{"id":259,"date":"2025-03-13T03:14:00","date_gmt":"2025-03-12T18:14:00","guid":{"rendered":"https:\/\/ccna-curriculum.tech-village.co.jp\/?p=259"},"modified":"2025-10-09T16:12:28","modified_gmt":"2025-10-09T07:12:28","slug":"catalyst%ef%bc%88%e3%82%bb%e3%82%ad%e3%83%a5%e3%83%aa%e3%83%86%e3%82%a3%ef%bc%89","status":"publish","type":"post","link":"https:\/\/ccna-curriculum.tech-village.co.jp\/?p=259","title":{"rendered":"Catalyst\u30b9\u30a4\u30c3\u30c1\uff08\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\uff09"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u30dd\u30fc\u30c8\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u306f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b9\u30a4\u30c3\u30c1\u306b\u63a5\u7d9a\u3055\u308c\u308b\u6a5f\u5668\u3092\u7ba1\u7406\u3059\u308b\u305f\u3081\u306e\u4ed5\u7d44\u307f\u306e\u3072\u3068\u3064\u306b<strong><span class=\"swl-marker mark_yellow\">\u300c\u30dd\u30fc\u30c8\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u300d<\/span><\/strong>\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u3042\u3089\u304b\u3058\u3081\u305d\u306e\u30dd\u30fc\u30c8\u3067\u901a\u4fe1\u3092\u8a31\u53ef\u3059\u308b\u7aef\u672b\u306eMAC\u30a2\u30c9\u30ec\u30b9\u3092\u767b\u9332\u3057\u3001\u305d\u308c\u4ee5\u5916\u306eMAC\u30a2\u30c9\u30ec\u30b9\u3092\u6301\u3064\u6a5f\u5668\u304b\u3089\u306e\u901a\u4fe1\u3092\u906e\u65ad\u3059\u308b\u6a5f\u80fd\u3067\u3059\u3002\u8eab\u8fd1\u306a\u4f8b\u3067\u3044\u3046\u3068\u3001\u30aa\u30d5\u30a3\u30b9\u306e\u7384\u95a2\u306b\u793e\u54e1\u8a3c\u3092\u304b\u3056\u3057\u3066\u5165\u308b\u4ed5\u7d44\u307f\u306b\u4f3c\u3066\u3044\u307e\u3059\u3002\u767b\u9332\u6e08\u307f\u306e\u793e\u54e1\u8a3c\uff08MAC\u30a2\u30c9\u30ec\u30b9\uff09\u304c\u3042\u308c\u3070\u5165\u5ba4\u3067\u304d\u307e\u3059\u304c\u3001\u767b\u9332\u3055\u308c\u3066\u3044\u306a\u3044\u30ab\u30fc\u30c9\u306f\u5f3e\u304b\u308c\u308b\u3068\u3044\u3046\u30a4\u30e1\u30fc\u30b8\u3067\u3059\u3002\u3053\u306e\u4ed5\u7d44\u307f\u306b\u3088\u308a\u3001\u4e0d\u6b63\u306a\u7aef\u672b\u304c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u4fb5\u5165\u3059\u308b\u306e\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30bb\u30ad\u30e5\u30a2MAC\u30a2\u30c9\u30ec\u30b9\u3068\u306f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30dd\u30fc\u30c8\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3067\u767b\u9332\u3055\u308c\u305f\u300c\u901a\u4fe1\u3092\u8a31\u53ef\u3055\u308c\u308bMAC\u30a2\u30c9\u30ec\u30b9\u300d\u3092<span class=\"swl-marker mark_yellow\"><strong>\u30bb\u30ad\u30e5\u30a2MAC\u30a2\u30c9\u30ec\u30b9<\/strong><\/span>\u3068\u547c\u3073\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u3042\u308b\u30dd\u30fc\u30c8\u3067\u300c0000.0000.1111\u300d\u3092\u30bb\u30ad\u30e5\u30a2MAC\u3068\u3057\u3066\u8a2d\u5b9a\u3059\u308b\u3068\u3001\u305d\u306eMAC\u30a2\u30c9\u30ec\u30b9\u3092\u6301\u3064\u7aef\u672b\u3060\u3051\u304c\u901a\u4fe1\u3067\u304d\u307e\u3059\u3002\u30bb\u30ad\u30e5\u30