{"id":266,"date":"2025-03-13T10:15:00","date_gmt":"2025-03-13T01:15:00","guid":{"rendered":"https:\/\/ccna-curriculum.tech-village.co.jp\/?p=266"},"modified":"2025-10-10T15:49:28","modified_gmt":"2025-10-10T06:49:28","slug":"vlan%ef%bc%88%e5%bf%9c%e7%94%a8%ef%bc%89","status":"publish","type":"post","link":"https:\/\/ccna-curriculum.tech-village.co.jp\/?p=266","title":{"rendered":"VLAN\uff08\u5fdc\u7528\uff09"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u30de\u30eb\u30c1\u30ec\u30a4\u30e4\u30b9\u30a4\u30c3\u30c1\u3068\u306f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><span class=\"swl-marker mark_yellow\">\u30de\u30eb\u30c1\u30ec\u30a4\u30e4\u30b9\u30a4\u30c3\u30c1<\/span><\/strong>\u3068\u306f\u3001OSI\u53c2\u7167\u30e2\u30c7\u30eb\u306e\u8907\u6570\u306e\u5c64\u3067\u30c7\u30fc\u30bf\u8ee2\u9001\u51e6\u7406\u3092\u884c\u3048\u308b\u30b9\u30a4\u30c3\u30c1\u306e\u3053\u3068\u3067\u3059\u3002\u4e00\u822c\u7684\u306b\u306f\u300cL3\u30b9\u30a4\u30c3\u30c1\u300d\u3068\u547c\u3070\u308c\u3001\u4f01\u696d\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306eLAN\u3092\u69cb\u7bc9\u3059\u308b\u4e0a\u3067\u6b20\u304b\u305b\u306a\u3044\u5b58\u5728\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L2\u30b9\u30a4\u30c3\u30c1\u306fVLAN\u306b\u3088\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5206\u96e2\u306f\u53ef\u80fd\u3067\u3059\u304c\u3001\u7570\u306a\u308bVLAN\u9593\u306e\u901a\u4fe1\uff08\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\uff09\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u4e00\u65b9\u3001L3\u30b9\u30a4\u30c3\u30c1\u306f1\u53f0\u3067VLAN\u5206\u96e2\u3068VLAN\u9593\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u4e21\u65b9\u3092\u5b9f\u73fe\u3067\u304d\u308b\u305f\u3081\u3001\u30eb\u30fc\u30bf\u3092\u8ffd\u52a0\u305b\u305a\u306b\u52b9\u7387\u7684\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u4f5c\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u307e\u305f\u3001L2\u30b9\u30a4\u30c3\u30c1\u304c\u7ba1\u7406\u7528\u306b1\u3064\u306eIP\u30a2\u30c9\u30ec\u30b9\u3057\u304b\u6301\u305f\u306a\u3044\u306e\u306b\u5bfe\u3057\u3001L3\u30b9\u30a4\u30c3\u30c1\u306fVLAN\u3054\u3068\u306b\u7570\u306a\u308bIP\u30a2\u30c9\u30ec\u30b9\uff08\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\uff09\u3092\u6301\u3064\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3055\u3089\u306b\u3001ACL\uff08\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u30ea\u30b9\u30c8\uff09\u3092\u9069\u7528\u3057\u3066\u3001\u30bb\u30b0\u30e1\u30f3\u30c8\u9593\u306e\u901a\u4fe1\u5236\u5fa1\u3084\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3082\u884c\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3064\u307e\u308a\u3001L3\u30b9\u30a4\u30c3\u30c1\u306fLAN\u5185\u306e\u591a\u304f\u306eL2\u30b9\u30a4\u30c3\u30c1\u3092\u307e\u3068\u3081\u3001\u52b9\u7387\u7684\u304b\u3064\u67d4\u8edf\u306b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u7ba1\u7406\u3059\u308b\u4e2d\u5fc3\u7684\u306a\u5f79\u5272\u3092\u62c5\u3044\u307e\u3059\u3002\u30eb\u30fc\u30bf\u306f\u4eca\u3067\u306f\u4e3b\u306bWAN\u63a5\u7d9a\u3084\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u63a5\u7d9a\u7528\u3068