{"id":189,"date":"2025-03-25T18:14:21","date_gmt":"2025-03-25T10:14:21","guid":{"rendered":"https:\/\/pc.wuhanioe.com\/index.php\/2025\/03\/25\/dhcp-%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%9c%b0%e5%9d%80%e6%b1%a0%e8%80%97%e5%b0%bd%e5%af%bc%e8%87%b4%e6%96%b0%e8%ae%be%e5%a4%87%e8%bf%9e%e4%b8%8d%e4%b8%8a%e7%bd%91\/"},"modified":"2025-03-25T18:14:21","modified_gmt":"2025-03-25T10:14:21","slug":"dhcp-%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%9c%b0%e5%9d%80%e6%b1%a0%e8%80%97%e5%b0%bd%e5%af%bc%e8%87%b4%e6%96%b0%e8%ae%be%e5%a4%87%e8%bf%9e%e4%b8%8d%e4%b8%8a%e7%bd%91","status":"publish","type":"post","link":"https:\/\/pc.wuhanioe.com\/index.php\/2025\/03\/25\/dhcp-%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%9c%b0%e5%9d%80%e6%b1%a0%e8%80%97%e5%b0%bd%e5%af%bc%e8%87%b4%e6%96%b0%e8%ae%be%e5%a4%87%e8%bf%9e%e4%b8%8d%e4%b8%8a%e7%bd%91\/","title":{"rendered":"DHCP \u670d\u52a1\u5668\u5730\u5740\u6c60\u8017\u5c3d\u5bfc\u81f4\u65b0\u8bbe\u5907\u8fde\u4e0d\u4e0a\u7f51"},"content":{"rendered":"

\u529e\u516c\u5ba4\u65b0\u7b14\u8bb0\u672c\u8fde\u4e0a Wi-Fi \u5374\u83b7\u53d6\u4e0d\u5230 IP\uff0c\u624b\u673a\u663e\u793a\u300e\u65e0\u7f51\u7edc\u8fde\u63a5\u300f\uff0c\u5df2\u5728\u7ebf\u8bbe\u5907\u6b63\u5e38\u3002\u767b\u5f55 DHCP \u63a7\u5236\u53f0\u770b\u5230\u5730\u5740\u6c60\u5df2\u7528 100%\uff0c\u79df\u7ea6\u5927\u91cf\u88ab\u957f\u671f\u5360\u7528\uff0c\u65b0\u8bbe\u5907\u56e0\u65e0\u53ef\u7528\u5730\u5740\u800c\u65e0\u6cd5\u5165\u7f51\u3002\u8fd9\u7c7b\u6545\u969c\u5728\u79fb\u52a8\u7ec8\u7aef\u6fc0\u589e\u3001IoT \u8bbe\u5907\u6cdb\u6ee5\u3001\u8bbf\u5ba2\u9891\u7e41\u7684\u73af\u5883\u4e2d\u6700\u5e38\u89c1\uff0c\u5f80\u5f80\u5728\u4f1a\u8bae\u6216\u6d3b\u52a8\u65e5\u96c6\u4e2d\u7206\u53d1\uff0c\u6240\u4ee5\u628a\u5b83\u5f53\u4f5c\u5bb9\u91cf\u95ee\u9898\u63d0\u524d\u89c4\u5212\u6bd4\u4e8b\u540e\u6551\u706b\u66f4\u7a33\u59a5\u3002<\/p>\n

\u539f\u7406\u4e0e\u5224\u65ad<\/h2>\n

DHCP \u5730\u5740\u6c60\u662f\u6709\u9650\u8d44\u6e90\uff0c\u5176\u8017\u5c3d\u5f80\u5f80\u4e0d\u662f\u8bbe\u5907\u771f\u7684\u591a\u5230\u5730\u5740\u4e0d\u591f\uff0c\u800c\u662f\u79df\u7ea6\u7b56\u7565\u4e0e\u89c4\u5212\u5931\u5f53\u3002\u624b\u673a\u4f1a\u957f\u671f\u4fdd\u6d3b\u79df\u7ea6\uff0cIoT \u8bbe\u5907\u53cd\u590d\u91cd\u8fde\u62ff\u65b0\u5730\u5740\uff0c\u8bbf\u5ba2\u7f51\u7edc\u82e5\u4e0d\u9694\u79bb\u4f1a\u8695\u98df\u529e\u516c\u6c60\u3002\u628a\u79df\u7ea6\u65f6\u95f4\u4e0e\u5b50\u7f51\u89c4\u5212\u5f53\u4f5c\u5bb9\u91cf\u95ee\u9898\u6765\u7ba1\u7406\uff0c\u624d\u80fd\u4ece\u6839\u672c\u4e0a\u907f\u514d\u53cd\u590d\u6551\u706b\u3002\u76d1\u63a7 PercentageInUse \u662f\u53d1\u73b0\u9690\u60a3\u7684\u6700\u65e9\u4fe1\u53f7\uff0c\u5e94\u5728\u89e6\u53ca\u9608\u503c\u524d\u5c31\u6269\u5bb9\u800c\u975e\u7b49\u5230\u7528\u6237\u6295\u8bc9\u3002\u6b64\u5916\uff0c\u5730\u5740\u51b2\u7a81\u4e5f\u5e38\u4e0e\u6c60\u8017\u5c3d\u76f8\u4f34\uff0c\u5206\u914d\u524d\u505a\u51b2\u7a81\u68c0\u6d4b\u80fd\u51cf\u5c11\u5ba2\u6237\u7aef\u62ff\u5230\u4e0d\u53ef\u8def\u7531\u5730\u5740\u7684\u602a\u73b0\u8c61\u3002\u89c4\u5212\u9636\u6bb5\u5e94\u9884\u7559\u8db3\u591f\u4f59\u91cf\uff0c\u5e76\u6309\u8bbe\u5907\u7c7b\u578b\u5206\u5c42\uff0c\u800c\u4e0d\u662f\u628a\u6240\u6709\u7ec8\u7aef\u585e\u8fdb\u540c\u4e00\u4e2a\u6241\u5e73\u7f51\u6bb5\u3002<\/p>\n

