{"id":961,"date":"2023-05-17T10:02:52","date_gmt":"2023-05-17T01:02:52","guid":{"rendered":"http:\/\/heytanndy.work\/it-wp\/?p=961"},"modified":"2023-05-17T10:43:53","modified_gmt":"2023-05-17T01:43:53","slug":"ip-r5-61-70","status":"publish","type":"post","link":"http:\/\/heytanndy.work\/it-wp\/2023\/05\/17\/ip-r5-61-70\/","title":{"rendered":"IT\u30d1\u30b9\u30dd\u30fc\u30c8 \u4ee4\u548c5\u5e74\u5ea6 61-70\u554f"},"content":{"rendered":"<div class=\"sample_h_9\">IT\u30d1\u30b9\u30dd\u30fc\u30c8 \u4ee4\u548c5\u5e74\u5ea6 61-70\u554f<\/div>\r\n\r\n<div class=\"q\">\u554f61<\/div>\r\n<br>\r\nIoT\u30b7\u30b9\u30c6\u30e0\u306a\u3069\u306e\u8a2d\u8a08\uff0c\u69cb\u7bc9\u53ca\u3073\u904b\u7528\u306b\u969b\u3057\u3066\u306e\u57fa\u672c\u539f\u5247\u3068\u3055\u308c\uff0c\u30b7\u30b9\u30c6\u30e0\u306e\u4f01\u753b\uff0c\u8a2d\u8a08\u6bb5\u968e\u304b\u3089\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306e\u65b9\u7b56\u3092\u4f55\u3068\u547c\u3076\u304b\u3002<br><br>\r\n\r\n\u30a2\u3000\u30bb\u30ad\u30e5\u30a2\u30d6\u30fc\u30c8\u3000\u3000\u3000\u3000\u3000\u30a4\u3000\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d0\u30a4\u30c7\u30b6\u30a4\u30f3<br>\r\n\u30a6\u3000\u30e6\u30cb\u30d0\u30fc\u30b5\u30eb\u30c7\u30b6\u30a4\u30f3\u3000\u3000\u30a8\u3000\u30ea\u30d6\u30fc\u30c8\r\n<br><br>\r\n<div class=\"hidden_box\"><input id=\"ip_r5_61\" type=\"checkbox\" \/><label style=\"color: #6495ed;\" for=\"ip_r5_61\"><img decoding=\"async\" src=\"\/images\/086.gif\" \/> \u89e3\u7b54\uff06\u89e3\u8aac\u306f\u3053\u3061\u3089<\/label>\r\n<div class=\"hidden_show\">\u89e3\u7b54\uff1a\u30a4\r\n<div class=\"box27\">\r\n<div class=\"box-title\">\u89e3\u8aac<\/div>\r\n<span style=\"text-decoration:underline;\">\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u30fb\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5b9f\u88c5\u6280\u8853\u306b\u95a2\u3059\u308b\u554f\u984c\u3067\u3059\u3002<\/span><br><br>\r\n<span class=\"span1\">\u4f01\u753b\u3001\u8a2d\u8a08\u306e\u6bb5\u968e\u304b\u3089\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306e\u4ed5\u69d8\u3092\u53d6\u308a\u8fbc\u3093\u3067\u884c\u3046\u30b7\u30b9\u30c6\u30e0\u958b\u767a\u624b\u6cd5<\/span>\u3092<span class=\"span3\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d0\u30a4\u30c7\u30b6\u30a4\u30f3<\/span>\u3068\u3044\u3044\u307e\u3059\u3002<br><br>\r\n\r\n\r\n<span class=\"span4\">\u30bb\u30ad\u30e5\u30a2\u30d6\u30fc\u30c8<\/span>\u306fPC\u8d77\u52d5\u6642\u306b\u8a8d\u8a3c\u5c40\u3067\u8a31\u53ef\u3055\u308c\u305f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3057\u304b\u5b9f\u884c\u3067\u304d\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u6a5f\u80fd\u3067\u3059\u3002<br>\r\n<span class=\"span4\">\u30e6\u30cb\u30d0\u30fc\u30b5\u30eb\u30c7\u30b6\u30a4\u30f3<\/span>\u306f\u9ad8\u9f62\u8005\u3084\u969c\u5bb3\u8005\u306a\u3069\u3001\u3067\u304d\u308b\u9650\u308a\u591a\u304f\u306e\u4eba\u304c\u7b49\u3057\u304f\u5229\u7528\u3057\u3084\u3059\u3044\u3088\u3046\u306b\u914d\u616e\u3057\u305f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u88fd\u54c1\u306e\u8a2d\u8a08\u3067\u3059\u3002<br>\r\n<span class=\"span4\">\u30ea\u30d6\u30fc\u30c8<\/span>\u306f\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306e\u4f7f\u7528\u4e2d\u306b\u518d\u8d77\u52d5\u3059\u308b\u3053\u3068\u3067\u3059\u3002\r\n<br><br>\r\n<div class=\"ribbon20-wrapper\">\r\n<div class=\"ribbon20\">\u30dd\u30a4\u30f3\u30c8<\/div>\r\n<span class=\"span2\">\u306a\u3093\u305f\u3089\u30c7\u30b6\u30a4\u30f3\u3082\u3088\u304f\u51fa\u308b\u3002\u9055\u3044\u3092\u77e5\u3063\u3066\u304a\u3053\u3046\uff01<\/span>\r\n<\/div>\r\n<div class=\"close\"><label for=\"ip_r5_61\">\u9589\u3058\u308b<\/label><\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n\r\n\r\n<br><br><br>\r\n\r\n\r\n<div class=\"q\">\u554f62<\/div>\r\n<br>\r\n\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u304a\u3051\u308b\u8a8d\u8a3c\u8981\u7d20\u306f3\u7a2e\u985e\u306b\u5206\u985e\u3067\u304d\u308b\u3002\u8a8d\u8a3c\u8981\u7d20\u306e3\u7a2e\u985e\u3068\u3057\u3066\uff0c\u9069\u5207\u306a\u3082\u306e\u306f\u3069\u308c\u304b\u3002<br><br>\r\n\r\n\u30a2\u3000\u500b\u4eba\u60c5\u5831\uff0c\u6240\u6301\u60c5\u5831\uff0c\u751f\u4f53\u60c5\u5831\u3000\u3000\u30a6\u3000\u500b\u4eba\u60c5\u5831\uff0c\u751f\u4f53\u60c5\u5831\uff0c\u77e5\u8b58\u60c5\u5831<br>\r\n\u30a4\u3000\u500b\u4eba\u60c5\u5831\uff0c\u6240\u6301\u60c5\u5831\uff0c\u77e5\u8b58\u60c5\u5831\u3000\u3000\u30a8\u3000\u6240\u6301\u60c5\u5831\uff0c\u751f\u4f53\u60c5\u5831\uff0c\u77e5\u8b58\u60c5\u5831\r\n<br><br>\r\n<div class=\"hidden_box\"><input id=\"ip_r5_62\" type=\"checkbox\" \/><label style=\"color: #6495ed;\" for=\"ip_r5_62\"><img decoding=\"async\" src=\"\/images\/086.gif\" \/> \u89e3\u7b54\uff06\u89e3\u8aac\u306f\u3053\u3061\u3089<\/label>\r\n<div class=\"hidden_show\">\u89e3\u7b54\uff1a\u30a8\r\n<div class=\"box27\">\r\n<div class=\"box-title\">\u89e3\u8aac<\/div>\r\n<span style=\"text-decoration:underline;\">\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u30fb\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5b9f\u88c5\u6280\u8853\u306b\u95a2\u3059\u308b\u554f\u984c\u3067\u3059\u3002<\/span><br><br>\r\n\r\n\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u304a\u3051\u308b\u8a8d\u8a3c\u8981\u7d20\u306f\u6b21\u306e\uff13\u3064\u3067\u3059\u3002<br><br>\r\n\r\n\u30fb<span class=\"span3\">\u77e5\u8b58\u60c5\u5831<\/span>\u3000\u77e5\u3063\u3066\u3044\u308b\u60c5\u5831<br>\r\n\u3000ID\u3084\u30d1\u30b9\u30ef\u30fc\u30c9\u3001\u79d8\u5bc6\u306e\u8cea\u554f\u306a\u3069<br>\r\n\u30fb<span