{"id":476803,"date":"2023-08-09T07:36:15","date_gmt":"2023-08-09T07:36:15","guid":{"rendered":""},"modified":"2023-09-05T11:13:28","modified_gmt":"2023-09-05T11:13:28","slug":"dhcp-proxy","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/jp\/wiki\/dhcp-proxy\/","title":{"rendered":"DHCP\u30d7\u30ed\u30ad\u30b7"},"content":{"rendered":"<p>\u52d5\u7684\u30db\u30b9\u30c8\u69cb\u6210\u30d7\u30ed\u30c8\u30b3\u30eb (DHCP) \u30d7\u30ed\u30ad\u30b7\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5185\u306e\u30c7\u30d0\u30a4\u30b9\u306b\u52d5\u7684 IP \u30a2\u30c9\u30ec\u30b9\u3092\u5272\u308a\u5f53\u3066\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u69cb\u6210\u3092\u914d\u4fe1\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u91cd\u8981\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7ba1\u7406\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3059\u3002<\/p>\n<h2>DHCP \u30d7\u30ed\u30ad\u30b7\u306e\u6b74\u53f2\u3068\u8d77\u6e90<\/h2>\n<p>DHCP \u30d7\u30ed\u30ad\u30b7\u306e\u6b74\u53f2\u306f\u3001\u305d\u306e\u524d\u8eab\u3067\u3042\u308b\u30d6\u30fc\u30c8\u30b9\u30c8\u30e9\u30c3\u30d7 \u30d7\u30ed\u30c8\u30b3\u30eb (BOOTP) \u306e\u8d77\u6e90\u306b\u9061\u308a\u307e\u3059\u30021980 \u5e74\u4ee3\u306b\u958b\u767a\u3055\u308c\u305f BOOTP \u306f\u3001\u30c7\u30a3\u30b9\u30af\u30ec\u30b9 \u30b7\u30b9\u30c6\u30e0\u306e\u30d6\u30fc\u30c8 \u30d7\u30ed\u30bb\u30b9\u4e2d\u306b IP \u30a2\u30c9\u30ec\u30b9\u3092\u5272\u308a\u5f53\u3066\u308b\u305f\u3081\u306b\u8a2d\u8a08\u3055\u308c\u307e\u3057\u305f\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u62e1\u5927\u3059\u308b\u306b\u3064\u308c\u3066\u3001BOOTP \u306e\u9759\u7684 IP \u30a2\u30c9\u30ec\u30b9\u5272\u308a\u5f53\u3066\u30a2\u30d7\u30ed\u30fc\u30c1\u306b\u306f\u5927\u304d\u306a\u5236\u9650\u304c\u751f\u3058\u3001\u3088\u308a\u52d5\u7684\u306a\u30b7\u30b9\u30c6\u30e0\u306e\u5fc5\u8981\u6027\u304c\u751f\u3058\u307e\u3057\u305f\u3002<\/p>\n<p>IETF (\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u6280\u8853\u7279\u5225\u8abf\u67fb\u59d4\u54e1\u4f1a) \u306f\u30011993 \u5e74 10 \u6708\u306b RFC 1531 \u3092\u901a\u3058\u3066\u3001BOOTP \u306e\u62e1\u5f35\u3068\u3057\u3066 DHCP \u3092\u5c0e\u5165\u3057\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u3001DHCP \u30d7\u30ed\u30ad\u30b7\u306e\u5909\u7a2e\u304c\u767b\u5834\u3059\u308b\u307e\u3067\u306b\u306f\u3001\u3082\u3046\u5c11\u3057\u6642\u9593\u304c\u304b\u304b\u308a\u307e\u3057\u305f\u3002DHCP \u30d7\u30ed\u30ad\u30b7\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7ba1\u7406\u8005\u304c\u8907\u6570\u306e\u30b5\u30d6\u30cd\u30c3\u30c8\u3068\u8907\u6570\u306e\u30d9\u30f3\u30c0\u30fc\u306e\u74b0\u5883\u3067 IP \u69cb\u6210\u3092\u7ba1\u7406\u3059\u308b\u65b9\u6cd5\u3092\u6a21\u7d22\u3057\u3066\u3044\u305f\u3068\u304d\u306b\u8a95\u751f\u3057\u307e\u3057\u305f\u3002DHCP \u30d7\u30ed\u30ad\u30b7\u304c\u6700\u521d\u306b\u8a00\u53ca\u3055\u308c\u305f\u6b63\u78ba\u306a\u6642\u671f\u3092\u7279\u5b9a\u3059\u308b\u3053\u3068\u306f\u56f0\u96e3\u3067\u3059\u304c\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u9032\u5316\u3057\u3001\u3088\u308a\u8907\u96d1\u306b\u306a\u3063\u305f 