a2MAC\u30a2\u30c9\u30ec\u30b9\u306b\u306f\u6b21\u306e3\u3064\u306e\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u30bb\u30ad\u30e5\u30a2MAC\u306e\u30bf\u30a4\u30d7<\/th><th>\u5185\u5bb9<\/th><\/tr><\/thead><tbody><tr><td>\u30b9\u30bf\u30c6\u30a3\u30c3\u30af<\/td><td>\u7ba1\u7406\u8005\u304c\u624b\u52d5\u3067MAC\u30a2\u30c9\u30ec\u30b9\u3092\u8a2d\u5b9a\u3002MAC\u30a2\u30c9\u30ec\u30b9\u30c6\u30fc\u30d6\u30eb\u3068running-config\u306b\u4fdd\u5b58\u3055\u308c\u308b\u3002<\/td><\/tr><tr><td>\u30c0\u30a4\u30ca\u30df\u30c3\u30af<\/td><td>\u30d5\u30ec\u30fc\u30e0\u53d7\u4fe1\u6642\u306b\u81ea\u52d5\u3067\u5b66\u7fd2\u3002MAC\u30a2\u30c9\u30ec\u30b9\u30c6\u30fc\u30d6\u30eb\u306e\u307f\u306b\u4fdd\u5b58\u3055\u308c\u3001\u8a2d\u5b9a\u4fdd\u5b58\u306f\u3055\u308c\u306a\u3044\u3002<\/td><\/tr><tr><td>\u30b9\u30c6\u30a3\u30c3\u30ad\u30fc<\/td><td>\u30d5\u30ec\u30fc\u30e0\u53d7\u4fe1\u6642\u306b\u81ea\u52d5\u3067\u5b66\u7fd2\u3002\u305f\u3060\u3057MAC\u30a2\u30c9\u30ec\u30b9\u30c6\u30fc\u30d6\u30eb\u3068running-config\u306e\u4e21\u65b9\u306b\u4fdd\u5b58\u3055\u308c\u308b\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u3053\u3067\u6ce8\u610f\u3057\u3066\u307b\u3057\u3044\u306e\u306f\u3001\u30b9\u30bf\u30c6\u30a3\u30c3\u30af\u3068\u30b9\u30c6\u30a3\u30c3\u30ad\u30fc\u306frunning-config\u306b\u306f\u53cd\u6620\u3055\u308c\u307e\u3059\u304c\u3001startup-config\u306b\u306f\u5165\u3089\u306a\u3044\u3068\u3044\u3046\u70b9\u3067\u3059\u3002\u3064\u307e\u308a\u3001\u30b9\u30a4\u30c3\u30c1\u3092\u518d\u8d77\u52d5\u3059\u308b\u3068\u60c5\u5831\u304c\u5931\u308f\u308c\u3066\u3057\u307e\u3046\u305f\u3081\u3001\u8a2d\u5b9a\u3092\u6c38\u7d9a\u5316\u3057\u305f\u3044\u5834\u5408\u306f\u5fc5\u305a\u300cwrite memory\u300d\u3084\u300ccopy running-config startup-config\u300d\u3067\u4fdd\u5b58\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u8a66\u9a13\u3067\u3082\u300c\u4fdd\u5b58\u3057\u306a\u3044\u3068\u518d\u8d77\u52d5\u3067\u6d88\u3048\u308b\u300d\u70b9\u306f\u3088\u304f\u554f\u308f\u308c\u307e\u3059\u306e\u3067\u62bc\u3055\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u9055\u53cd\u306e\u30e2\u30fc\u30c9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30dd\u30fc\u30c8\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u8a2d\u5b9a\u3059\u308b\u969b\u306b\u306f\u300c\u8a31\u53ef\u3059\u308b\u7aef\u672b\u306e\u6570\u300d\u3082\u6307\u5b9a\u3057\u307e\u3059\u3002\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f1\u3064\u3060\u3051\u304c\u8a31\u53ef\u3055\u308c\u308b\u8a2d\u5b9a\u3067\u3059\u3002\u3082\u3057\u767b\u9332\u6570\u3092\u8d85\u3048\u3066\u5225\u306eMAC\u30a2\u30c9\u30ec\u30b9\u3092\u6301\u3064\u7aef\u672b\u304c\u63a5\u7d9a\u3055\u308c\u308b\u3068\u3001\u30b9\u30a4\u30c3\u30c1\u306f\u9055\u53cd\u3068\u5224\u65ad\u3057\u3001\u9055\u53cd\u30e2\u30fc\u30c9\u306b\u5fdc\u3058\u305f\u52d5\u4f5c\u3092\u3057\u307e\u3059\u3002Catalyst\u30b9\u30a4\u30c3\u30c1\u3067\u306f\u6b21\u306e3\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