\u4e00\u3001\u786e\u8ba4\u5730\u5740\u6c60\u4f7f\u7528<\/h2>\n
    \n
  1. \u6253\u5f00 DHCP \u7ba1\u7406\u63a7\u5236\u53f0\uff0c\u5c55\u5f00\u4f5c\u7528\u57df\u2014\u2014\u5730\u5740\u79df\u7ea6\uff0c\u67e5\u770b\u4f7f\u7528\u4e2d\u7684\u5730\u5740\u6570\u91cf\u4e0e\u6765\u6e90 MAC\u3001IP\u3002<\/li>\n
  2. \u7528 PowerShell\uff1aGet-DhcpServerv4ScopeStatistics -ScopeId \u4f5c\u7528\u57dfIP<\/strong> \u67e5\u770b Free\u3001InUse\u3001PercentageInUse \u4e09\u4e2a\u5173\u952e\u6307\u6807\u3002<\/li>\n
  3. \u68c0\u67e5\u662f\u5426\u5b58\u5728\u5927\u6bb5\u88ab\u4fdd\u7559\uff08Reservation\uff09\u6216\u5168\u90e8\u88ab\u6253\u5370\u673a\u3001\u8bbf\u5ba2\u3001\u624b\u673a\u6324\u5360\uff0c\u533a\u5206\u9759\u6001\u4e0e\u52a8\u6001\u5360\u7528\u3002<\/li>\n
  4. \u7528 Get-DhcpServerv4Lease -ScopeId \u4f5c\u7528\u57dfIP<\/strong> \u5bfc\u51fa\u5168\u90e8\u79df\u7ea6\uff0c\u5206\u6790\u5360\u7528\u6784\u6210\u627e\u51fa\u50f5\u5c38\u9879\u4e0e\u5f02\u5e38 MAC\u3002<\/li>\n<\/ol>\n

    \u4e8c\u3001\u5feb\u901f\u7f13\u89e3<\/h2>\n
      \n
    1. \u7f29\u77ed\u79df\u7ea6\u65f6\u95f4<\/strong>\uff1a\u5c06\u9ed8\u8ba4 8 \u5929\u6539\u4e3a 4 \u5230 8 \u5c0f\u65f6\uff0c\u8ba9\u95f2\u7f6e\u8bbe\u5907\u5feb\u901f\u91ca\u653e\u5730\u5740\uff0c\u7acb\u523b\u817e\u51fa\u7a7a\u95f4\u6062\u590d\u63a5\u5165\u3002<\/li>\n
    2. \u6e05\u7406\u65e0\u6548\u79df\u7ea6<\/strong>\uff1a\u5bf9\u957f\u671f\u79bb\u7ebf\u8bbe\u5907\u53f3\u952e\u5220\u9664\u5bf9\u5e94\u79df\u7ea6\uff0c\u547d\u4ee4 Remove-DhcpServerv4Lease -ScopeId \u4f5c\u7528\u57dfIP -ClientId \u5ba2\u6237\u7aefID<\/strong>\u3002<\/li>\n
    3. \u4e3a\u56fa\u5b9a\u8bbe\u5907\uff08\u6253\u5370\u673a\u3001\u670d\u52a1\u5668\u3001\u7f51\u5173\uff09\u4f7f\u7528\u4fdd\u7559\u5730\u5740\uff0c\u51cf\u5c11\u6c60\u4e2d\u52a8\u6001\u5360\u7528\uff0c\u5e76\u6392\u9664\u5b83\u4eec\u88ab\u56de\u6536\u3002<\/li>\n
    4. \u4e34\u65f6\u6269\u5927\u4f5c\u7528\u57df\u7ed3\u675f\u5730\u5740\uff0c\u628a\u539f\u5148\u9884\u7559\u7684\u5730\u5740\u6bb5\u7eb3\u5165\u53ef\u5206\u914d\u8303\u56f4\u5e94\u6025\u6062\u590d\u63a5\u5165\u3002<\/li>\n<\/ol>\n