class=\"span3\">\u751f\u4f53\u60c5\u5831<\/span>\u3000\u6240\u6301\u3057\u3066\u3044\u308b\u60c5\u5831<br>\r\n\u3000\u9854\u8a8d\u8a3c\u3084\u8679\u5f69\u8a8d\u8a3c\u3001\u6307\u7d0b\u8a8d\u8a3c\u306a\u3069<br>\r\n\u30fb<span class=\"span3\">\u6240\u6301\u60c5\u5831<\/span>\u3000\u6301\u3063\u3066\u3044\u308b\u60c5\u5831<br>\r\n\u3000IC\u30ab\u30fc\u30c9\u306a\u3069<br><br>\r\n\r\n<span class=\"span4\">\u4e8c\u8981\u7d20\u8a8d\u8a3c<\/span>\u306f\u3001<span class=\"span1\">\uff12\u3064\u306e\u8a8d\u8a3c\u65b9\u6cd5\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u8a8d\u8a3c<\/span>\u3067\u3059\u3002\r\n\r\n<br><br>\r\n<div class=\"ribbon20-wrapper\">\r\n<div class=\"ribbon20\">\u30dd\u30a4\u30f3\u30c8<\/div>\r\n<span class=\"span2\">\u3053\u308c\u3082\u51fa\u984c\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u304d\u305f\u306e\u3067\u899a\u3048\u3066\u304a\u304f\u4e8b\uff01<\/span><br>\r\n\u6240\u6301\u60c5\u5831\u306f\u3001\u77e5\u8b58\u3084\u751f\u4f53\u3067\u306f\u306a\u304f\u3001\u81ea\u5206\u304c\u6301\u3063\u3066\u3044\u308b\u30e2\u30ce\u3001\u3068\u8003\u3048\u308b\u3002\r\n<\/div>\r\n<div class=\"close\"><label for=\"ip_r5_62\">\u9589\u3058\u308b<\/label><\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n\r\n\r\n<br><br><br>\r\n\r\n<div class=\"q\">\u554f63<\/div>\r\n<br>\r\n\u5bb9\u91cf\u304c500G\u30d0\u30a4\u30c8\u306eHDD\u30922\u53f0\u4f7f\u7528\u3057\u3066\uff0cRAIDO\uff0cRAID1\u3092\u69cb\u6210\u3057\u305f\u3068\u304d\uff0c\u5b9f\u969b\u306b\u5229\u7528\u53ef\u80fd\u306a\u8a18\u61b6\u5bb9\u91cf\u306e\u7d44\u5408\u305b\u3068\u3057\u3066\uff0c\u9069\u5207\u306a\u3082\u306e\u306f\u3069\u308c\u304b\u3002<br><br>\r\n\r\n<img decoding=\"async\" src=\"\/it-wp-img\/ip\/r5\/ip-r5-63.jpg\">\r\n<br><br>\r\n<div class=\"hidden_box\"><input id=\"ip_r5_63\" type=\"checkbox\" \/><label style=\"color: #6495ed;\" for=\"ip_r5_63\"><img decoding=\"async\" src=\"\/images\/086.gif\" \/> \u89e3\u7b54\uff06\u89e3\u8aac\u306f\u3053\u3061\u3089<\/label>\r\n<div class=\"hidden_show\">\u89e3\u7b54\uff1a\u30a4\r\n<div class=\"box27\">\r\n<div class=\"box-title\">\u89e3\u8aac<\/div>\r\n<span style=\"text-decoration:underline;\">\u30b7\u30b9\u30c6\u30e0\u306e\u69cb\u6210\u306b\u95a2\u3059\u308b\u554f\u984c\u3067\u3059\u3002<\/span><br><br>\r\n<span class=\"span3\">RAIDO<\/span>\u306f\u3001<span class=\"span1\">1\u3064\u306e\u30c7\u30fc\u30bf\u3092\u8907\u6570\u306e\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u306b\u5206\u6563\u3057\u3066\u66f8\u304d\u8fbc\u3080\u65b9\u6cd5<\/span>\u3067\u3059\u3002<span class=\"span4\">\u30b9\u30c8\u30e9\u30a4\u30d4\u30f3\u30b0<\/span>\u3068\u3082\u3044\u3044\u307e\u3059\u3002<br>\r\n<span class=\"span3\">RAID1<\/span>\u306f\u3001<span class=\"span1\">\u8907\u6570\u306e\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u306b\u540c\u3058\u30c7\u30fc\u30bf\u3092\u66f8\u304d\u8fbc\u3080\u65b9\u6cd5<\/span>\u3067\u3059\u3002<span class=\"span4\">\u30df\u30e9\u30fc\u30ea\u30f3\u30b0<\/span>\u3068\u3082\u3044\u3044\u307e\u3059\u3002<br><br>\r\n\r\n<img decoding=\"async\" src=\"\/it-wp-img\/common\/raid.jpg\"><br><br>\r\n\r\n\r\n\u5bb9\u91cf\u304c500G\u30d0\u30a4\u30c8\u306eHDD\u30922\u53f0\u4f7f\u7528\u3057\u305f\u3068\u304d\u3001<span class=\"span3\">RAIDO<\/span>\u306f\u5206\u6563\u3055\u305b\u3066\u66f8\u304d\u8fbc\u3080\u306e\u3067\u3001500G\u306eHDD\u30012\u53f0\u5206\u3059\u3079\u3066<br><br>\r\n\r\n\u3000<span style=\"text-decoration:underline; text-decoration-color:#FF0000;\">500G \uff0b 500G \uff1d 1,000G \uff1d 1T<\/span><br><br>\r\n\r\n\u304c\u5229\u7528\u53ef\u80fd\u306a\u8a18\u61b6\u5bb9\u91cf\u3068\u306a\u308a\u307e\u3059\u3002<br><br>\r\n\r\n<span class=\"span3\">RAID1<\/span>\u306f\u540c\u3058\u30c7\u30fc\u30bf\u3092\u305d\u308c\u305e\u308c\u306eHDD\u306b\u66f8\u304d\u8fbc\u3080\u306e\u3067\u3001\u5229\u7528\u53ef\u80fd\u306a\u8a18\u61b6\u5bb9\u91cf\u306f1\u53f0\u5206\u306e500G\u3068\u306a\u308a\u307e\u3059\u3002\r\n\r\n\r\n<br><br>\r\n<div class=\"ribbon20-wrapper\">\r\n<div class=\"ribbon20\">\u30dd\u30a4\u30f3\u30c8<\/div>\r\n<span class=\"span3\">RAIDO<\/span>\u306f\u66f8\u304d\u8fbc\u307f\u6642\u9593\u306e\u77ed\u7e2e\u3001<span class=\"span3\">RAIDO<\/span>\u306f\uff11\u53f0\u6545\u969c\u3057\u3066\u3082\u4ed6\u306b\u66f8\u304d\u8fbc\u307f\u304c\u3042\u308b\u305f\u3081\u306b\u60c5\u5831\u3092\u5931\u308f\u306a\u3044\u3067\u6e08\u3080\u3001\u3068\u3044\u3046\u7279\u5fb4\u304c\u3042\u308b\u3002<br>\r\n\u3069\u3061\u3089\u306e\u30e1\u30ea\u30c3\u30c8\u3060\u3051\u3092\u53d6\u3063\u305f<span class=\"span4\">RAID5<\/span>\u306f\u3001\u30c7\u30fc\u30bf\u3068\u30c7\u30fc\u30bf\u306e\u8aa4\u308a\u3092\u8a02\u6b63\u3059\u308b\u305f\u3081\u306e\u7b26\u53f7\u3092\u8907\u6570\u306e\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u306b\u5206\u6563\u3057\u3066\u66f8\u304d\u8fbc\u3080\u65b9\u6cd5\u3002<br><br>\r\n\r\n<span class=\"span2\">RAID\u306f\u51fa\u984c\u7387\u306f\u4e0b\u304c\u3063\u3066\u308b\u304c\u3001\u305f\u307e\u306b\u307d\u308d\u3063\u3068\u51fa\u308b\u306e\u3067\u77e5\u3063\u3066\u304a\u304f\u3068\u3044\u3044\u3002<\/span>\r\n<\/div>\r\n<div class=\"close\"><label for=\"ip_r5_63\">\u9589\u3058\u308b<\/label><\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n\r\n\r\n<br><br><br>\r\n\r\n<div