u9055\u53cd\u30e2\u30fc\u30c9<\/th><th>\u52d5\u4f5c<\/th><\/tr><\/thead><tbody><tr><td>protect<\/td><td>\u4e0d\u6b63\u306a\u7aef\u672b\u306e\u30d5\u30ec\u30fc\u30e0\u3092\u7834\u68c4\u3059\u308b\u3060\u3051\u3067\u901a\u77e5\u306f\u3057\u306a\u3044\u3002<\/td><\/tr><tr><td>restrict<\/td><td>\u4e0d\u6b63\u306a\u7aef\u672b\u306e\u30d5\u30ec\u30fc\u30e0\u3092\u7834\u68c4\u3057\u3001\u3055\u3089\u306bSNMP\u30c8\u30e9\u30c3\u30d7\u3084Syslog\u3067\u901a\u77e5\u3059\u308b\u3002\u9055\u53cd\u30ab\u30a6\u30f3\u30bf\u3082\u5897\u52a0\u3059\u308b\u3002<\/td><\/tr><tr><td>shutdown<\/td><td>\u30dd\u30fc\u30c8\u3092err-disable\u72b6\u614b\u306b\u3057\u3001\u901a\u4fe1\u3092\u5b8c\u5168\u306b\u505c\u6b62\u3055\u305b\u308b\u3002SNMP\u3084Syslog\u3067\u901a\u77e5\u304c\u9001\u3089\u308c\u308b\u3002\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u8a2d\u5b9a\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u7279\u306bshutdown\u30e2\u30fc\u30c9\u306f\u8a66\u9a13\u3067\u3082\u3088\u304f\u767b\u5834\u3057\u307e\u3059\u3002err-disable\u72b6\u614b\u306b\u306a\u308b\u3068\u30dd\u30fc\u30c8\u306eLED\u304c\u6d88\u706f\u3057\u3001\u901a\u4fe1\u304c\u5b8c\u5168\u306b\u906e\u65ad\u3055\u308c\u307e\u3059\u3002\u5fa9\u65e7\u306b\u306f\u305d\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3067\u300cshutdown \u2192 no shutdown\u300d\u3068\u5165\u529b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u6d41\u308c\u3092\u77e5\u3063\u3066\u304a\u304b\u306a\u3044\u3068\u3001\u5b9f\u6a5f\u6f14\u7fd2\u3084\u8a66\u9a13\u554f\u984c\u3067\u6238\u60d1\u3044\u3084\u3059\u3044\u306e\u3067\u8981\u6ce8\u610f\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u9055\u53cd\u30e2\u30fc\u30c9\u306e\u6bd4\u8f03\u8868<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u9055\u53cd\u30e2\u30fc\u30c9<\/th><th>\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u8ee2\u9001<\/th><th>SNMP\u30c8\u30e9\u30c3\u30d7\u9001\u4fe1<\/th><th>Syslog\u9001\u4fe1<\/th><th>\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u8868\u793a<\/th><th>\u9055\u53cd\u30ab\u30a6\u30f3\u30bf\u5897\u52a0<\/th><th>\u30dd\u30fc\u30c8shutdown<\/th><\/tr><\/thead><tbody><tr><td>protect<\/td><td>\u00d7<\/td><td>\u00d7<\/td><td>\u00d7<\/td><td>\u00d7<\/td><td>\u00d7<\/td><td>\u00d7<\/td><\/tr><tr><td>restrict<\/td><td>\u00d7<\/td><td>\u25cb<\/td><td>\u25cb<\/td><td>\u00d7<\/td><td>\u25cb<\/td><td>\u00d7<\/td><\/tr><tr><td>shutdown<\/td><td>\u00d7<\/td><td>\u25cb<\/td><td>\u25cb<\/td><td>\u00d7<\/td><td>\u25cb<\/td><td>\u25cb<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8868\u304b\u3089\u3082\u5206\u304b\u308b\u3088\u3046\u306b\u3001\u9055\u53cd\u306e\u901a\u77e5\u3092\u6b8b\u3057\u305f\u3044\u5834\u5408\u306frestrict\u304bshutdown\u3092\u9078\u3076\u306e\u304c\u4e00\u822c\u7684\u3067\u3059\u3002\u7279\u306b\u5b9f\u52d9\u74b0\u5883\u3067\u306f\u300c\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u306e\u8a18\u9332\u300d\u3092\u91cd\u8996\u3059\u308b\u305f\u3081restrict\u3084shutdown\u304