2000 \u5e74\u4ee3\u521d\u982d\u306b\u666e\u53ca\u3057\u307e\u3057\u305f\u3002<\/p>\n<h2>DHCP\u30d7\u30ed\u30ad\u30b7\u306e\u62e1\u5f35<\/h2>\n<p>DHCP \u30d7\u30ed\u30ad\u30b7\u306f\u3001\u7570\u306a\u308b\u30b5\u30d6\u30cd\u30c3\u30c8\u306b\u3042\u308b\u30af\u30e9\u30a4\u30a2\u30f3\u30c8 \u30de\u30b7\u30f3\u3068 DHCP \u30b5\u30fc\u30d0\u30fc\u3092\u4ef2\u4ecb\u3059\u308b\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u5f93\u6765\u306e DHCP \u74b0\u5883\u3067\u306f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306f IP \u30a2\u30c9\u30ec\u30b9\u306e\u8981\u6c42\u3092\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u3057\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u30eb\u30fc\u30bf\u30fc\u306f\u901a\u5e38\u3001\u3053\u308c\u3089\u306e\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u3092\u8ee2\u9001\u3057\u306a\u3044\u305f\u3081\u3001DHCP \u30b9\u30b3\u30fc\u30d7\u306f\u30ed\u30fc\u30ab\u30eb \u30b5\u30d6\u30cd\u30c3\u30c8\u306b\u5236\u9650\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u30de\u30eb\u30c1\u30b5\u30d6\u30cd\u30c3\u30c8\u307e\u305f\u306f\u30de\u30eb\u30c1\u30d9\u30f3\u30c0\u30fc\u74b0\u5883\u3067\u306f\u3001DHCP \u30d7\u30ed\u30ad\u30b7\u306f DHCP \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u8981\u6c42\u3092\u53d7\u4fe1\u3057\u3001\u5225\u306e\u30b5\u30d6\u30cd\u30c3\u30c8\u4e0a\u306b\u3042\u308b\u5834\u5408\u3067\u3082\u9069\u5207\u306a DHCP \u30b5\u30fc\u30d0\u30fc\u306b\u4e2d\u7d99\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u30b5\u30fc\u30d0\u30fc\u306f DHCP \u30d7\u30ed\u30ad\u30b7\u306b\u5fdc\u7b54\u3057\u3001\u5272\u308a\u5f53\u3066\u3089\u308c\u305f IP \u30a2\u30c9\u30ec\u30b9\u3068\u69cb\u6210\u30c7\u30fc\u30bf\u3092\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u8ee2\u9001\u3057\u307e\u3059\u3002<\/p>\n<h2>DHCP \u30d7\u30ed\u30ad\u30b7\u306e\u5185\u90e8\u69cb\u9020\u3068\u6a5f\u80fd<\/h2>\n<p>DHCP \u30d7\u30ed\u30ad\u30b7\u306f\u3001DORA (\u691c\u51fa\u3001\u63d0\u4f9b\u3001\u8981\u6c42\u3001\u78ba\u8a8d) \u3068\u547c\u3070\u308c\u308b 4 \u6bb5\u968e\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u4f7f\u7528\u3057\u3066\u52d5\u4f5c\u3057\u307e\u3059\u3002<\/p>\n<ol>\n<li><strong>\u767a\u898b\u3059\u308b<\/strong>: \u30af\u30e9\u30a4\u30a2\u30f3\u30c8 \u30de\u30b7\u30f3\u306f\u3001\u5229\u7528\u53ef\u80fd\u306a DHCP \u30b5\u30fc\u30d0\u30fc\u3092\u8b58\u5225\u3059\u308b\u305f\u3081\u306b DHCP Discover \u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u9001\u4fe1\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u30aa\u30d5\u30a1\u30fc<\/strong>: DHCP \u30d7\u30ed\u30ad\u30b7\u306f\u691c\u51fa\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u508d\u53d7\u3057\u3001\u305d\u308c\u3092 DHCP \u30b5\u30fc\u30d0\u30fc\u306b\u8ee2\u9001\u3057\u307e\u3059\u3002\u30b5\u30fc\u30d0\u30fc\u306f\u3001\u4f7f\u7528\u53ef\u80fd\u306a IP \u30a2\u30c9\u30ec\u30b9\u3068\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u69cb\u6210\u3092\u542b\u3080 DHCP \u30aa\u30d5\u30a1\u30fc \u30e1\u30c3\u30bb\u30fc\u30b8\u3067\u5fdc\u7b54\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u30ea\u30af\u30a8\u30b9\u30c8<\/strong>DHCP \u30d7\u30ed\u30ad\u30b7\u306f\u3001\u63d0\u4f9b\u3055\u308c\u305f IP \u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u7528\u3059\u308b\u3088\u3046\u306b\u8981\u6c42\u3059\u308b DHCP \u8981\u6c42\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u30b5\u30fc\u30d0\u30fc\u306b\u9001\u4fe1\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u8a8d\u3081\u308b<\/strong>: DHCP \u30b5\u30fc\u30d0\u30fc\u306f\u3001IP \u30a2\u30c9\u30ec\u30b9\u306e\u5272\u308a\u5f53\u3066\u3092\u78ba\u8a8d\u3059\u308b DHCP \u78ba\u8a8d\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u9001\u4fe1\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n<p>\u3053\u306e\u30d5\u30ed\u30fc\u306f\u30af\u30e9\u30a4\u30a2\u30f3\u30c8 \u30de\u30b7\u30f3\u306b\u5bfe\u3057\u3066\u900f\u904e\u7684\u306b\u884c\u308f\u308c\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8 \u30de\u30b7\u30f3\u306f DHCP \u30b5\u30fc\u30d0\u30fc\u3068\u76f4\u63a5\u901a\u4fe1\u3057\u3066\u3044\u308b\u3068\u4fe1\u3058\u307e\u3059\u3002<\/p>\n<h2>DHCP\u30d7\u30ed\u30ad\u30b7\u306e\u4e3b\u306a\u6a5f\u80fd<\/h2>\n<p>DHCP \u30d7\u30ed\u30ad\u30b7\u306e\u4e3b\u306a\u7279\u5fb4\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<ul>\n<li><strong>\u30b5\u30d6\u30cd\u30c3\u30c8\u30c8\u30e9\u30d0\u30fc\u30b5\u30eb<\/strong>DHCP \u30d7\u30ed\u30ad\u30b7\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001DHCP \u30b5\u30fc\u30d0\u30fc\u306f\u7570\u306a\u308b\u30b5\u30d6\u30cd\u30c3\u30c8\u306b\u3042\u308b\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<li><strong>\u96c6\u4e2d\u7ba1\u7406<\/strong>: \u5358\u4e00\u306e DHCP \u30b5\u30fc\u30d0\u30fc\u304c\u8907\u6570\u306e\u30b5\u30d6\u30cd\u30c3\u30c8\u306b\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u3067\u3001DHCP \u30d7\u30ed\u30ad\u30b7\u306f IP \u30a2\u30c9\u30ec\u30b9\u3068\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u69cb\u6210\u306e\u96c6\u4e2d\u7ba1\u7406\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u900f\u660e\u6027<\/strong>: DHCP \u30d7\u30ed\u30ad\u30b7\u64cd\u4f5c\u306f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8 \u30de\u30b7\u30f3\u3068 DHCP \u30b5\u30fc\u30d0\u30fc\u306b\u5bfe\u3057\u3066\u900f\u904e\u7684\u3067\u3059\u3002<\/li>\n<li><strong>\u30de\u30eb\u30c1\u30d9\u30f3\u30c0\u30fc\u4e92\u63db\u6027<\/strong>DHCP \u30d7\u30ed\u30ad\u30b7\u306f\u30d9\u30f3\u30c0\u30fc\u56fa\u6709\u3067\u306f\u306a\u3044\u305f\u3081\u3001\u540c\u3058\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5185\u3067\u7570\u306a\u308b\u30d9\u30f3\u30c0\u30fc\u306e DHCP \u30b5\u30fc\u30d0\u30fc\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n<h2>DHCP\u30d7\u30ed\u30ad\u30b7\u306e\u7a2e\u985e<\/h2>\n<p>DHCP \u30d7\u30ed\u30ad\u30b7\u306f\u6a19\u6e96\u7684\u306a\u539f\u7406\u306b\u57fa\u3065\u3044\u3066\u52d5\u4f5c\u3057\u307e\u3059\u304c\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8981\u4ef6\u306b\u57fa\u3065\u3044\u3066\u7570\u306a\u308b\u5b9f\u88c5\u304c\u884c\u308f\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u6700\u3082\u4e00\u822c\u7684\u306a 