class=\"q\">\u554f64<\/div>\r\n<br>\r\n\u95a2\u6570sigma\u306f,\u6b63\u306e\u6574\u6570\u3092\u5f15\u6570max\u3067\u53d7\u3051\u53d6\u308a\uff0c1\u304b\u3089max\u307e\u3067\u306e\u6574\u6570\u306e\u7dcf\u548c\u3092\u623b\u308a\u5024\u3068\u3059\u308b\u3002\u30d7\u30ed\u30b0\u30e9\u30e0\u4e2d\u306ea\u306b\u5165\u308c\u308b\u5b57\u53e5\u3068\u3057\u3066\uff0c\u9069\u5207\u306a\u3082\u306e\u306f\u3069\u308c\u304b\u3002<br><br>\r\n\r\n[\u30d7\u30ed\u30b0\u30e9\u30e0]<br>\r\n\u25cb\u6574\u6570\u578b: sigma(\u6574\u6570\u578b: max)<br>\r\n\u3000\u6574\u6570\u578b: calcX \u2190 0<br>\r\n\u3000\u6574\u6570\u578b: n<br>\r\n\u3000for (n \u3092 1 \u304b\u3089 max \u307e\u3067 1 \u305a\u3064\u5897\u3084\u3059)<br>\r\n\u3000\u3000<span style=\"border: 1px solid;\">\u3000\u3000a\u3000\u3000<\/span><br>\r\n\u3000endfor<br>\r\n\u3000return calcX<br><br>\r\n\r\n\u30a2\u3000calcX \u2190 calcX \u00d7 n\u3000\u3000\u3000\u30a4\u3000calcX \u2190 calcX \uff0b 1<br>\r\n\u30a6\u3000calcX \u2190 calcX \uff0b n\u3000\u3000\u3000\u30a8\u3000calcX \u2190 n\r\n\r\n<br><br>\r\n<div class=\"hidden_box\"><input id=\"ip_r5_64\" type=\"checkbox\" \/><label style=\"color: #6495ed;\" for=\"ip_r5_64\"><img decoding=\"async\" src=\"\/images\/086.gif\" \/> \u89e3\u7b54\uff06\u89e3\u8aac\u306f\u3053\u3061\u3089<\/label>\r\n<div class=\"hidden_show\">\u89e3\u7b54\uff1a\u30a6\r\n<div class=\"box27\">\r\n<div class=\"box-title\">\u89e3\u8aac<\/div>\r\n<span style=\"text-decoration:underline;\">\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3068\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306b\u95a2\u3059\u308b\u554f\u984c\u3067\u3059\u3002<\/span><br><br>\r\n\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u9806\u306b\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<br>\r\n\u6574\u6570\u578b\u5909\u6570calcX\u306f\u521d\u671f\u5024\u304c0\u3067\u3001\u6700\u5f8c7\u884c\u76ee\u306b\u300creturn calcX\u300d\u3068\u3042\u308b\u306e\u3067\u3001<span class=\"span1\">1\u304b\u3089max\u307e\u3067\u306e\u6574\u6570\u306e\u7dcf\u548c\u3092\u5165\u308c\u3066\u304a\u304f\u5909\u6570<\/span>\u3060\u3068\u308f\u304b\u308a\u307e\u3059\u3002<br>\r\n\u6b21\u306e\u5909\u6570n\u306fmax\u307e\u30671\u305a\u3064\u5897\u3084\u3057\u3066\u3044\u304f\u6570\u3092\u5165\u308c\u3066\u304a\u304f\u5909\u6570\u306b\u306a\u308a\u307e\u3059\u3002<br><br>\r\n\r\nfor\u306e\u4e2d\u306e\u7e70\u308a\u8fd4\u3057\u51e6\u7406\u306f\u3001<span class=\"span1\">calcX\u306b1\u304b\u3089max\u307e\u3067\u306e\u6574\u6570\u3092\u52a0\u3048\u308b\u51e6\u7406<\/span>\u306b\u306a\u308a\u307e\u3059\u3002<br>\r\ncalcX\u306b\u6b21\u3005\u8db3\u3057\u3066\u3044\u304f\u306e\u306f\u30011\u304b\u3089max\u307e\u3067\u306e\u6570\u3001\u3064\u307e\u308a\u5909\u6570n\u306a\u306e\u3067\u3001a\u306b\u306f\u51e6\u7406<br><br>\r\n\u3000<span style=\"text-decoration:underline; text-decoration-color:#FF0000;\">calcX \u2190 calcX \uff0b n<\/span><br><br>\r\n\u304c\u5165\u308a\u307e\u3059\u3002\r\n\r\n\r\n<br><br>\r\n<div class=\"ribbon20-wrapper\">\r\n<div class=\"ribbon20\">\u30dd\u30a4\u30f3\u30c8<\/div>\r\n<span class=\"span2\">\u30d7\u30ed\u30b0\u30e9\u30e0\u4e2d\u306e\u6ce8\u91c8\u304c\u306a\u3044\u5834\u5408\u306f\u3001\u4f55\u3092\u5165\u308c\u308b\u5909\u6570\u304c\u81ea\u5206\u3067\u4e88\u60f3\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<br>\r\n\u7e70\u308a\u8fd4\u3057\u30ab\u30a6\u30f3\u30c8\u306e\u305f\u3081\u306e\u5909\u6570\u306f\u3001\u305f\u3044\u3066\u3044n\u3068\u304bm\u3001i\u3084j\u304c\u5b9a\u756a\u3002<\/span>\r\n<\/div>\r\n<div class=\"close\"><label for=\"ip_r5_64\">\u9589\u3058\u308b<\/label><\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n\r\n\r\n<br><br><br>\r\n\r\n<div class=\"q\">\u554f65<\/div>\r\n<br>\r\nWi-Fi\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u898f\u683c\u3067\u3042\u308bWPA2\u3092\u7528\u3044\u3066\uff0cPC\u3092\u7121\u7ddaLAN\u30eb\u30fc\u30bf\u3068\u63a5\u7d9a\u3059\u308b\u3068\u304d\u306b\u8a2d\u5b9a\u3059\u308bPSK\u306e\u8aac\u660e\u3068\u3057\u3066\uff0c\u9069\u5207\u306a\u3082\u306e\u306f\u3069\u308c\u304b\u3002<br><br>\r\n\r\n\u30a2\u3000\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u3078\u306e\u63a5\u7d9a\u3092\u8a8d\u8a3c\u3059\u308b\u3068\u304d\u306b\u7528\u3044\u308b\u7b26\u53f7(\u30d1\u30b9\u30d5\u30ec\u30fc\u30ba)\u3067\u3042\u308a\uff0c\u3053\u306e\u7b26\u53f7\u306b\u57fa\u3065\u3044\u3066\uff0c\u63a5\u7d9a\u3059\u308bPC\u3054\u3068\u306b\u901a\u4fe1\u306e\u6697\u53f7\u5316\u306b\u7528\u3044\u308b\u9375\u304c\u751f\u6210\u3055\u308c\u308b\u3002<br>\r\n\u30a4\u3000\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u3078\u306e\u63a5\u7d9a\u3092\u8a8d\u8a3c\u3059\u308b\u3068\u304d\u306b\u7528\u3044\u308b\u7b26\u53f7(\u30d1\u30b9\u30d5\u30ec\u30fc\u30ba)\u3067\u3042\u308a\uff0c\u3053\u306e\u7b26\u53f7\u306b\u57fa\u3065\u3044\u3066\uff0c\u63a5\u7d9a\u3059\u308bPC\u3054\u3068\u306b\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u304c\u5272\u308a\u5f53\u3066\u3089\u308c\u308b\u3002<br>\r\n\u30a6\u3000\u63a5\u7d9a\u3059\u308b\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u3092\u8b58\u5225\u3059\u308b\u305f\u3081\u306b\u7528\u3044\u308b\u540d\u524d\u3067\u3042\u308a\uff0c\u3053\u306e\u540d\u524d\u306b\u57fa\u3065\u3044\u3066\uff0c\u63a5\u7d9a\u3059\u308bPC\u3054\u3068\u306b\u901a\u4fe1\u306e\u6697\u53f7\u5316\u306b\u7528\u3044\u308b\u9375\u304c\u751f\u6210\u3055\u308c\u308b\u3002<br>\r\n\u30a8\u3000\u63a5\u7d9a\u3059\u308b\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u3092\u8b58\u5225\u3059\u308b\u305f\u3081\u306b\u7528\u3044\u308b\u540d\u524d\u3067\u3042\u308a\uff0c\u3053\u306e\u540d\u524d\u306b\u57fa\u3065\u3044\u3066\uff0c\u63a5\u7d9a\u3059\u308bPC\u3054\u3068\u306b\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u304c\u5272\u308a\u5f53\u3066\u3089\u308c\u308b\u3002\r\n\r\n<br><br>\r\n<div