c\u3088\u304f\u4f7f\u308f\u308c\u307e\u3059\u3002\u8a66\u9a13\u3067\u306f\u300c\u30c7\u30d5\u30a9\u30eb\u30c8\u306fshutdown\u3067\u3042\u308b\u300d\u3068\u3044\u3046\u70b9\u304c\u5fc5\u305a\u62bc\u3055\u3048\u308b\u3079\u304d\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30dd\u30fc\u30c8\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u8a2d\u5b9a\u624b\u9806<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30dd\u30fc\u30c8\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306f\u4e00\u5ea6\u6709\u52b9\u5316\u3059\u308b\u3060\u3051\u3067\u306f\u4e0d\u5341\u5206\u3067\u3001\u7d30\u304b\u3044\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u9806\u756a\u306b\u8abf\u6574\u3057\u3066\u3044\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f Step 1 \u304b\u3089 Step 6 \u307e\u3067\u3001\u5b9f\u969b\u306e\u8a2d\u5b9a\u4f8b\u3092\u4ea4\u3048\u306a\u304c\u3089\u6574\u7406\u3057\u3066\u3044\u304d\u307e\u3059\u3002\u8a66\u9a13\u3067\u3082\u30b3\u30de\u30f3\u30c9\u306e\u6d41\u308c\u3084\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u304c\u554f\u308f\u308c\u3084\u3059\u3044\u305f\u3081\u3001\u9806\u5e8f\u7acb\u3066\u3066\u7406\u89e3\u3059\u308b\u3053\u3068\u304c\u5927\u5207\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Step 1\uff1a\u30dd\u30fc\u30c8\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u6709\u52b9\u5316<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u521d\u306b\u5bfe\u8c61\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u6c7a\u3081\u3001\u30dd\u30fc\u30c8\u306e\u30e2\u30fc\u30c9\u3092 access \u307e\u305f\u306f trunk \u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002\u30dd\u30fc\u30c8\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306f\u3053\u308c\u3089\u306e\u30e2\u30fc\u30c9\u3067\u306e\u307f\u6709\u52b9\u3067\u3059\u3002\u4eca\u56de\u306f access \u30e2\u30fc\u30c9\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Switch(config)# interface FastEthernet0\/1\nSwitch(config-if)# switchport mode access\nSwitch(config-if)# switchport port-security<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u8a2d\u5b9a\u3067\u30dd\u30fc\u30c8\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u304c\u6709\u52b9\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Step 2\uff1a\u8a31\u53ef\u3059\u308bMAC\u30a2\u30c9\u30ec\u30b9\u6570\u306e\u6307\u5b9a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30dd\u30fc\u30c8\u306b\u767b\u9332\u3067\u304d\u308b\u30bb\u30ad\u30e5\u30a2MAC\u30a2\u30c9\u30ec\u30b9\u6570\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3067 <strong>1<\/strong> \u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001PC\u3068IP\u96fb\u8a71\u3092\u540c\u3058\u30dd\u30fc\u30c8\u306b\u53ce\u5bb9\u3059\u308b\u5834\u5408\u306f\u6570\u3092\u5897\u3084\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Switch(config-if)# switchport port-security maximum 