>\n<p>\u4e2d\u5fc3\u5b95\u673a\u5168\u7f51\u762b\u75ea<\/p>\n<\/td>\n<td>\n<p>\u5355\u8282\u70b9\u6545\u969c\u4e0d\u5f71\u54cd\u5176\u4ed6\u94fe\u8def<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>\u6269\u5c55\u6027<\/p>\n<\/td>\n<td>\n<p>\u5e76\u53d1\u53d7\u9650\u4e8e\u6388\u6743\u6570<\/p>\n<\/td>\n<td>\n<p>\u8282\u70b9\u6570\u7406\u8bba\u4e0a\u65e0\u4e0a\u9650<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Mesh\u7684\u5e26\u5bbd\u4f18\u52bf&#xff1a;<\/p>\n<p>\u661f\u578b&#xff1a;\u5206\u90e8A \u2192 \u603b\u90e8 \u2192 \u5206\u90e8B &#xff08;\u5360\u7528\u603b\u90e8\u53cc\u5411\u5e26\u5bbd&#xff0c;\u5ef6\u8fdf\u53e0\u52a0&#xff09; Mesh&#xff1a;\u5206\u90e8A \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2192 \u5206\u90e8B &#xff08;\u76f4\u8fde&#xff0c;\u5e26\u5bbd\u72ec\u4eab&#xff0c;\u5ef6\u8fdf\u6700\u4f4e&#xff09;<\/p>\n<p>\u5f53\u4f01\u4e1a\u6709N\u4e2a\u5206\u652f\u8282\u70b9\u65f6&#xff0c;Mesh\u67b6\u6784\u7684\u6f5c\u5728\u76f4\u8fde\u94fe\u8def\u6570\u4e3a N\u00d7(N-1)\/2\u3002\u5bf9\u4e8e\u89c6\u9891\u76d1\u63a7\u3001\u6587\u4ef6\u540c\u6b65\u7b49\u201d\u5206\u652f\u95f4\u4e92\u8bbf\u9891\u7e41\u201d\u7684\u573a\u666f&#xff0c;Mesh\u80fd\u5f7b\u5e95\u91ca\u653e\u5404\u8282\u70b9\u7684\u4e0a\u884c\u5e26\u5bbd\u6f5c\u529b\u3002<\/p>\n<h4><\/h4>\n<p>\u4e09\u3001POP\u52a0\u901f&#xff1a;P2P\u5931\u8d25\u65f6\u7684\u201d\u515c\u5e95\u201d\u7b56\u7565<\/p>\n<p>\u73b0\u5b9e\u4e2d&#xff0c;UDP\u6253\u6d1e\u5e76\u975e100%\u6210\u529f&#xff08;\u67d0\u4e9b\u4f01\u4e1a\u9632\u706b\u5899\u4f1a\u963b\u65adUDP\u3001\u8fd0\u8425\u5546QoS\u9650\u5236\u7b49&#xff09;\u3002SDLAN\u7684\u5e94\u5bf9\u65b9\u6848\u662fPOP&#xff08;Point of Presence&#xff09;\u4e2d\u7ee7\u52a0\u901f\u3002<\/p>\n<h4><\/h4>\n<p>3.1 POP\u8282\u70b9\u7684\u6280\u672f\u5b9a\u4f4d<\/p>\n<p>POP\u8282\u70b9\u662f\u90e8\u7f72\u5728\u9aa8\u5e72\u7f51\u8fb9\u7f18\u7684\u4e2d\u7ee7\u670d\u52a1\u5668&#xff0c;\u4f5c\u7528\u7c7b\u4f3c\u4e8eTURN\u670d\u52a1\u5668&#xff0c;\u4f46\u6709\u51e0\u70b9\u4f18\u5316&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u667a\u80fd\u9009\u8def&#xff1a;\u5ba2\u6237\u7aef\u5b9e\u65f6\u63a2\u6d4b\u5230\u5404POP\u8282\u70b9\u7684\u5ef6\u8fdf\u548c\u4e22\u5305&#xff0c;\u81ea\u52a8\u9009\u62e9\u6700\u4f18\u8def\u5f84<\/p>\n<\/li>\n<li>\n<p>\u5b9a\u5411\u52a0\u901f&#xff1a;\u53ea\u8f6c\u53