class=\"hidden_box\"><input id=\"ip_r5_65\" type=\"checkbox\" \/><label style=\"color: #6495ed;\" for=\"ip_r5_65\"><img decoding=\"async\" src=\"\/images\/086.gif\" \/> \u89e3\u7b54\uff06\u89e3\u8aac\u306f\u3053\u3061\u3089<\/label>\r\n<div class=\"hidden_show\">\u89e3\u7b54\uff1a\u30a2\r\n<div class=\"box27\">\r\n<div class=\"box-title\">\u89e3\u8aac<\/div>\r\n<span style=\"text-decoration:underline;\">\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u30fb\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5b9f\u88c5\u6280\u8853\u306b\u95a2\u3059\u308b\u554f\u984c\u3067\u3059\u3002<\/span><br><br>\r\n<span class=\"span3\">WPA2<\/span>\uff08Wi-Fi Protected Access 2\uff09\u306f\u7121\u7ddaLAN\u306e\u6697\u53f7\u5316\u6280\u8853\u3067\u3059\u3002<br>\r\n<span class=\"span3\">PSK<\/span>(Pre-Shared Key\uff1a\u4e8b\u524d\u5171\u6709\u9375)\u306f\u3001<span class=\"span3\">WPA2<\/span>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8a2d\u5b9a\u306e1\u3064\u3067\u3001<span class=\"span1\">\u53d7\u4fe1\u5074\u3068\u9001\u4fe1\u5074\u3067\u4e8b\u524d\u306b\u5171\u6709\u3059\u308b\u6697\u53f7\u5316\u901a\u4fe1\u306e\u305f\u3081\u306e\u6697\u53f7\u9375<\/span>\u3067\u3059\u3002\r\n<br><br>\r\nWi-Fi\u3067\u306f\u3001\u7aef\u672b\u3068\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u9593\u3067\u6697\u53f7\u5316\u901a\u4fe1\u3092\u884c\u3046\u305f\u3081\u306b\u6b21\u306e\u51e6\u7406\u3092\u884c\u3044\u307e\u3059\u3002\r\n<br><br>\r\n\u2460 \u7aef\u672b\u3068\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u306b\u540c\u3058\u30d1\u30b9\u30d5\u30ec\u30fc\u30ba\u3092\u8a2d\u5b9a\u3057\u3066\u63a5\u7d9a\u8a8d\u8a3c<br>\r\n\u2461 \u30d1\u30b9\u30d5\u30ec\u30fc\u30ba\u304b\u3089\u901a\u4fe1\u306e\u305f\u3081\u306e\u9375\u3067\u3042\u308b<span class=\"span3\">PSK<\/span>\u3092\u751f\u6210<br>\r\n\u2462 <span class=\"span3\">PSK<\/span>\u3092\u4f7f\u3063\u3066\u6697\u53f7\u5316\u901a\u4fe1\uff01<br><br>\r\n\r\n\u30a6\u3068\u30a8\u306e\u63a5\u7d9a\u3059\u308b\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u3092\u8b58\u5225\u3059\u308b\u305f\u3081\u306b\u7528\u3044\u308b\u540d\u524d\u306f<span class=\"span4\">SSID<\/span>\u3067\u3059\u3002\r\n\r\n<br><br>\r\n<div class=\"ribbon20-wrapper\">\r\n<div class=\"ribbon20\">\u30dd\u30a4\u30f3\u30c8<\/div>\r\nPSK\u305d\u306e\u3082\u306e\u306f\u30d1\u30b9\u30d5\u30ec\u30fc\u30ba\u306a\u306e\u304b\u751f\u6210\u3055\u308c\u308b\u9375\u306a\u306e\u304b\u65b9\u5f0f\u306a\u306e\u304b\u4e0d\u660e\u3002<br>\r\n\u3056\u3063\u304f\u308a\u3069\u3061\u3089\u304b\u3092\u6307\u3059\u3068\u899a\u3048\u3066\u304a\u3053\u3046\u3002\r\n<\/div>\r\n<div class=\"close\"><label for=\"ip_r5_65\">\u9589\u3058\u308b<\/label><\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n\r\n\r\n<br><br><br>\r\n\r\n<div class=\"q\">\u554f66<\/div>\r\n<br>\r\n\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u51e6\u7406\u306b\u304a\u3051\u308b\u30b3\u30df\u30c3\u30c8\u306e\u8aac\u660e\u3068\u3057\u3066\uff0c\u9069\u5207\u306a\u3082\u306e\u306f\u3069\u308c\u304b\u3002<br><br>\r\n\r\n\u30a2\u3000\u3042\u308b\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u5171\u6709\u30c7\u30fc\u30bf\u3092\u66f4\u65b0\u3057\u3088\u3046\u3068\u3057\u305f\u3068\u304d\uff0c\u305d\u306e\u30c7\u30fc\u30bf\u306b\u5bfe\u3059\u308b\u4ed6\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304b\u3089\u306e\u66f4\u65b0\u3092\u7981\u6b62\u3059\u308b\u3053\u3068<br>\r\n\u30a4\u3000\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u6b63\u5e38\u306b\u51e6\u7406\u3055\u308c\u305f\u3068\u304d\u306b\uff0c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u66f4\u65b0\u3092\u78ba\u5b9a\u3055\u305b\u308b\u3053\u3068<br>\r\n\u30a6\u3000\u4f55\u3089\u304b\u306e\u7406\u7531\u3067\uff0c\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u6b63\u5e38\u306b\u51e6\u7406\u3055\u308c\u306a\u304b\u3063\u305f\u3068\u304d\u306b\uff0c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u958b\u59cb\u524d\u306e\u72b6\u614b\u306b\u3059\u308b\u3053\u3068<br>\r\n\u30a8\u3000\u8907\u6570\u306e\u8868\u3092\uff0c\u4e92\u3044\u306b\u95a2\u4fc2\u4ed8\u3051\u308b\u5217\u3092\u30ad\u30fc\u3068\u3057\u3066\uff0c\u4e00\u3064\u306e\u8868\u306b\u3059\u308b\u3053\u3068\r\n<br><br>\r\n<div class=\"hidden_box\"><input id=\"ip_r5_66\" type=\"checkbox\" \/><label style=\"color: #6495ed;\" for=\"ip_r5_66\"><img decoding=\"async\" src=\"\/images\/086.gif\" \/> \u89e3\u7b54\uff06\u89e3\u8aac\u306f\u3053\u3061\u3089<\/label>\r\n<div class=\"hidden_show\">\u89e3\u7b54\uff1a\u30a4\r\n<div class=\"box27\">\r\n<div class=\"box-title\">\u89e3\u8aac<\/div>\r\n<span style=\"text-decoration:underline;\">\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u51e6\u7406\u306b\u95a2\u3059\u308b\u554f\u984c\u3067\u3059\u3002<\/span><br><br>\r\n<span class=\"span3\">\u30b3\u30df\u30c3\u30c8<\/span>\u306f\u3001<span class=\"span1\">\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u51e6\u7406\u304c\u554f\u984c\u306a\u304f\u884c\u308f\u308c\u305f\u3068\u304d\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u66f4\u65b0\u5185\u5bb9\u3092\u78ba\u5b9a\u3059\u308b\u3053\u3068<\/span>\u3067\u3059\u3002<br><br>\r\n\r\n\u30a2\u306f<span class=\"span4\">\u6392\u4ed6\u5236\u5fa1<\/span>\u3001\u30a6\u306f<span class=\"span4\">\u30ed\u30fc\u30eb\u30d0\u30c3\u30af<\/span>\u3001\u30a8\u306f<span class=\"span4\">\u8868\u306e\u7d50\u5408<\/span>\u306e\u8aac\u660e\u3067\u3059\u3002\r\n<br><br>\r\n<div class=\"ribbon20-wrapper\">\r\n<div