2 \u3064\u306e\u30bf\u30a4\u30d7\u306e\u6982\u8981\u3092\u793a\u3059\u8868\u3092\u4ee5\u4e0b\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u30bf\u30a4\u30d7<\/th>\n<th>\u8aac\u660e<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u9759\u7684 DHCP \u30d7\u30ed\u30ad\u30b7<\/td>\n<td>\u3053\u306e\u30bf\u30a4\u30d7\u306e DHCP \u30d7\u30ed\u30ad\u30b7\u306b\u306f\u3001\u4e8b\u524d\u5b9a\u7fa9\u3055\u308c\u305f\u30b5\u30fc\u30d0\u30fc \u30a2\u30c9\u30ec\u30b9\u304c\u3042\u308a\u307e\u3059\u3002\u8ffd\u52a0\u306e\u69cb\u6210\u3092\u5fc5\u8981\u3068\u305b\u305a\u306b\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u8981\u6c42\u3092\u8ee2\u9001\u3059\u308b\u5834\u6240\u3092\u8a8d\u8b58\u3057\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u30c0\u30a4\u30ca\u30df\u30c3\u30af DHCP \u30d7\u30ed\u30ad\u30b7<\/td>\n<td>\u3053\u306e DHCP \u30d7\u30ed\u30ad\u30b7\u306f\u3001Bonjour \u3084 Avahi \u306a\u3069\u306e\u30b5\u30fc\u30d3\u30b9\u691c\u51fa\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u4f7f\u7528\u3057\u3066 DHCP \u30b5\u30fc\u30d0\u30fc\u3092\u52d5\u7684\u306b\u691c\u51fa\u3057\u307e\u3059\u3002\u30b5\u30fc\u30d0\u30fc \u30a2\u30c9\u30ec\u30b9\u304c\u983b\u7e41\u306b\u5909\u66f4\u3055\u308c\u308b\u74b0\u5883\u3067\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>DHCP \u30d7\u30ed\u30ad\u30b7\u306e\u4f7f\u7528: \u554f\u984c\u3068\u89e3\u6c7a\u7b56<\/h2>\n<p>DHCP \u30d7\u30ed\u30ad\u30b7\u306f\u8907\u96d1\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u74b0\u5883\u3067\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u304c\u3001\u305d\u306e\u5b9f\u88c5\u306b\u306f\u8ab2\u984c\u304c\u4f34\u3044\u307e\u3059\u3002\u4e00\u822c\u7684\u306a\u554f\u984c\u3068\u305d\u306e\u89e3\u6c7a\u7b56\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<p><strong>\u554f\u984c<\/strong>: \u8aa4\u3063\u305f\u69cb\u6210\u306b\u3088\u308a\u3001IP \u30a2\u30c9\u30ec\u30b9\u306e\u5272\u308a\u5f53\u3066\u304c\u4e0d\u6b63\u78ba\u306b\u306a\u3063\u305f\u308a\u3001\u30a2\u30c9\u30ec\u30b9\u304c\u91cd\u8907\u3057\u305f\u308a\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n<strong>\u89e3\u6c7a<\/strong>DHCP \u30b9\u30b3\u30fc\u30d7\u3001\u4e88\u7d04\u30dd\u30ea\u30b7\u30fc\u3001\u304a\u3088\u3073\u9664\u5916\u306e\u9069\u5207\u306a\u8a08\u753b\u3068\u69cb\u6210\u3002<\/p>\n<p><strong>\u554f\u984c<\/strong>: DHCP \u30d7\u30ed\u30ad\u30b7\u306f DHCP \u30d7\u30ed\u30bb\u30b9\u306b\u4f59\u5206\u306a\u30db\u30c3\u30d7\u3092\u8ffd\u52a0\u3059\u308b\u305f\u3081\u3001\u9045\u5ef6\u304c\u5897\u52a0\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n<strong>\u89e3\u6c7a<\/strong>: \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30d1\u30b9\u3092\u6700\u9069\u5316\u3057\u3001DHCP \u30b5\u30fc\u30d0\u30fc\u3068\u30d7\u30ed\u30ad\u30b7\u81ea\u4f53\u306e\u9ad8\u53ef\u7528\u6027\u3092\u78ba\u4fdd\u3057\u307e\u3059\u3002<\/p>\n<h2>\u985e\u4f3c\u306e\u7528\u8a9e\u3068\u306e\u6bd4\u8f03<\/h2>\n<p>DHCP \u30d7\u30ed\u30ad\u30b7\u306f\u72ec\u81ea\u306e\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u304c\u3001\u4ed6\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3084\u30b7\u30b9\u30c6\u30e0\u3082\u540c\u69d8\u306e\u3088\u3046\u306b\u898b\u3048\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u6bd4\u8f03\u8868\u3092\u4ee5\u4e0b\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u5b66\u671f<\/th>\n<th>\u95a2\u6570<\/th>\n<th>\u985e\u4f3c\u70b9<\/th>\n<th>\u9055\u3044<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>DHCP\u30ea\u30ec\u30fc<\/td>\n<td>\u7570\u306a\u308b\u30b5\u30d6\u30cd\u30c3\u30c8\u4e0a\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u30b5\u30fc\u30d0\u30fc\u9593\u3067DHCP\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8ee2\u9001\u3057\u307e\u3059<\/td>\n<td>\u3069\u3061\u3089\u3082\u30b5\u30d6\u30cd\u30c3\u30c8\u9593\u306eDHCP\u901a\u4fe1\u306e\u4ef2\u4ecb\u5f79\u3067\u3042\u308b<\/td>\n<td>DHCP\u30ea\u30ec\u30fc\u306fDHCP\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u5909\u66f4\u3057\u307e\u305b\u3093\u304c\u3001DHCP\u30d7\u30ed\u30ad\u30b7\u306f<\/td>\n<\/tr>\n<tr>\n<td>DHCP \u30b5\u30fc\u30d0\u30fc<\/td>\n<td>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306bIP\u30a2\u30c9\u30ec\u30b9\u3068\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u69cb\u6210\u3092\u5272\u308a\u5f53\u3066\u307e\u3059<\/td>\n<td>\u3069\u3061\u3089\u3082DHCP\u30d7\u30ed\u30bb\u30b9\u306b\u3068\u3063\u3066\u91cd\u8981\u3067\u3059<\/td>\n<td>DHCP\u30b5\u30fc\u30d0\u30fc\u306fIP\u30a2\u30c9\u30ec\u30b9\u3092\u5272\u308a\u5f53\u3066\u307e\u3059\u304c\u3001DHCP\u30d7\u30ed\u30ad\u30b7\u306f\u5358\u306b\u30ea\u30af\u30a8\u30b9\u30c8\u3068\u5fdc\u7b54\u3092\u8ee2\u9001\u3059\u308b\u3060\u3051\u3067\u3059\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>DHCP\u30d7\u30ed\u30ad\u30b7\u306b\u95a2\u3059\u308b\u5c06\u6765\u5c55\u671b\u3068\u6280\u8853<\/h2>\n<p>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u8907\u96d1\u3055\u304c\u5897\u3057\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30d7\u30ed\u30c8\u30b3\u30eb\u304c\u9032\u5316\u3059\u308b\u306b\u3064\u308c\u3066\u3001DHCP \u30d7\u30ed\u30ad\u30b7\u306e\u91cd\u8981\u6027\u306f\u3055\u3089\u306b\u9ad8\u307e\u308b\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002\u4eca\u5f8c\u306e\u5c55\u671b\u3068\u3057\u3066\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u5b9a\u7fa9\u30cd\u30c3\u30c8\u30ef\u30fc\u30af (SDN) \u3068\u306e\u7d71\u5408<\/strong>SDN \u306e\u67d4\u8edf\u6027\u3068\u81ea\u52d5\u5316\u6a5f\u80fd\u306b\u3088\u308a\u3001DHCP \u30d7\u30ed\u30ad\u30b7\u6a5f\u80fd\u304c\u5f37\u5316\u3055\u308c\u3001\u5909\u5316\u3059\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6761\u4ef6\u3078\u306e\u9069\u5fdc\u6027\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/li>\n<li><strong>IPv6\u4e92\u63db\u6027<\/strong>IPv6 \u304c\u666e\u53ca\u3059\u308b\u306b\u3064\u308c\u3066\u3001IPv6 \u306e\u8981\u6c42\u3068\u5fdc\u7b54\u3092\u51e6\u7406\u3067\u304d\u308b DHCP \u30d7\u30ed\u30ad\u30b7\u304c\u4e0d\u53ef\u6b20\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<li><strong>\u30af\u30e9\u30a6\u30c9\u4e92\u63db\u6027<\/strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u30af\u30e9\u30a6\u30c9\u74b0\u5883\u306b\u79fb\u884c\u3059\u308b\u306b\u3064\u308c\u3066\u3001\u3053\u306e\u3088\u3046\u306a\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3067\u6a5f\u80fd\u3067\u304d\u308b DHCP \u30d7\u30ed\u30ad\u30b7\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n<h2>DHCP \u30d7\u30ed\u30ad\u30b7\u3068\u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc<\/h2>\n<p>\u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u306f\u3001\u4ed6\u306e\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u30ea\u30bd\u30fc\u30b9\u3092\u6c42\u3081\u308b\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u306e\u8981\u6c42\u306e\u4ef2\u4ecb\u5f79\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002\u540c\u69d8\u306b\u3001DHCP \u30d7\u30ed\u30ad\u30b7\u306f DHCP \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u30b5\u30fc\u30d0\u30fc\u9593\u306e\u4ef2\u4ecb\u5f79\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002\u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u306f\u901a\u5e38\u3001Web \u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u51e6\u7406\u3057\u307e\u3059\u304c\u3001DHCP \u30d7\u30ed\u30ad\u30b7\u306f DHCP \u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u51e6\u7406\u3057\u3001\u7570\u306a\u308b\u30b5\u30d6\u30cd\u30c3\u30c8\u4e0a\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u30b5\u30fc\u30d0\u30fc\u304c\u901a\u4fe1\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<h2>\u95a2\u9023\u30ea\u30f3\u30af<\/h2>\n<p>DHCP \u30d7\u30ed\u30ad\u30b7\u306e\u8a73\u7d30\u306b\u3064\u3044\u3066\u306f\u3001\u6b21\u306e\u30ea\u30bd\u30fc\u30b9\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ul>\n<li><a href=\"https:\/\/www.amazon.com\/DHCP-Handbook-Ted-Lemon\/dp\/0672323273\" target=\"_new\" rel=\"noopener nofollow\">DHCP \u30cf\u30f3\u30c9\u30d6\u30c3\u30af<\/a><\/li>\n<li><a href=\"https:\/\/tools.ietf.org\/html\/rfc3046\" target=\"_new\" rel=\"noopener nofollow\">RFC 3046: DHCP \u30ea\u30ec\u30fc\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u60c5\u5831\u30aa\u30d7\u30b7\u30e7\u30f3<\/a><\/li>\n<li><a href=\"https:\/\/docs.microsoft.com\/en-us\/windows-server\/networking\/technologies\/dhcp\/dhcp-top\" target=\"_new\" rel=\"noopener nofollow\">Microsoft DHCP \u30b5\u30fc\u30d0\u30fc \u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/a><\/li>\n<\/ul>","protected":false},"featured_media":476804,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-476803","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Dynamic Host Configuration Protocol (DHCP) Proxy<\/mark>","faq_items":[{"question":"What is a DHCP Proxy?","answer":"<p>A DHCP Proxy is a network management protocol that acts as an intermediary between client machines and DHCP servers located on different subnets. It enables dynamic assignment of IP addresses and the delivery of network configurations to devices within a network.