d1SDLAN\u52a0\u5bc6\u6d41\u91cf&#xff0c;\u4e0d\u627f\u8f7d\u666e\u901a\u4e0a\u7f51\u6d41\u91cf&#xff0c;\u907f\u514d\u201d\u5168\u5bb6\u6876\u201d\u5f0f\u4ee3\u7406\u7684\u5e26\u5bbd\u4e89\u62a2<\/p>\n<\/li>\n<li>\n<p>\u591aPOP\u5197\u4f59&#xff1a;\u5355POP\u6545\u969c\u81ea\u52a8\u5207\u6362&#xff0c;\u907f\u514d\u5355\u70b9\u74f6\u9888<\/p>\n<\/li>\n<\/ul>\n<h4><\/h4>\n<p>3.2 \u4e0e\u4e91\u4e2d\u8f6c\u7684\u672c\u8d28\u533a\u522b<\/p>\n<p>\u5f88\u591a\u201d\u4e91VPN\u201d\u65b9\u6848\u628a\u6240\u6709\u6d41\u91cf\u585e\u8fdb\u4e00\u4e2a\u4e91\u670d\u52a1\u5668\u505a\u8f6c\u53d1&#xff0c;\u5e26\u5bbd\u6309\u91cf\u8ba1\u8d39\u3001\u5e76\u53d1\u53d7\u9650\u3002POP\u52a0\u901f\u7684\u54f2\u5b66\u662f\u201c\u80fd\u76f4\u8fde\u5c31\u76f4\u8fde&#xff0c;\u4e0d\u80fd\u76f4\u8fde\u624d\u8d70POP\u201d&#xff0c;\u4e14POP\u53ea\u8d1f\u8d23\u201d\u6700\u540e\u4e00\u516c\u91cc\u201d\u4e2d\u7ee7&#xff0c;\u4e0d\u505a\u5168\u6d41\u91cf\u6c47\u805a\u3002<\/p>\n<hr \/>\n<h4><\/h4>\n<p>\u56db\u3001\u5b89\u5168\u673a\u5236&#xff1a;\u7aef\u5230\u7aef\u52a0\u5bc6\u662f\u5e95\u7ebf<\/p>\n<p>\u8de8\u516c\u7f51\u4f20\u8f93&#xff0c;\u52a0\u5bc6\u4e0d\u53ef\u59a5\u534f\u3002SDLAN\u901a\u5e38\u91c7\u7528\u4ee5\u4e0b\u5b89\u5168\u6808&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u5bc6\u94a5\u4ea4\u6362&#xff1a;Curve25519&#xff08;\u692d\u5706\u66f2\u7ebf&#xff0c;\u6bd4RSA\u66f4\u9ad8\u6548&#xff09;<\/p>\n<\/li>\n<li>\n<p>\u6570\u636e\u52a0\u5bc6&#xff1a;AES-256-GCM&#xff08;\u63d0\u4f9b\u52a0\u5bc6&#043;\u8ba4\u8bc1&#xff0c;\u9632\u7be1\u6539&#xff09;<\/p>\n<\/li>\n<li>\n<p>\u6570\u636e\u8ba4\u8bc1&#xff1a;ChaCha20-Poly1305&#xff08;\u5728\u79fb\u52a8\u7aef\/\u4f4e\u529f\u8017\u8bbe\u5907\u4e0a\u6027\u80fd\u66f4\u4f18&#xff09;<\/p>\n<\/li>\n<li>\n<p>\u524d\u5411\u5b89\u5168&#xff1a;\u6bcf\u6b21\u4f1a\u8bdd\u751f\u6210\u4e34\u65f6\u5bc6\u94a5&#xff0c;\u5373\u4f7f\u957f\u671f\u79c1\u94a5\u6cc4\u9732&#xff0c;\u5386\u53f2\u6d41\u91cf\u4e5f\u65e0\u6cd5\u89e3\u5bc6<\/p>\n<\/li>\n<\/ul>\n<p>\u6ce8\u610f&#xff1a;\u771f\u6b63\u7684\u5b89\u5168\u5e94\u8be5\u662f\u7aef\u5230\u7aef\u52a0\u5bc6&#xff0c;\u800c\u975e\u201d\u5ba2\u6237\u7aef\u2192POP\u52a0\u5bc6&#xff0c;POP\u89e3\u5bc6\u540e\u518d\u8f6c\u53d1\u201d\u3002\u9009\u62e9\u65b9\u6848\u65f6\u9700\u786e\u8ba4\u52a0\u5bc6\u662f\u5426\u5728\u901a\u4fe1\u53cc\u7aef\u5b8c\u6210\u3002