class=\"ribbon20\">\u30dd\u30a4\u30f3\u30c8<\/div>\r\n\u67d0CM\u306e<span class=\"span2\">\u7d50\u679c\u306b\u30b3\u30df\u30c3\u30c8\uff01<\/span>\u3067\u899a\u3048\u3088\u3046\u3002<br>\r\n<\/div>\r\n<div class=\"close\"><label for=\"ip_r5_66\">\u9589\u3058\u308b<\/label><\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n\r\n\r\n<br><br><br>\r\n\r\n<div class=\"q\">\u554f67<\/div>\r\n<br>\r\n\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u74b0\u5883\u3067\u5229\u7528\u3055\u308c\u308bIDS\u306e\u5f79\u5272\u3068\u3057\u3066\uff0c\u9069\u5207\u306a\u3082\u306e\u306f\u3069\u308c\u304b\u3002<br><br>\r\n\r\n\u30a2\u3000IP\u30a2\u30c9\u30ec\u30b9\u3068\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u76f8\u4e92\u306b\u5909\u63db\u3059\u308b\u3002<br>\r\n\u30a4\u3000\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u306e\u8907\u6570\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306e\u6642\u523b\u3092\u540c\u671f\u3055\u305b\u308b\u3002<br>\r\n\u30a6\u3000\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306a\u3069\u306b\u5bfe\u3059\u308b\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u3084\u305d\u306e\u4e88\u5146\u3092\u691c\u77e5\u3057\uff0c\u7ba1\u7406\u8005\u306b\u901a\u77e5\u3059\u308b\u3002<br>\r\n\u30a8\u3000\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u306b\u5c4a\u3044\u305f\u96fb\u5b50\u30e1\u30fc\u30eb\u3092\uff0c\u30e1\u30fc\u30eb\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u9001\u308b\u3002\r\n<br><br>\r\n<div class=\"hidden_box\"><input id=\"ip_r5_67\" type=\"checkbox\" \/><label style=\"color: #6495ed;\" for=\"ip_r5_67\"><img decoding=\"async\" src=\"\/images\/086.gif\" \/> \u89e3\u7b54\uff06\u89e3\u8aac\u306f\u3053\u3061\u3089<\/label>\r\n<div class=\"hidden_show\">\u89e3\u7b54\uff1a\u30a6\r\n<div class=\"box27\">\r\n<div class=\"box-title\">\u89e3\u8aac<\/div>\r\n<span style=\"text-decoration:underline;\">\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u30fb\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5b9f\u88c5\u6280\u8853\u306b\u95a2\u3059\u308b\u554f\u984c\u3067\u3059\u3002<\/span><br><br>\r\n<span class=\"span3\">IDS<\/span>\uff08Intrusion Detection System\uff09\u306f\u3001<span class=\"span1\">\u30b5\u30fc\u30d0\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u901a\u4fe1\u3092\u76e3\u8996\u3057\u3001\u4e0d\u6b63\u306a\u30a2\u30af\u30bb\u30b9\u3092\u691c\u77e5\u3057\u3066\u3001\u7ba1\u7406\u8005\u306b\u901a\u77e5\u3059\u308b\u30b7\u30b9\u30c6\u30e0<\/span>\u3067\u3059\u3002<br><br>\r\n\r\n\u30a2\u306f<span class=\"span4\">DNS(Domain Name System)<\/span>\u3001\u30a4\u306f<span class=\"span4\">NTP(Network Time Protocol)<\/span>\u3001\u30a8\u306f<span class=\"span4\">POP(Post Office Protocol)<\/span>\u307e\u305f\u306f<span class=\"span4\">IMAP(Internet Message Access Protocol)<\/span>\u306e\u5f79\u5272\u3067\u3059\u3002\r\n<br><br>\r\n<div class=\"ribbon20-wrapper\">\r\n<div class=\"ribbon20\">\u30dd\u30a4\u30f3\u30c8<\/div>\r\n<span class=\"span3\">\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb<\/span>\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u306e\u57fa\u672c\u3002\u305d\u308c\u3092\u901a\u308a\u629c\u3051\u305f\u4e0d\u6b63\u306a\u30a2\u30af\u30bb\u30b9\u306f<span class=\"span4\">IDS<\/span>\u3068<span class=\"span4\">IPS<\/span>(\u901a\u77e5\uff0b\u901a\u4fe1\u306e\u906e\u65ad\u307e\u3067\u884c\u3046)\u3001\u6700\u5f8c\u306f<span class=\"span4\">WAF<\/span>(Web\u30b5\u30fc\u30d0\u3078\u306e\u901a\u4fe1\u3092\u76e3\u8996\u3057\u3066\u4e0d\u6b63\u306a\u901a\u4fe1\u3092\u906e\u65ad)\u3067\u9632\u3050\u3088\u3046\u306b\u3059\u308b\u3002\r\n<\/div>\r\n<div class=\"close\"><label for=\"ip_r5_67\">\u9589\u3058\u308b<\/label><\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n\r\n\r\n<br><br><br>\r\n\r\n<div class=\"q\">\u554f68<\/div>\r\n<br>\r\n\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u3067\u306f\uff0cWeb\u3084\u96fb\u5b50\u30e1\u30fc\u30eb\u306a\u3069\u69d8\u3005\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u52d5\u4f5c\u3057\uff0c\u305d\u308c\u305e\u308c\u306b\u5bfe\u5fdc\u3057\u305f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64\u306e\u901a\u4fe1\u30d7\u30ed\u30c8\u30b3\u30eb\u304c\u4f7f\u308f\u308c\u3066\u3044\u308b\u3002\u3053\u308c\u3089\u306e\u901a\u4fe1\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u4e0b\u4f4d\u306b\u3042\u308a\uff0c\u57fa\u672c\u7684\u306a\u901a\u4fe1\u6a5f\u80fd\u3092\u5b9f\u73fe\u3059\u308b\u3082\u306e\u3068\u3057\u3066\u5171\u901a\u306b\u4f7f\u308f\u308c\u308b\u901a\u4fe1\u30d7\u30ed\u30c8\u30b3\u30eb\u306f\u3069\u308c\u304b\u3002<br><br>\r\n\r\n\u30a2\u3000FTP\u3000\u3000\u3000\u30a4\u3000POP\u3000\u3000\u3000\u30a6\u3000SMTP\u3000\u3000\u3000\u30a8\u3000TCP\/IP\r\n<br><br>\r\n<div class=\"hidden_box\"><input id=\"ip_r5_68\" type=\"checkbox\" \/><label style=\"color: #6495ed;\" for=\"ip_r5_68\"><img decoding=\"async\" src=\"\/images\/086.gif\" \/> \u89e3\u7b54\uff06\u89e3\u8aac\u306f\u3053\u3061\u3089<\/label>\r\n<div class=\"hidden_show\">\u89e3\u7b54\uff1a\u30a8\r\n<div class=\"box27\">\r\n<div class=\"box-title\">\u89e3\u8aac<\/div>\r\n<span style=\"text-decoration:underline;\">\u901a\u4fe1\u30d7\u30ed\u30c8\u30b3\u30eb\u306b\u95a2\u3059\u308b\u554f\u984c\u3067\u3059\u3002<\/span><br><br>\r\n<span class=\"span1\">\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306a\u3069\u3001\u57fa\u672c\u7684\u306a\u901a\u4fe1\u6a5f\u80fd\u3092\u5b9f\u73fe\u3059\u308b\u901a\u4fe1\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u30bb\u30c3\u30c8<\/span>\u306f<span class=\"span3\">TCP\/IP<\/span>(Transmission