\u3057\u3066\u5229\u7528\u3055\u308c\u308b\u3053\u3068\u304c\u591a\u304f\u3001LAN\u5185\u3067\u306fL3\u30b9\u30a4\u30c3\u30c1\u304c\u4e3b\u5f79\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30de\u30eb\u30c1\u30ec\u30a4\u30e4\u30b9\u30a4\u30c3\u30c1\u306e\u30dd\u30fc\u30c8\u306e\u5206\u985e<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">L3\u30b9\u30a4\u30c3\u30c1\u306f\u4e07\u80fd\u3067\u306f\u306a\u304f\u3001\u30dd\u30fc\u30c8\u3054\u3068\u306bL2\u307e\u305f\u306fL3\u306e\u6a5f\u80fd\u3092\u6301\u305f\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u30dd\u30fc\u30c8\u5358\u4f4d\u3067\u300c\u30b9\u30a4\u30c3\u30c1\u7684\u306a\u52d5\u4f5c\u300d\u3068\u300c\u30eb\u30fc\u30bf\u7684\u306a\u52d5\u4f5c\u300d\u3092\u4f7f\u3044\u5206\u3051\u3089\u308c\u308b\u306e\u304c\u7279\u5fb4\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cisco Catalyst\u30b9\u30a4\u30c3\u30c1\u306e\u5834\u5408\u3001\u30dd\u30fc\u30c8\u306f\u6b21\u306e\u3088\u3046\u306b\u5206\u985e\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u7a2e\u985e<\/th><th>Layer<\/th><th>\u30dd\u30fc\u30c8\u306e\u5f79\u5272<\/th><th>\u8aac\u660e<\/th><\/tr><\/thead><tbody><tr><td><strong>\u7269\u7406\u30dd\u30fc\u30c8<\/strong><\/td><td>L2<\/td><td>\u30a2\u30af\u30bb\u30b9\u30dd\u30fc\u30c8<\/td><td>1\u3064\u306eVLAN\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u6271\u3046\u30dd\u30fc\u30c8<\/td><\/tr><tr><td><\/td><td>L2<\/td><td>\u30c8\u30e9\u30f3\u30af\u30dd\u30fc\u30c8<\/td><td>\u8907\u6570\u306eVLAN\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u307e\u3068\u3081\u3066\u8ee2\u9001\u3059\u308b\u30dd\u30fc\u30c8<\/td><\/tr><tr><td><\/td><td>L3<\/td><td>\u30eb\u30fc\u30c6\u30c3\u30c9\u30dd\u30fc\u30c8<\/td><td>\u30eb\u30fc\u30bf\u306e\u3088\u3046\u306b\u30dd\u30fc\u30c8\u5358\u4f4d\u3067\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3059\u308b\u30dd\u30fc\u30c8<\/td><\/tr><tr><td><strong>\u8ad6\u7406\u30dd\u30fc\u30c8<\/strong><\/td><td>L2<\/td><td>L2 Port-Channel<\/td><td>L2\u306e\u30ea\u30f3\u30af\u30a2\u30b0\u30ea\u30b2\u30fc\u30b7\u30e7\u30f3\uff08\u8907\u6570\u30dd\u30fc\u30c8\u3092\u675f\u306d\u308b\uff09<\/td><\/tr><tr><td><\/td><td>L3<\/td><td>L3 Port-Channel<\/td><td>L3\u306e\u30ea\u30f3\u30af\u30a2\u30b0\u30ea\u30b2\u30fc\u30b7\u30e7\u30f3<\/td><\/tr><tr><td><\/td><td>L3<\/td><td>SVI\uff08Switch Virtual Interface\uff09<\/td><td>VLAN\u3054\u3068\u306b\u4f5c\u6210\u3059\u308bL3\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3002VLAN\u9593\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u4f7f\u7528<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u7279\u306b\u5b9f\u52d9\u3084\u8a66\u9a13\u3067\u3088\u304f\u51fa\u3066\u304f\u308b\u306e\u306f\u300c\u30c8\u30e9\u30f3\u30af\u30dd\u30fc\u30c8\u300d\u300cL2 