<\/p>\n<h4><\/h4>\n<p>\u4e94\u3001\u843d\u5730\u5b9e\u8df5&#xff1a;\u4e09\u79cd\u5178\u578b\u7ec4\u7f51\u65b9\u6848<\/p>\n<h4><\/h4>\n<p>\u65b9\u6848A&#xff1a;\u89c6\u9891\u76d1\u63a7\u5f02\u5730\u7ec4\u7f51&#xff08;Mesh\u76f4\u8fde&#xff09;<\/p>\n<p>\u573a\u666f&#xff1a;\u8fde\u9501\u95e8\u5e9750\u5bb6&#xff0c;\u6bcf\u5e974\u8def\u6444\u50cf\u5934&#xff0c;\u603b\u90e8\u9700\u5b9e\u65f6\u8c03\u9605\u3002<\/p>\n<p>\u75db\u70b9&#xff1a;\u4f20\u7edfNVR&#043;\u516c\u7f51IP\u65b9\u6848&#xff0c;\u603b\u90e8\u5e26\u5bbd\u6210\u4e3a\u74f6\u9888&#xff1b;\u4e91\u5b58\u50a8\u6210\u672c\u9ad8\u3001\u9690\u79c1\u96be\u4fdd\u969c\u3002<\/p>\n<p>\u542f\u535aSDLAN\u65b9\u6848&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u5404\u95e8\u5e97\u90e8\u7f72\u652f\u6301POE\u7684SDLAN\u7f51\u5173&#xff0c;\u76f4\u8fde\u6444\u50cf\u5934<\/p>\n<\/li>\n<li>\n<p>\u603b\u90e8\u90e8\u7f72SDLAN\u7f51\u5173&#043;NVR<\/p>\n<\/li>\n<li>\n<p>\u7ec4\u7f51\u540e&#xff0c;\u603b\u90e8NVR\u901a\u8fc7\u865a\u62dfIP\u76f4\u63a5\u8bbf\u95ee\u5404\u95e8\u5e97IPC<\/p>\n<\/li>\n<li>\n<p>\u89c6\u9891\u6d41\u8d70P2P\u76f4\u8fde&#xff0c;\u753b\u8d28\u53d6\u51b3\u4e8e\u95e8\u5e97\u4e0a\u884c\u5e26\u5bbd&#xff08;\u901a\u5e3830-50M\u4e0a\u884c\u8db3\u591f4\u8def400\u4e07\u7801\u6d41&#xff09;<\/p>\n<\/li>\n<\/ul>\n<p>\u6548\u679c&#xff1a;\u65e0\u9700\u516c\u7f51IP\u3001\u65e0\u9700\u7aef\u53e3\u6620\u5c04&#xff0c;\u603b\u90e8\u4e0d\u627f\u8f7d\u89c6\u9891\u8f6c\u53d1\u538b\u529b\u3002<\/p>\n<h4><\/h4>\n<p>\u65b9\u6848B&#xff1a;\u5de5\u4e1aPLC\u8fdc\u7a0b\u8fd0\u7ef4&#xff08;4G&#043;\u5185\u7f51\u7a7f\u900f&#xff09;<\/p>\n<p>\u573a\u666f&#xff1a;\u5de5\u5382\u8bbe\u5907\u5728\u5185\u7f51&#xff0c;\u5de5\u7a0b\u5e08\u9700\u8fdc\u7a0b\u8c03\u8bd5PLC\/HMI\u3002<\/p>\n<p>\u75db\u70b9&#xff1a;\u5de5\u5382\u65e0\u516c\u7f51IP&#xff0c;\u5de5\u4e1a\u534f\u8bae&#xff08;Modbus TCP\u3001S7&#xff09;\u5bf9\u5ef6\u8fdf\u654f\u611f&#xff0c;\u6570\u636e\u4e0d\u80fd\u51fa\u57df\u3002<\/p>\n<p>\u542f\u535aSDLAN\u65b9\u6848&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u5de5\u5382\u4fa7\u90e8\u7f724G\u7248SDLAN\u7f51\u5173&#xff0c;\u63d2\u5361\u5373\u8054\u7f51<\/p>\n<\/li>\n<li>\n<p>\u5de5\u7a0b\u5e08\u7b14\u8bb0\u672c\u5b89\u88c5SDLAN\u5ba2\u6237\u7aef<\/p>\n<\/li>\n<li>\n<p>\u7ec4\u7f51\u540e&#xff0c;\u5de5\u7a0b\u5e08\u901a\u8fc7\u865a\u62dfIP\u76f4\u63