<\/p>"},{"question":"What is the history and origin of DHCP Proxy?","answer":"<p>DHCP Proxy traces its origins back to the Bootstrap Protocol (BOOTP) of the 1980s. The Internet Engineering Task Force (IETF) introduced DHCP as an extension of BOOTP in 1993, but DHCP Proxy emerged in the early 2000s as a solution to manage IP configurations across multi-subnet and multi-vendor environments.<\/p>"},{"question":"How does a DHCP Proxy work?","answer":"<p>DHCP Proxy operates through a four-step process known as DORA (Discover, Offer, Request, Acknowledge). The client sends a discover message, which the DHCP Proxy intercepts and forwards to the DHCP server. The server sends an offer message, which the proxy forwards to the client. The client then sends a request, and finally, the server sends an acknowledgment.<\/p>"},{"question":"What are the key features of a DHCP Proxy?","answer":"<p>Key features of a DHCP Proxy include subnet traversal, centralized management, protocol transparency, and multi-vendor compatibility.<\/p>"},{"question":"What types of DHCP Proxy exist?","answer":"<p>There are primarily two types of DHCP Proxy: static and dynamic. Static DHCP Proxy has predefined server addresses, while dynamic DHCP Proxy discovers DHCP servers using service discovery protocols.<\/p>"},{"question":"What are some problems and solutions related to the use of DHCP Proxy?","answer":"<p>Common problems include misconfiguration leading to incorrect IP address assignments, and potential increase in latency due to the extra hop in the DHCP process. Solutions involve proper planning and configuration of DHCP scopes and reservation policies, as well as optimizing network paths.<\/p>"},{"question":"How is a DHCP Proxy different from a DHCP Relay and a DHCP Server?","answer":"<p>While a DHCP Proxy, DHCP Relay, and DHCP Server all play roles in the DHCP process, they function differently. A DHCP Proxy forwards requests and responses between clients and servers, a DHCP Relay forwards DHCP messages between subnets, and a DHCP Server assigns IP addresses and network configurations.<\/p>"},{"question":"What are future perspectives and technologies related to DHCP Proxy?","answer":"<p>Future trends include integration with Software Defined Networking (SDN), IPv6 compatibility, and cloud compatibility.<\/p>"},{"question":"How are DHCP Proxy and proxy servers associated?","answer":"<p>While both are intermediaries for requests from clients seeking resources from other servers, they handle different types of traffic. DHCP Proxies handle DHCP traffic, allowing clients and servers on different subnets to communicate, while proxy servers typically deal with web traffic.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/jp\/wp-json\/wp\/v2\/wiki\/476803","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/jp\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/jp\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/jp\/wp-json\/wp\/v2\/wiki\/476803\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/jp\/wp-json\/wp\/v2\/media\/476804"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/jp\/wp-json\/wp\/v2\/media?parent=476803"}],"curies":[{"name":"\u3046\u30fc\u3093","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}