Port-Channel\u300d\u300cSVI\u300d\u306e3\u3064\u3067\u3059\u3002\u30a2\u30af\u30bb\u30b9\u30dd\u30fc\u30c8\u306fPC\u3084\u30b5\u30fc\u30d0\u3092\u53ce\u5bb9\u3059\u308b\u969b\u306b\u5229\u7528\u3057\u307e\u3059\u304c\u3001L3\u30b9\u30a4\u30c3\u30c1\u306b\u304a\u3044\u3066\u306f\u30c8\u30e9\u30f3\u30af\u63a5\u7d9a\u3067\u4ed6\u306e\u30b9\u30a4\u30c3\u30c1\u3092\u307e\u3068\u3081\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u306a\u304a\u3001\u30eb\u30fc\u30c6\u30c3\u30c9\u30dd\u30fc\u30c8\uff08\u7269\u7406\u30dd\u30fc\u30c8\u3092\u5b8c\u5168\u306bL3\u30dd\u30fc\u30c8\u5316\u3059\u308b\u3082\u306e\uff09\u306f\u3042\u307e\u308a\u4f7f\u308f\u308c\u307e\u305b\u3093\u3002\u3053\u308c\u306f\u3001VLAN\u3092\u4f7f\u308f\u305a\u306b\u5358\u7d14\u306a\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u884c\u3046\u5834\u5408\u306b\u5229\u7528\u3055\u308c\u308b\u304b\u3089\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"is-style-icon_pen wp-block-paragraph\">\u8a66\u9a13\u5bfe\u7b56\uff1a\u300cSVI\u306fVLAN\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u7528\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3067\u3042\u308b\u300d\u3068\u3044\u3046\u70b9\u3068\u3001\u300c\u30dd\u30fc\u30c8\u5358\u4f4d\u3067L2\/L3\u3092\u5207\u308a\u66ff\u3048\u3089\u308c\u308b\u300d\u3068\u3044\u3046\u7279\u5fb4\u3092\u3057\u3063\u304b\u308a\u62bc\u3055\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">SVI\uff08Switch Virtual Interface\uff09\u306e\u57fa\u672c<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30de\u30eb\u30c1\u30ec\u30a4\u30e4\u30b9\u30a4\u30c3\u30c1\u3067VLAN\u540c\u58eb\u3092\u901a\u4fe1\u3055\u305b\u308b\u305f\u3081\u306b\u306f\u3001<strong><span class=\"swl-marker mark_yellow\">SVI<\/span><\/strong>\u3068\u3044\u3046\u4eee\u60f3\u7684\u306a\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002SVI\u306f\u5404VLAN\u3054\u3068\u306b1\u3064\u305a\u3064\u5fc5\u8981\u3067\u3001\u305d\u306eVLAN\u306bIP\u30a2\u30c9\u30ec\u30b9\u3092\u5272\u308a\u5f53\u3066\u308b\u3053\u3068\u3067\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u8a00\u3044\u63db\u3048\u308b\u3068\u3001SVI\u306f\u300cVLAN\u306e\u4ee3\u8868\u3068\u3057\u3066\u632f\u308b\u821e\u3046IP\u4ed8\u304d\u306e\u7a93\u53e3\u300d\u306e\u3088\u3046\u306a\u5f79\u5272\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">IP\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u6709\u52b9\u5316<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">SVI\u3092\u8a2d\u5b9a\u3059\u308b\u524d\u306b\u3001\u30b9\u30a4\u30c3\u30c1\u81ea\u8eab\u306b\u300c\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u6a5f\u80fd\u300d\u3092\u6709\u52b9\u5316\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u901a\u5e38\u306eL2\u30b9\u30a4\u30c3\u30c1\u306b\u306f\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u6a5f\u80fd\u304c\u3042\u308a\u307e\u305b\u3093\u304c\u3001L3\u30b9\u30a4\u30c3\u30c1\u3067\u306f\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3067\u6709\u52b9\u306b\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config)# ip routing<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u3092\u5165\u529b\u3057\u306a\u3044\u3068\u3001\u3044\u304f\u3089SVI\u3092\u4f5c\u6210\u3057\u3066\u3082VLAN\u9593\u901a\u4fe1\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u8a66\u9a13\u3067\u3082\u3088\u304f\u554f\u308f\u308c\u308b\u300c\u5fd8\u308c\u304c\u3061\u306a\u4e00\u884c\u300d\u306a\u306e\u3067\u5fc5\u305a\u899a\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">SVI\u306e\u4f5c\u6210\u624b\u9806<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">SVI\u3092\u4f5c\u6210\u3059\u308b\u969b\u306f\u3001\u307e\u305a\u5bfe\u8c61\u3068\u306a\u308bVLAN\u756a\u53f7\u3092\u6307\u5b9a\u3057\u3066\u3001\u305d\u306e\u4e0a\u306bIP\u30a2\u30c9\u30ec\u30b9\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002\u4f5c\u6210\u76f4\u5f8c\u306f\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u304c\u7ba1\u7406\u7684\u306b\u505c\u6b62\u72b6\u614b\u306a\u306e\u3067\u3001<code>no