2<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a66\u9a13\u3067\u306f\u300c\u30c7\u30d5\u30a9\u30eb\u30c8\u306f1\u300d\u3068\u3044\u3046\u70b9\u3092\u62bc\u3055\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Step 3\uff1a\u9055\u53cd\u30e2\u30fc\u30c9\u306e\u6c7a\u5b9a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u9055\u53cd\u30e2\u30fc\u30c9\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3067 <strong>shutdown<\/strong> \u3067\u3059\u3002\u5fc5\u8981\u306b\u5fdc\u3058\u3066 <strong>protect<\/strong> \u3084 <strong>restrict<\/strong> \u306b\u5909\u66f4\u3067\u304d\u307e\u3059\u3002\u3053\u3053\u3067\u306f restrict \u3092\u9078\u3073\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Switch(config-if)# switchport port-security violation restrict<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u30e2\u30fc\u30c9\u3067\u306f\u4e0d\u6b63\u306a\u901a\u4fe1\u3092\u7834\u68c4\u3057\u3001\u3055\u3089\u306bSyslog\u3084SNMP\u3067\u901a\u77e5\u304c\u884c\u308f\u308c\u3001\u9055\u53cd\u30ab\u30a6\u30f3\u30bf\u3082\u5897\u52a0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Step 4\uff1a\u30bb\u30ad\u30e5\u30a2MAC\u30a2\u30c9\u30ec\u30b9\u306e\u767b\u9332\u65b9\u6cd5<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u306b\u5b66\u7fd2\u3057\u307e\u3059\u304c\u3001\u9759\u7684\u306b\u767b\u9332\u3057\u305f\u3044\u5834\u5408\u306f\u6b21\u306e\u3088\u3046\u306b\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Switch(config-if)# switchport port-security mac-address 001b.d3dd.9bfb<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u65b9\u3067\u3001sticky \u3092\u4f7f\u3046\u3068\u73fe\u5728\u63a5\u7d9a\u4e2d\u306e\u7aef\u672b\u306eMAC\u30a2\u30c9\u30ec\u30b9\u3092\u81ea\u52d5\u7684\u306b\u30b9\u30bf\u30c6\u30a3\u30c3\u30af\u3068\u3057\u3066\u767b\u9332\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Switch(config-if)# switchport port-security mac-address sticky<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">sticky \u3092\u4f7f\u3046\u3068\u624b\u5165\u529b\u306e\u624b\u9593\u304c\u7701\u3051\u3001\u8aa4\u5165\u529b\u3082\u9632\u3052\u308b\u305f\u3081\u3001\u5b9f\u52d9\u3067\u3082\u4e00\u822c\u7684\u306b\u5229\u7528\u3055\u308c\u307e\u3059\u3002\u305f\u3060\u3057 running-config \u306b\u4fdd\u5b58\u3055\u308c\u308b\u3060\u3051\u3067\u3001startup-config \u306b\u53cd\u6620\u3055\u305b\u305f\u3044\u5834\u5408\u306f\u5fc5\u305a\u8a2d\u5b9a\u4fdd\u5b58\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Step 5\uff1a\u30bb\u30ad\u30e5\u30a2MAC\u30a2\u30c9\u30ec\u30b9\u306e\u30a8\u30fc\u30b8\u30f3\u30b0\u30bf\u30a4\u30e0<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u767b\u9332\u3057\u305fMAC\u30a2\u30c9\u30ec\u30b9\u3092\u4e00\u5b9a\u6642\u9593\u5f8c\u306b\u524a\u9664\u3057\u305f\u3044\u5834\u5408\u306f\u3001\u30a8\u30fc\u30b8\u30f3\u30b0\u30bf\u30a4\u30e0\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Switch(config-if)# switchport port-security aging time 30<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u306730\u5206\u7d4c\u904e\u3059\u308b\u3068\u767b\u9332\u304c\u524a\u9664\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Step 