Control Protocol\/Internet Protocol)\u3067\u3059\u3002<br>\r\n\r\n\u901a\u4fe1\u30d7\u30ed\u30c8\u30b3\u30eb\u306f\u6b21\u306e\u3088\u3046\u306a\u968e\u5c64\u306b\u5206\u985e\u3055\u308c\u3066\u3044\u307e\u3059\u3002(TCP\/IP 4\u968e\u5c64\u30e2\u30c7\u30eb)<br><br>\r\n<table>\r\n<tr style=\"background-color:#cccccc;\"><th style=\"text-align:center;\">\u5c64<\/th><th style=\"text-align:center;\">\u540d\u524d<\/th><th style=\"text-align:center;\">\u30d7\u30ed\u30c8\u30b3\u30eb<\/th><\/tr>\r\n<tr><td>4<\/td><td>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64<\/td><td>HTTP,HTTPS,SMTP,POP3,FTP\u306a\u3069<br>\r\n\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u9593\u306e\u3084\u308a\u3068\u308a<\/td><\/tr>\r\n<tr><td>3<\/td><td>\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8\u5c64<\/td><td>TCP,UDP<br>\r\n\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u632f\u308a\u5206\u3051<\/td><\/tr>\r\n<tr><td>2<\/td><td>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5c64<\/td><td>IP,ICMP<br>\r\n\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306e\u901a\u4fe1<\/td><\/tr>\r\n<tr><td>1<\/td><td>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af<br>\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u5c64<\/td><td>ARP,PPP\u306a\u3069<br>\r\n\u540c\u4e00\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u3067\u306e\u901a\u4fe1<\/td><\/tr>\r\n<\/table><br>\r\n\r\n<span class=\"span4\">FTP<\/span>(File Transfer Protocol)\u306f\u30d5\u30a1\u30a4\u30eb\u3092\u8ee2\u9001\u3059\u308b\u305f\u3081\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3059\u3002<br>\r\n<span class=\"span4\">POP<\/span>(Post Office Protocol)\u306f\u30e1\u30fc\u30eb\u3092\u53d7\u4fe1\u3059\u308b\u3068\u304d\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3059\u3002<br>\r\n<span class=\"span4\">SMTP<\/span>(Simple Mail Transfer Protocol)\u306f\u96fb\u5b50\u30e1\u30fc\u30eb\u3092\u9001\u4fe1\u3001\u8ee2\u9001\u3059\u308b\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3059\u3002\r\n<br><br>\r\n<div class=\"ribbon20-wrapper\">\r\n<div class=\"ribbon20\">\u30dd\u30a4\u30f3\u30c8<\/div>\r\n<span class=\"span2\">\u8a66\u9a13\u3067\u3088\u304f\u51fa\u308b\u306e\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3002\u3067\u304d\u308b\u9650\u308a\u304a\u3055\u3048\u3066\u304a\u3053\u3046\uff01<\/span><br><br>\r\n\r\n7\u968e\u5c64\u306b\u5206\u985e\u3057\u305fOSI\u53c2\u7167\u30e2\u30c7\u30eb\u3082\u3042\u308a\u3002<br>\r\n<table>\r\n<tr style=\"background-color:#cccccc;\"><th style=\"text-align:center;\">TCP\/IP 4\u968e\u5c64\u30e2\u30c7\u30eb<\/th><th style=\"text-align:center;\">OSI\u53c2\u7167\u30e2\u30c7\u30eb<\/th><\/tr>\r\n<tr style=\"background-color:#ffffff\"><td rowspan=3>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64<\/td><td>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64<\/td><\/tr>\r\n<tr style=\"background-color:#ffffff\"><td>\u30d7\u30ec\u30bc\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u5c64<\/td><\/tr>\r\n<tr style=\"background-color:#ffffff\"><td>\u30bb\u30c3\u30b7\u30e7\u30f3\u5c64<\/td><\/tr>\r\n<tr style=\"background-color:#ffffff\"><td>\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8\u5c64<\/td><td>\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8\u5c64<\/td><\/tr>\r\n<tr style=\"background-color:#ffffff\"><td>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5c64<\/td><td>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5c64<\/td><\/tr>\r\n<tr style=\"background-color:#ffffff\"><td rowspan=2>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af<br>\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u5c64<\/td><td>\u30c7\u30fc\u30bf\u30ea\u30f3\u30af\u5c64<\/td><\/tr>\r\n<tr style=\"background-color:#ffffff\"><td>\u7269\u7406\u5c64<\/td><\/tr>\r\n<\/table>\r\n\u73fe\u5b9f\u7684\u306a\u306e\u306fTCP\/IP 4\u968e\u5c64\u30e2\u30c7\u30eb\u3002OSI\u53c2\u7167\u30e2\u30c7\u30eb\u306f\u6642\u9593\u304c\u3042\u3063\u305f\u3089\u899a\u3048\u3088\u3046\u3002\r\n\r\n<\/div>\r\n<div class=\"close\"><label for=\"ip_r5_68\">\u9589\u3058\u308b<\/label><\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n\r\n\r\n<br><br><br>\r\n\r\n<div class=\"q\">\u554f69<\/div>\r\n<br>\r\n\u914d\u5217\u306b\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u30c7\u30fc\u30bf\u3092\u63a2\u7d22\u3059\u308b\u3068\u304d\u306e\uff0c\u63a2\u7d22\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306b\u95a2\u3059\u308b\u8a18\u8ff0\u306e\u3046\u3061\uff0c\u9069\u5207\u306a\u3082\u306e\u306f\u3069\u308c\u304b\u3002<br><br>\r\n\r\n\u30a2\u30002\u5206\u63a2\u7d22\u6cd5\u306f\uff0c\u63a2\u7d22\u5bfe\u8c61\u3068\u306a\u308b\u914d\u5217\u306e\u5148\u982d\u306e\u8981\u7d20\u304b\u3089\u9806\u306b\u63a2\u7d22\u3059\u308b\u3002<br>\r\n\u30a4\u3000\u7dda\u5f62\u63a2\u7d22\u6cd5\u3067\u63a2\u7d22\u3059\u308b\u306e\u306b\u5fc5\u8981\u306a\u8a08\u7b97\u91cf\u306f\uff0c\u63a2\u7d22\u5bfe\u8c61\u3068\u306a\u308b\u914d\u5217\u306e\u8981\u7d20\u6570\u306b\u6bd4\u4f8b\u3059\u308b\u3002<br>\r\n\u30a6\u3000\u7dda\u5f62\u63a2\u7d22\u6cd5\u3092\u7528\u3044\u308b\u305f\u3081\u306b\u306f\uff0c\u63a2\u7d22\u5bfe\u8c61\u3068\u306a\u308b\u914d\u5217\u306e\u8981\u7d20\u306f\u8981\u7d20\u306e\u5024\u3067\u6607\u9806\u53c8\u306f\u964d\u9806\u306b\u30bd\u30fc\u30c8\u3055\u308c\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<br>\r\n\u30a8\u3000\u63a2\u7d22\u5bfe\u8c61\u3068\u306a\u308b\u914d\u5217\u304c\u540c\u4e00\u3067\u3042\u308c\u3070\uff0c\u63a2\u7d22\u306b\u5fc5\u8981\u306a\u8a08\u7b97\u91cf\u306f\u63a2\u7d22\u3059\u308b\u5024\u306b\u3088\u3089\u305a\uff0c2\u5206\u63a2\u7d22\u6cd5\u304c\u7dda\u5f62\u63a2\u7d22\u6cd5\u3088\u308a\u3082\u5c11\u306a\u3044\u3002\r\n\r\n<br><br>\r\n<div