shutdown<\/code> \u3067\u6709\u52b9\u5316\u3059\u308b\u3053\u3068\u3092\u5fd8\u308c\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config)# interface vlan 10\n(config-if)# ip address 192.168.10.254 255.255.255.0\n(config-if)# no shutdown<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u3053\u3067\u6307\u5b9a\u3059\u308bIP\u30a2\u30c9\u30ec\u30b9\u306f\u3001\u305d\u306eVLAN\u5185\u306e\u30db\u30b9\u30c8\u304c\u30c7\u30d5\u30a9\u30eb\u30c8\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3068\u3057\u3066\u5229\u7528\u3059\u308b\u30a2\u30c9\u30ec\u30b9\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u8a2d\u5b9a\u4f8b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b21\u306e\u4f8b\u3067\u306f\u3001VLAN10\u3068VLAN20\u3092\u4f5c\u6210\u3057\u3001\u305d\u308c\u305e\u308c\u306bSVI\u3092\u8a2d\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u3046\u3059\u308b\u3053\u3068\u3067\u3001\u7570\u306a\u308bVLAN\u9593\u3067\u30d1\u30b1\u30c3\u30c8\u304c\u884c\u304d\u6765\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config)# vlan 10\n(config)# vlan 20\n(config)# ip routing\n\n(config)# interface vlan 10\n(config-if)# ip address 192.168.10.254 255.255.255.0\n(config-if)# no shutdown\n\n(config)# interface vlan 20\n(config-if)# ip address 192.168.20.254 255.255.255.0\n(config-if)# no shutdown<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u52d5\u4f5c\u78ba\u8a8d<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a2d\u5b9a\u5f8c\u306f\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3067\u72b6\u614b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># show ip interface brief<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u3053\u3067\u300cStatus\u300d\u3068\u300cProtocol\u300d\u304c\u4e21\u65b9\u3068\u3082\u300cup\u300d\u3068\u306a\u3063\u3066\u3044\u308c\u3070SVI\u306f\u6b63\u3057\u304f\u52d5\u4f5c\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u6d41\u308c<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3082\u3057SVI\u304cup\u306b\u306a\u3089\u306a\u3044\u5834\u5408\u3001\u4ee5\u4e0b\u306e\u78ba\u8a8d\u304c\u6709\u52b9\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>show vlan<\/code> \u3067\u3001\u305d\u306eVLAN\u304c\u6b63\u3057\u304f\u4f5c\u6210\u3055\u308c\u3066\u3044\u308b\u304b\u78ba\u8a8d<\/li>\n\n\n\n<li><code>show interfaces status<\/code> \u3067\u3001\u305d\u306eVLAN\u306b\u5c5e\u3059\u308b\u30dd\u30fc\u30c8\u304c\u30ea\u30f3\u30af\u30a2\u30c3\u30d7\u3057\u3066\u3044\u308b\u304b\u78ba\u8a8d<\/li>\n\n\n\n<li><code>show ip interface brief<\/code> \u3067\u3001IP\u30a2\u30c9\u30ec\u30b9\u3068\u72b6\u614b\u3092\u518d\u78ba\u8a8d<\/li>\n\n\n\n<li><code>show ip route<\/code> \u3067\u3001\u5272\u308a\u5f53\u3066\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u300cdirectly