a5\u8bbf\u95eePLC\u7f16\u7a0b\u53e3<\/p>\n<\/li>\n<li>\n<p>\u6570\u636e\u7aef\u5230\u7aef\u52a0\u5bc6&#xff0c;\u4e0d\u7ecf\u8fc7\u7b2c\u4e09\u65b9\u670d\u52a1\u5668\u7559\u5b58<\/p>\n<\/li>\n<\/ul>\n<p>\u5173\u952e\u4ef7\u503c&#xff1a;\u6ee1\u8db3\u201d\u5de5\u63a7\u6570\u636e\u4e0d\u51fa\u5382\u201d\u7684\u5408\u89c4\u8981\u6c42&#xff0c;\u540c\u65f6\u89e3\u51b3\u65e0\u516c\u7f51IP\u7684\u8fdc\u7a0b\u63a5\u5165\u96be\u9898\u3002<\/p>\n<h4><\/h4>\n<p>\u65b9\u6848C&#xff1a;\u4f01\u4e1a\u5f02\u5730\u6587\u4ef6\u5171\u4eab&#xff08;\u65c1\u8def\u6a21\u5f0f&#xff09;<\/p>\n<p>\u573a\u666f&#xff1a;\u603b\u90e8\u6709NAS&#xff0c;\u5206\u90e8\u9700\u50cf\u8bbf\u95ee\u672c\u5730\u5171\u4eab\u4e00\u6837\u4f7f\u7528\u3002<\/p>\n<p>\u542f\u535aSDLAN\u65b9\u6848&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u603b\u90e8NAS\u65c1\u8def\u63a5\u5165SDLAN\u7f51\u5173&#xff08;\u4e0d\u6539\u73b0\u6709\u7f51\u7edc\u67b6\u6784&#xff09;<\/p>\n<\/li>\n<li>\n<p>\u5206\u90e8PC\u5b89\u88c5SDLAN\u5ba2\u6237\u7aef&#xff0c;\u83b7\u5f97\u865a\u62dfIP<\/p>\n<\/li>\n<li>\n<p>\u76f4\u63a5\u901a\u8fc7 \\\\\\\\\u865a\u62dfIP \u8bbf\u95eeNAS&#xff0c;SMB\/NFS\/WebDAV\u5168\u534f\u8bae\u517c\u5bb9<\/p>\n<\/li>\n<\/ul>\n<hr \/>\n<h4><\/h4>\n<p>\u516d\u3001\u9009\u578b\u5efa\u8bae&#xff1a;\u5982\u4f55\u5224\u65adSDLAN\u65b9\u6848\u662f\u5426\u9760\u8c31&#xff1f;<\/p>\n<p>\u5e02\u9762\u4e0a\u6253\u7740\u201dSDLAN\u201d\u65d7\u53f7\u7684\u4ea7\u54c1\u4e0d\u5c11&#xff0c;\u4ece\u6280\u672f\u89d2\u5ea6\u5efa\u8bae\u5173\u6ce8\u4ee5\u4e0b\u51e0\u70b9&#xff1a;<\/p>\n<table>\n<tbody>\n<tr>\n<p>\u8003\u5bdf\u7ef4\u5ea6<\/p>\n<p>\u5173\u952e\u95ee\u9898<\/p>\n<p>\u5408\u683c\u7ebf<\/p>\n<\/tr>\n<tr>\n<td>\n<p>\u7a7f\u900f\u80fd\u529b<\/p>\n<\/td>\n<td>\n<p>\u5bf9\u79f0NAT\u4e0bP2P\u6210\u529f\u7387\u591a\u5c11&#xff1f;<\/p>\n<\/td>\n<td>\n<p>\u5e94\u6709\u8865\u507f\u7b97\u6cd5&#xff0c;\u975e\u5bf9\u79f0NAT\u6210\u529f\u7387&gt;90%<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>\u7ec4\u7f51\u6a21\u5f0f<\/p>\n<\/td>\n<td>\n<p>\u662f\u5426\u652f\u6301Mesh&#xff1f;<\/p>\n<\/td>\n<td>\n<p>\u5fc5\u987b\u652f\u6301&#xff0c;\u5426\u5219\u53ea\u662f\u6362\u76aeVPN<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>\u52a0\u5bc6\u65b9\u5f0f<\/p>\n<\/td>\n<td>\n<p>\u662f\u5426\u7aef\u5230\u7aef\u52a0\u5bc6&#xff1f;<\/p>\n<\/td>\n<td>\n