6\uff1a\u30a8\u30fc\u30b8\u30f3\u30b0\u65b9\u6cd5\u306e\u6307\u5b9a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a8\u30fc\u30b8\u30f3\u30b0\u306e\u65b9\u5f0f\u306b\u306f2\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>absolute<\/strong>\uff1a\u8a2d\u5b9a\u6642\u9593\u304c\u7d4c\u904e\u3059\u308b\u3068\u901a\u4fe1\u4e2d\u3067\u3082\u524a\u9664\u3055\u308c\u308b<\/li>\n\n\n\n<li><strong>inactivity<\/strong>\uff1a\u901a\u4fe1\u304c\u306a\u304f\u306a\u3063\u3066\u304b\u3089\u30ab\u30a6\u30f3\u30c8\u3092\u958b\u59cb\u3057\u3001\u6307\u5b9a\u6642\u9593\u5f8c\u306b\u524a\u9664\u3055\u308c\u308b<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>Switch(config-if)# switchport port-security aging time 30\nSwitch(config-if)# switchport port-security aging type inactivity<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u8a2d\u5b9a\u4f8b\u3067\u306f\u300c\u901a\u4fe1\u304c\u6b62\u307e\u3063\u3066\u304b\u308930\u5206\u5f8c\u306b\u524a\u9664\u300d\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u25c6\u307e\u3068\u3081\u30b9\u30e9\u30a4\u30c9<\/h2>\n\n\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/ccna-curriculum.tech-village.co.jp\/wp-content\/uploads\/2025\/03\/Catalyst\u30b9\u30a4\u30c3\u30c1\uff08\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\uff09.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"Catalyst\u30b9\u30a4\u30c3\u30c1\uff08\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\uff09\u306e\u57cb\u3081\u8fbc\u307f\u3002\"><\/object><a 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\u30b9\u30a4\u30c3\u30c1\u306b\u63a5\u7d9a\u3055\u308c\u308b\u6a5f\u5668\u3092\u7ba1\u7406\u3059\u308b\u305f\u3081\u306e\u4ed5\u7d44\u307f\u306e\u3072\u3068\u3064\u306b\u300c\u30dd\u30fc\u30c8\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u300d\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u3042\u3089\u304b\u3058\u3081\u305d\u306e\u30dd\u30fc\u30c8\u3067\u901a\u4fe1\u3092\u8a31\u53ef\u3059\u308b\u7aef\u672b\u306eMAC\u30a2\u30c9\u30ec\u30b9\u3092\u767b\u9332\u3057\u3001\u305d\u308c\u4ee5\u5916\u306eMAC\u30a2\u30c9\u30ec\u30b9\u3092\u6301\u3064\u6a5f [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":"","footnotes":""},"categories":[12],"tags":[],"class_list":["post-259","post","type-post","status-publish","format-standard","hentry","category-network-access"],"_links":{"self":[{"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/259","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=259"}],"version-history":[{"count":3,"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/259\/revisions"}],"predecessor-version":[{"id":632,"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/259\/revisions\/632"}],"wp:attachment":[{"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=259"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=259"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=259"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}