connected\u300d\u3068\u3057\u3066\u8a8d\u8b58\u3055\u308c\u3066\u3044\u308b\u304b\u78ba\u8a8d<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3088\u304f\u3042\u308b\u539f\u56e0<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">SVI\u304cup\u3057\u306a\u3044\u5178\u578b\u7684\u306a\u7406\u7531\u306f\u6b21\u306e\u901a\u308a\u3067\u3059\u3002\u8a66\u9a13\u3067\u3082\u554f\u308f\u308c\u3084\u3059\u3044\u305f\u3081\u6ce8\u610f\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>VLAN\u305d\u306e\u3082\u306e\u304c\u30b9\u30a4\u30c3\u30c1\u4e0a\u306b\u5b58\u5728\u3057\u3066\u3044\u306a\u3044<\/li>\n\n\n\n<li><code>no shutdown<\/code> \u3092\u5b9f\u884c\u3057\u3066\u3044\u306a\u3044<\/li>\n\n\n\n<li>VLAN\u306b\u6240\u5c5e\u3059\u308b\u30dd\u30fc\u30c8\u304c1\u3064\u3082\u30ea\u30f3\u30af\u30a2\u30c3\u30d7\u3057\u3066\u3044\u306a\u3044<\/li>\n\n\n\n<li>\u30dd\u30fc\u30c8\u306f\u30ea\u30f3\u30af\u30a2\u30c3\u30d7\u3057\u3066\u3044\u308b\u304c\u3001STP\u306e\u5f71\u97ff\u3067\u30d5\u30a9\u30ef\u30fc\u30c7\u30a3\u30f3\u30b0\u72b6\u614b\u306b\u306a\u3063\u3066\u3044\u306a\u3044<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u3088\u3046\u306bSVI\u306f\u300cVLAN\u306e\u51fa\u53e3\u300d\u3068\u3057\u3066\u975e\u5e38\u306b\u91cd\u8981\u306a\u5f79\u5272\u3092\u6301\u3061\u3001L3\u30b9\u30a4\u30c3\u30c1\u306e\u8981\u70b9\u3068\u3057\u3066\u8a66\u9a13\u306b\u983b\u51fa\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30eb\u30fc\u30c6\u30c3\u30c9\u30dd\u30fc\u30c8\u3068\u306f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><span class=\"swl-marker mark_yellow\">\u30eb\u30fc\u30c6\u30c3\u30c9\u30dd\u30fc\u30c8<\/span><\/strong>\u3068\u306f\u3001\u30de\u30eb\u30c1\u30ec\u30a4\u30e4\u30b9\u30a4\u30c3\u30c1\u306e\u7269\u7406\u30dd\u30fc\u30c8\u3092\u300cL3\u30dd\u30fc\u30c8\u300d\u3068\u3057\u3066\u52d5\u4f5c\u3055\u305b\u308b\u8a2d\u5b9a\u3067\u3059\u3002\u901a\u5e38\u306e\u30b9\u30a4\u30c3\u30c1\u30dd\u30fc\u30c8\u306fVLAN\u306b\u6240\u5c5e\u3057\u3001\u305d\u306eVLAN\u306b\u5bfe\u5fdc\u3059\u308bSVI\u3092\u4f5c\u6210\u3057\u3066IP\u3092\u5272\u308a\u5f53\u3066\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3057\u304b\u3057\u30eb\u30fc\u30c6\u30c3\u30c9\u30dd\u30fc\u30c8\u306f\u3001VLAN\u3092\u4ecb\u3055\u305a\u306b\u7269\u7406\u30dd\u30fc\u30c8\u306b\u76f4\u63a5IP\u30a2\u30c9\u30ec\u30b9\u3092\u4ed8\u4e0e\u3067\u304d\u3001\u30eb\u30fc\u30bf\u306e\u7269\u7406\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u3088\u3046\u306b\u6271\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a4\u30e1\u30fc\u30b8\u3068\u3057\u3066\u306f\u300c\u30b9\u30a4\u30c3\u30c1\u30dd\u30fc\u30c8\u3092\u30eb\u30fc\u30bf\u306eLAN\u30dd\u30fc\u30c8\u306b\u5909\u3048\u308b\u300d\u3068\u8003\u3048\u308b\u3068\u7406\u89e3\u3057\u3084\u3059\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">SVI\u3068\u306e\u9055\u3044<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">SVI\u306f\u300cVLAN\u3054\u3068\u306b\u4eee\u60f3\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u4f5c\u308a\u3001\u30b9\u30a4\u30c3\u30c1\u5185\u90e8\u3067VLAN\u9593\u901a\u4fe1\u3092\u53ef\u80fd\u306b\u3059\u308b\u4ed5\u7d44\u307f\u300d\u3067\u3059\u3002