<p>AES-256\u6216ChaCha20-Poly1305<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>\u4e2d\u7ee7\u7b56\u7565<\/p>\n<\/td>\n<td>\n<p>P2P\u5931\u8d25\u65f6\u7684\u56de\u9000\u673a\u5236&#xff1f;<\/p>\n<\/td>\n<td>\n<p>\u5e94\u6709\u5206\u5e03\u5f0fPOP&#xff0c;\u975e\u5355\u70b9\u4e91\u670d\u52a1\u5668<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>\u90e8\u7f72\u95e8\u69db<\/p>\n<\/td>\n<td>\n<p>\u662f\u5426\u9700\u8981\u516c\u7f51IP\/\u7aef\u53e3\u6620\u5c04&#xff1f;<\/p>\n<\/td>\n<td>\n<p>\u771f\u6b63\u7684SDLAN\u5e94\u96f6\u914d\u7f6e\u5f00\u5c40<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>\u6269\u5c55\u6027<\/p>\n<\/td>\n<td>\n<p>\u8282\u70b9\u6570\u662f\u5426\u53d7\u9650&#xff1f;<\/p>\n<\/td>\n<td>\n<p>\u7406\u8bba\u4e0a\u4e0d\u5e94\u6709\u786c\u6388\u6743\u4e0a\u9650<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4><\/h4>\n<p>\u4e03\u3001\u5199\u5728\u6700\u540e<\/p>\n<p>\u8de8\u5730\u533a\u7ec4\u7f51\u7684\u5e26\u5bbd\u95ee\u9898&#xff0c;\u6839\u5b50\u5f80\u5f80\u5728\u67b6\u6784\u800c\u975e\u5e26\u5bbd\u672c\u8eab\u3002SDLAN\u901a\u8fc7SDN\u865a\u62df\u5316 &#043; UDP\u7a7f\u900f &#043; Mesh\u7ec4\u7f51\u7684\u6280\u672f\u7ec4\u5408&#xff0c;\u628a\u201d\u4e2d\u5fc3\u5316\u4e2d\u8f6c\u201d\u53d8\u6210\u4e86\u201d\u5206\u5e03\u5f0f\u76f4\u8fde\u201d&#xff0c;\u8ba9\u6bcf\u6761\u94fe\u8def\u7684\u5e26\u5bbd\u6f5c\u529b\u771f\u6b63\u91ca\u653e\u51fa\u6765\u3002<\/p>\n<p>\u5bf9\u4e8e\u6280\u672f\u56e2\u961f\u6765\u8bf4&#xff0c;SDLAN\u7684\u4ef7\u503c\u4e0d\u4ec5\u662f\u201d\u7701\u4e86\u4e13\u7ebf\u94b1\u201d&#xff0c;\u66f4\u91cd\u8981\u7684\u662f&#xff1a;\u5b83\u8ba9\u5f02\u5730\u7f51\u7edc\u5728\u903b\u8f91\u4e0a\u56de\u5f52\u4e3a\u4e00\u5f20\u6241\u5e73\u7684\u5c40\u57df\u7f51&#xff0c;\u4e0a\u5c42\u5e94\u7528\u65e0\u9700\u6539\u9020&#xff0c;\u8fd0\u7ef4\u590d\u6742\u5ea6\u5927\u5e45\u964d\u4f4e\u3002<\/p>\n<p>\u5982\u679c\u4f60\u6b63\u5728\u8bc4\u4f30\u5f02\u5730\u7ec4\u7f51\u65b9\u6848&#xff0c;\u4e0d\u59a8\u4ece\u201d\u662f\u5426\u652f\u6301Mesh\u201d\u3001\u201d\u7a7f\u900f\u6210\u529f\u7387\u201d\u3001\u201d\u52a0\u5bc6\u65b9\u5f0f\u201d\u4e09\u4e2a\u7ef4\u5ea6\u53bb\u6a2a\u5411\u5bf9\u6bd4&#xff0c;\u627e\u5230\u6700\u9002\u5408\u81ea\u5df1\u573a\u666f\u7684\u6280\u672f\u8def\u7ebf\u3002<\/p>\n<hr 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