class=\"hidden_box\"><input id=\"ip_r5_69\" type=\"checkbox\" \/><label style=\"color: #6495ed;\" for=\"ip_r5_69\"><img decoding=\"async\" src=\"\/images\/086.gif\" \/> \u89e3\u7b54\uff06\u89e3\u8aac\u306f\u3053\u3061\u3089<\/label>\r\n<div class=\"hidden_show\">\u89e3\u7b54\uff1a\u30a4\r\n<div class=\"box27\">\r\n<div class=\"box-title\">\u89e3\u8aac<\/div>\r\n<span style=\"text-decoration:underline;\">\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3068\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306b\u95a2\u3059\u308b\u554f\u984c\u3067\u3059\u3002<\/span><br><br>\r\n<span class=\"span3\">2\u5206\u63a2\u7d22\u6cd5<\/span>\u306f\u3001<span class=\"span1\">\u3042\u3089\u304b\u3058\u3081\u30bd\u30fc\u30c8\u3055\u308c\u3066\u3044\u308b\u30ea\u30b9\u30c8\u304b\u3089\u3001\u63a2\u7d22\u7bc4\u56f2\u3092\u534a\u5206\u305a\u3064\u7d5e\u3063\u3066\u3044\u304f\u65b9\u6cd5<\/span>\u3067\u3059\u3002<br><br>\r\n\u6b21\u306e\u30ea\u30b9\u30c8\u304b\u30892\u3092\u63a2\u3059\u5834\u5408\u3001\u771f\u3093\u4e2d\u306e\u30c7\u30fc\u30bf\u306e4\u3068\u6bd4\u8f03\u3057\u307e\u3059\u3002<br><br>\r\n\u3000<span style=\"border: 1px solid;\"> 1 2 3 <span style=\"font-weight:bold; color:#00BFFF;\">4<\/span> 5 6 7 8&nbsp;<\/span><br><br>\r\n\r\n2\u306f4\u3088\u308a\u5c0f\u3055\u3044\u306e\u3067\u30014\u3088\u308a\u5de6\u5074\u3060\u3051\u63a2\u3057\u307e\u3059\u3002<br>\r\n\u6b21\u306e\u771f\u3093\u4e2d\u306e2\u306f\u63a2\u3057\u3066\u3044\u308b\u5024\u3068\u4e00\u81f4\u3057\u305f\u306e\u3067\u7d42\u4e86\u3067\u3059\u3002<br><br>\r\n\r\n\u3000<span style=\"border: 1px solid;\"> 1 <span style=\"font-weight:bold; color:#00BFFF;\">2<\/span> 3&nbsp;<\/span><br><br>\r\n\r\n\u4e00\u81f4\u3057\u306a\u3051\u308c\u3070\u307e\u305f\u5927\u5c0f\u3092\u6bd4\u8f03\u3057\u3066\u3001\u63a2\u7d22\u5bfe\u8c61\u3092\u72ed\u3081\u3066\u3044\u304d\u307e\u3059\u3002<br><br>\r\n\r\n\r\n<span class=\"span3\">2\u5206\u63a2\u7d22\u6cd5<\/span>\u306e\u5e73\u5747\u6bd4\u8f03\u56de\u6570\u306f\u3001\u30c7\u30fc\u30bf\u306e\u6570\u3092n\u3068\u3059\u308b\u3068<br><br>\r\n\u3000<span style=\"text-decoration:underline; text-decoration-color:#FF0000;\">log<sub>2<\/sub>n \u56de<\/span><br><br>\r\n\u3067\u3059\u3002<br><br><br>\r\n\r\n\r\n<span class=\"span3\">\u7dda\u5f62\u63a2\u7d22\u6cd5<\/span>\u306f\u3001<span class=\"span1\">\u30c7\u30fc\u30bf\u3092\u5148\u982d\u304b\u30891\u3064\u305a\u3064\u9806\u756a\u306b\u76ee\u7684\u306e\u5024\u3068\u6bd4\u8f03\u3059\u308b\u65b9\u6cd5<\/span>\u3067\u3059\u3002\u30c7\u30fc\u30bf\u306f\u30bd\u30fc\u30c8\u3057\u3066\u304a\u304f\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002<br><br>\r\n\r\n\u6b21\u306e\u30ea\u30b9\u30c8\u304b\u30892\u3092\u63a2\u3059\u5834\u5408\u3001\u6700\u521d\u306e\u30c7\u30fc\u30bf\u3092\u898b\u307e\u3059\u3002<br><br>\r\n\u3000<span style=\"border: 1px solid;\"><span style=\"font-weight:bold; color:#00BFFF;\">&nbsp;1<\/span> 2 3 4 5 6 7 8&nbsp;<\/span><br><br>\r\n\u6700\u521d\u306e\u30c7\u30fc\u30bf\u306f1\u306a\u306e\u3067\u3001\u6b21\u3092\u898b\u307e\u3059\u3002<br><br>\r\n\u3000<span style=\"border: 1px solid;\">&nbsp;1 <span style=\"font-weight:bold; color:#00BFFF;\">2<\/span> 3 4 5 6 7 8&nbsp;<\/span><br><br>\r\n\u6b21\u3067\u898b\u3064\u304b\u308a\u307e\u3057\u305f\uff01<br><br>\r\n\r\nN\u500b\u306e\u30c7\u30fc\u30bf\u304c\u3042\u308b\u5834\u5408\u3001\u6700\u521d\u3067\u898b\u3064\u304b\u308c\u3070\u63a2\u7d22\u56de\u6570\u306f1\u56de\u3067\u3059\u304c\u3001\u6700\u5f8c\u307e\u3067\u898b\u3064\u304b\u3089\u306a\u3051\u308c\u3070N\u56de\u63a2\u7d22\u3057\u307e\u3059\u3002<br>\r\n<span class=\"span3\">\u7dda\u5f62\u63a2\u7d22\u6cd5<\/span>\u306e\u5e73\u5747\u6bd4\u8f03\u56de\u6570\u306f<br><br>\r\n\u3000<span style=\"text-decoration:underline; text-decoration-color:#FF0000;\">(N \uff0b 1) \/ 2 \u56de<\/span><br><br>\r\n\u3067\u3059\u3002\u3088\u3063\u3066\u3001\u7dda\u5f62\u63a2\u7d22\u6cd5\u3067\u63a2\u7d22\u3059\u308b\u306e\u306b\u5fc5\u8981\u306a\u8a08\u7b97\u91cf\u306f\u3001\u63a2\u7d22\u5bfe\u8c61\u3068\u306a\u308b\u914d\u5217\u306e\u8981\u7d20\u6570\u306b\u6bd4\u4f8b\u3057\u307e\u3059\u3002<br><br><br>\r\n\r\n\r\n\u30a2\u306f<span class=\"span3\">\u7dda\u5f62\u63a2\u7d22\u6cd5<\/span>\u3001\u30a6\u306f<span class=\"span3\">2\u5206\u63a2\u7d22\u6cd5<\/span>\u306e\u7279\u5fb4\u3067\u3059\u3002<br>\r\n\u5e73\u5747\u6bd4\u8f03\u56de\u6570\u306f<span class=\"span3\">2\u5206\u63a2\u7d22\u6cd5<\/span>\u306e\u65b9\u304c\u5c11\u306a\u304f\u306a\u308a\u307e\u3059\u304c\u3001\u5b9f\u969b\u306f\u63a2\u7d22\u3059\u308b\u5024\u306b\u3088\u308a\u307e\u3059\u3002\r\n\r\n<br><br>\r\n<div class=\"ribbon20-wrapper\">\r\n<div class=\"ribbon20\">\u30dd\u30a4\u30f3\u30c8<\/div>\r\n<span class=\"span2\">\u63a2\u7d22\u65b9\u6cd5\u304c\u3069\u3046\u3044\u3046\u3082\u306e\u304b\u3056\u3063\u3068\u77e5\u3063\u3066\u3044\u308c\u3070\u3044\u3044\u3002<\/span>\r\n<\/div>\r\n<div class=\"close\"><label for=\"ip_r5_69\">\u9589\u3058\u308b<\/label><\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n\r\n\r\n<br><br><br>\r\n\r\n<div