      \u4e09\u3001\u6269\u5bb9\u4e0e\u62c6\u5206<\/h2>\n
        \n
      1. \u82e5\u5b50\u7f51\u786e\u5b9e\u4e0d\u8db3\uff0c\u6269\u5927\u4f5c\u7528\u57df\u8303\u56f4\u6216\u65b0\u5efa\u8d85\u7f51\uff08\u5982\u5c06 255.255.255.0 \u8c03\u6574\u4e3a 255.255.254.0\uff09\uff0c\u524d\u63d0\u662f\u4e09\u5c42\u4ea4\u6362\u673a\u4e0e\u8def\u7531\u652f\u6301\u3002<\/li>\n
      2. \u6309\u697c\u5c42\u6216 VLAN \u5212\u5206\u591a\u4e2a\u4f5c\u7528\u57df\uff0c\u914d\u5408 DHCP \u4e2d\u7ee7\uff08IP Helper\u3001relay-agent\uff09\u5411\u5404\u7f51\u6bb5\u4e0b\u53d1\u5730\u5740\u3002<\/li>\n
      3. \u5bf9\u8bbf\u5ba2\u7f51\u7edc\u5355\u72ec\u5212\u5206 VLAN \u4e0e\u72ec\u7acb\u4f5c\u7528\u57df\uff0c\u907f\u514d\u6324\u5360\u529e\u516c\u5730\u5740\u6c60\uff0c\u9694\u79bb\u98ce\u9669\u5e76\u4fbf\u4e8e\u9650\u901f\u3002<\/li>\n<\/ol>\n

        \u56db\u3001\u76d1\u63a7\u4e0e\u9884\u9632<\/h2>\n
          \n
        1. \u5bf9 PercentageInUse \u8bbe\u7f6e\u76d1\u63a7\u544a\u8b66\uff08\u5982\u8d85\u8fc7 80% \u90ae\u4ef6\u901a\u77e5\uff09\uff0c\u63d0\u524d\u6269\u5bb9\u800c\u975e\u4e8b\u540e\u6551\u706b\u3002<\/li>\n
        2. \u542f\u7528 DHCP \u6545\u969c\u8f6c\u79fb\uff08Failover\uff09\u5b9e\u73b0\u53cc\u673a\u70ed\u5907\uff0c\u907f\u514d\u5355\u53f0 DHCP \u5b95\u673a\u5f15\u53d1\u5927\u9762\u79ef\u65ad\u7f51\u3002<\/li>\n<\/ol>\n

          \u6280\u672f\u603b\u7ed3\uff1a\u5730\u5740\u6c60\u8017\u5c3d\u672c\u8d28\u662f\u89c4\u5212\u4e0d\u8db3\u3002\u4e34\u65f6\u7f29\u77ed\u79df\u7ea6\u3001\u6e05\u7406\u50f5\u5c38\u79df\u7ea6\u3001\u6269\u5927\u8303\u56f4\u53ef\u7acb\u5373\u6062\u590d\uff0c\u957f\u671f\u9700\u5408\u7406\u5212\u5206\u5b50\u7f51\u3001\u5206\u79bb\u8bbf\u5ba2\u3001\u63a7\u5236\u4fdd\u7559\u5730\u5740\u6570\u91cf\uff0c\u5e76\u76d1\u63a7 PercentageInUse \u8bbe\u7f6e\u544a\u8b66\u9608\u503c\u4e0e\u6545\u969c\u8f6c\u79fb\u3002\u628a DHCP \u5f53\u5bb9\u91cf\u7cfb\u7edf\u8fd0\u8425\uff0c\u624d\u80fd\u957f\u6cbb\u4e45\u5b89\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

          \u65b0\u8bbe\u5907\u8fde\u4e0d\u4e0a\u7f51\u591a\u4e3a DHCP \u5730\u5740\u6c60\u8017\u5c3d\uff0c\u7f29\u77ed\u79df\u7ea6\u3001\u6e05\u50f5\u5c38\u79df\u7ea6\u5e76\u5408\u7406\u5212\u5206\u5b50\u7f51\u6269\u5bb9\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"footnotes":""},"categories":[3],"tags":[],"class_list":["post-189","post","type-post","status-publish","format-standard","hentry","category-3"],"_links":{"self":[{"href":"https:\/\/pc.wuhanioe.com\/index.php\/wp-json\/wp\/v2\/posts\/189","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pc.wuhanioe.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pc.wuhanioe.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pc.wuhanioe.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/pc.wuhanioe.com\/index.php\/wp-json\/wp\/v2\/comments?post=189"}],"version-history":[{"count":0,"href":"https:\/\/pc.wuhanioe.com\/index.php\/wp-json\/wp\/v2\/posts\/189\/revisions"}],"wp:attachment":[{"href":"https:\/\/pc.wuhanioe.com\/index.php\/wp-json\/wp\/v2\/media?parent=189"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pc.wuhanioe.com\/index.php\/wp-json\/wp\/v2\/categories?post=189"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pc.wuhanioe.com\/index.php\/wp-json\/wp\/v2\/tags?post=189"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}