class=\"q\">\u554f70<\/div>\r\n<br>\r\nWeb\u30b5\u30fc\u30d3\u30b9\u306a\u3069\u306b\u304a\u3044\u3066\uff0c\u4fe1\u983c\u6027\u3092\u9ad8\u3081\uff0c\u304b\u3064\uff0c\u5229\u7528\u8005\u304b\u3089\u306e\u591a\u91cf\u306e\u30a2\u30af\u30bb\u30b9\u3092\u51e6\u7406\u3059\u308b\u305f\u3081\u306b\uff0c\u8907\u6570\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u3092\u9023\u643a\u3055\u305b\u3066\u5168\u4f53\u3068\u3057\u3066\u4e00\u3064\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u3067\u3042\u308b\u304b\u306e\u3088\u3046\u306b\u52d5\u4f5c\u3055\u305b\u308b\u6280\u6cd5\u306f\u3069\u308c\u304b\u3002<br><br>\r\n\r\n\u30a2\u3000\u30af\u30e9\u30b9\u30bf\u30ea\u30f3\u30b0\u3000\u3000\u3000\u3000\u30a4\u3000\u30b9\u30d7\u30fc\u30ea\u30f3\u30b0<br>\r\n\u30a6\u3000\u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0\u3000\u3000\u3000\u3000\u30a8\u3000\u30df\u30e9\u30fc\u30ea\u30f3\u30b0\r\n<br><br>\r\n<div class=\"hidden_box\"><input id=\"ip_r5_70\" type=\"checkbox\" \/><label style=\"color: #6495ed;\" for=\"ip_r5_70\"><img decoding=\"async\" src=\"\/images\/086.gif\" \/> \u89e3\u7b54\uff06\u89e3\u8aac\u306f\u3053\u3061\u3089<\/label>\r\n<div class=\"hidden_show\">\u89e3\u7b54\uff1a\u30a2\r\n<div class=\"box27\">\r\n<div class=\"box-title\">\u89e3\u8aac<\/div>\r\n<span style=\"text-decoration:underline;\">\u30b7\u30b9\u30c6\u30e0\u306e\u69cb\u6210\u306b\u95a2\u3059\u308b\u554f\u984c\u3067\u3059\u3002<\/span><br><br>\r\n<span class=\"span1\">\u8907\u6570\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u3092\u9023\u643a\u3055\u305b\u3066\u5168\u4f53\u3068\u3057\u3066\u4e00\u3064\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u3067\u3042\u308b\u304b\u306e\u3088\u3046\u306b\u52d5\u4f5c\u3055\u305b\u308b\u6280\u6cd5<\/span>\u3092<span class=\"span3\">\u30af\u30e9\u30b9\u30bf\u30ea\u30f3\u30b0<\/span>\u3068\u3044\u3044\u307e\u3059\u3002<br>\r\n\u305d\u308c\u305e\u308c\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u304c\u6301\u3064\u51e6\u7406\u80fd\u529b\u3092\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u9ad8\u3044\u6027\u80fd\u3092\u5b9f\u73fe\u3067\u304d\u3001\uff11\u53f0\u304c\u6545\u969c\u3057\u3066\u3082\u4ed6\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u3067\u51e6\u7406\u53ef\u80fd\u306a\u306e\u3067\u3001\u4fe1\u983c\u6027\u3092\u9ad8\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<br><br>\r\n\r\n\r\n\r\n<span class=\"span4\">\u30b9\u30d7\u30fc\u30ea\u30f3\u30b0<\/span>\u306f\u51e6\u7406\u3059\u3079\u304d\u30c7\u30fc\u30bf\u3092\u4e00\u6642\u7684\u306b\u8a18\u61b6\u88c5\u7f6e\u306b\u4fdd\u5b58\u3057\u3066\u9045\u3044\u5074\u306b\u5c11\u3057\u305a\u3064\u8ee2\u9001\u3057\u3066\u51e6\u7406\u3055\u305b\u308b\u4ed5\u7d44\u307f\u3067\u3059\u3002<br>\r\n<span class=\"span4\">\u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0<\/span>\u306f\u30c7\u30fc\u30bf\u51e6\u7406\u901f\u5ea6\u3084\u51e6\u7406\u306b\u304b\u304b\u308b\u6642\u9593\u306e\u9055\u3044\u3092\u8abf\u6574\u3059\u308b\u305f\u3081\u3001\u4e00\u6642\u7684\u306b\u30d0\u30c3\u30d5\u30a1\u30e1\u30e2\u30ea\u30fc\u306a\u3069\u306b\u30c7\u30fc\u30bf\u3092\u84c4\u3048\u304a\u304f\u3053\u3068\u3067\u3059\u3002<br>\r\n<span class=\"span4\">\u30df\u30e9\u30fc\u30ea\u30f3\u30b0<\/span>\u306f\u540c\u3058\u30c7\u30fc\u30bf\u3092\u8907\u6570\u306e\u5834\u6240\u306b\u4fdd\u5b58\u3057\u3066\u304a\u304f\u3053\u3068\u3067\u3059\u3002\r\n<br><br>\r\n<div class=\"ribbon20-wrapper\">\r\n<div class=\"ribbon20\">\u30dd\u30a4\u30f3\u30c8<\/div>\r\n\r\n<span class=\"span2\">\u300c\u30af\u30e9\u30b9\u30bf\u300d\u306f\u96c6\u56e3\u3002\u5206\u6790\u65b9\u6cd5\u3084\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u306a\u3069\u3067\u3082\u51fa\u3066\u304f\u308b\u3002<\/span><br><br>\r\n\u9078\u629e\u80a2\u306f\u30ea\u30f3\u30b0\u7e4b\u304c\u308a\u3002<br>\r\n\u9078\u629e\u80a2\u307b\u3068\u3093\u3069\u5206\u91ce\u3082\u9055\u3046\u304c\u3001\u5168\u90e8\u77e5\u3063\u3066\u304a\u304f\u3068\u3044\u3044\u3002\r\n<\/div>\r\n<div class=\"close\"><label for=\"ip_r5_70\">\u9589\u3058\u308b<\/label><\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n\r\n\r\n<br><br><br>\r\n\r\n\r\n\r\n\t\t<div class=\"default-wp-page clearfix\">\r\n\t\t\t<span class=\"previous\"><a href=\"\/it-wp\/2023\/05\/15\/ip-r5-51-60\/\" rel=\"prev\"><span class=\"meta-nav\">&larr;<\/span>51-60\u554f<\/a><\/span>\r\n\t\t\t<span class=\"next\"><a href=\"\/it-wp\/2023\/05\/15\/ip-r5-71-80\/\" rel=\"next\">71-80\u554f<span class=\"meta-nav\">&rarr;<\/span><\/a><\/span>\r\n\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>IT\u30d1\u30b9\u30dd\u30fc\u30c8 \u4ee4\u548c5\u5e74\u5ea6 61-70\u554f<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5,10],"tags":[],"class_list":["post-961","post","type-post","status-publish","format-standard","hentry","category-ip","category-ip-r5"],"_links":{"self":[{"href":"http:\/\/heytanndy.work\/it-wp\/wp-json\/wp\/v2\/posts\/961","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/heytanndy.work\/it-wp\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/heytanndy.work\/it-wp\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/heytanndy.work\/it-wp\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/heytanndy.work\/it-wp\/wp-json\/wp\/v2\/comments?post=961"}],"version-history":[{"count":17,"href":"http:\/\/heytanndy.work\/it-wp\/wp-json\/wp\/v2\/posts\/961\/revisions"}],"predecessor-version":[{"id":1060,"href":"http:\/\/heytanndy.work\/it-wp\/wp-json\/wp\/v2\/posts\/961\/revisions\/1060"}],"wp:attachment":[{"href":"http:\/\/heytanndy.work\/it-wp\/wp-json\/wp\/v2\/media?parent=961"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/heytanndy.work\/it-wp\/wp-json\/wp\/v2\/categories?post=961"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/heytanndy.work\/it-wp\/wp-json\/wp\/v2\/tags?post=961"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}