\u4e00\u65b9\u3067\u30eb\u30fc\u30c6\u30c3\u30c9\u30dd\u30fc\u30c8\u306f\u300c\u7269\u7406\u30dd\u30fc\u30c8\u3092\u305d\u306e\u307e\u307eL3\u3068\u3057\u3066\u5229\u7528\u3059\u308b\u300d\u305f\u3081\u3001VLAN\u3092\u4f5c\u6210\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305f\u3060\u3057\u3001\u30eb\u30fc\u30c6\u30c3\u30c9\u30dd\u30fc\u30c8\u306b\u306f\u5236\u7d04\u3082\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u30b5\u30d6\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u4f5c\u6210\u3067\u304d\u306a\u3044\u305f\u3081\u30011\u3064\u306e\u7269\u7406\u30dd\u30fc\u30c8\u3067\u8907\u6570\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u53ce\u5bb9\u3059\u308b\u3068\u3044\u3063\u305f\u67d4\u8edf\u6027\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u305d\u306e\u305f\u3081\u3001\u307b\u3068\u3093\u3069\u306e\u74b0\u5883\u3067\u306fSVI\u304c\u4e00\u822c\u7684\u306b\u5229\u7528\u3055\u308c\u307e\u3059\u3002<br>\u3057\u304b\u3057\u3001L3 EtherChannel\u3092\u5b9f\u88c5\u3059\u308b\u969b\u306a\u3069\u3001\u30eb\u30fc\u30c6\u30c3\u30c9\u30dd\u30fc\u30c8\u304c\u5fc5\u9808\u3068\u306a\u308b\u30b1\u30fc\u30b9\u3082\u5b58\u5728\u3057\u307e\u3059\u3002\u8a66\u9a13\u3067\u3082\u300c\u3069\u306e\u5834\u9762\u3067SVI\u3092\u4f7f\u3044\u3001\u3069\u306e\u5834\u9762\u3067\u30eb\u30fc\u30c6\u30c3\u30c9\u30dd\u30fc\u30c8\u3092\u4f7f\u3046\u306e\u304b\u300d\u304c\u554f\u308f\u308c\u3084\u3059\u3044\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30eb\u30fc\u30c6\u30c3\u30c9\u30dd\u30fc\u30c8\u306e\u8a2d\u5b9a\u624b\u9806<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30eb\u30fc\u30c6\u30c3\u30c9\u30dd\u30fc\u30c8\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u3082\u3001\u307e\u305a\u306f\u30b9\u30a4\u30c3\u30c1\u3067\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u6a5f\u80fd\u3092\u6709\u52b9\u5316\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config)# ip routing<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u306e\u5f8c\u3001\u5bfe\u8c61\u306e\u7269\u7406\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u9078\u3073\u3001\u4ee5\u4e0b\u306e\u624b\u9806\u3067\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config)# interface gigabitethernet0\/1\n(config-if)# no switchport\n(config-if)# ip address 192.168.10.254 255.255.255.0\n(config-if)# no shutdown<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u3053\u3067\u91cd\u8981\u306a\u306e\u304c <code>no switchport<\/code> \u3067\u3059\u3002\u3053\u308c\u3092\u5165\u529b\u3059\u308b\u3053\u3068\u3067\u3001\u305d\u306e\u30dd\u30fc\u30c8\u306f\u300cL2\u30dd\u30fc\u30c8\u300d\u3067\u306f\u306a\u304f\u300cL3\u30dd\u30fc\u30c8\u300d\u3068\u3057\u3066\u52d5\u4f5c\u3059\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001IP\u30a2\u30c9\u30ec\u30b9\u3092\u8a2d\u5b9a\u3057\u3066\u6709\u52b9\u5316\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u8a2d\u5b9a\u4f8b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u4e0b\u306f2\u3064\u306e\u30eb\u30fc\u30c6\u30c3\u30c9\u30dd\u30fc\u30c8\u3092\u8a2d\u5b9a\u3057\u3001\u305d\u308c\u305e\u308c\u5225\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u5c5e\u3059\u308b\u3088\u3046\u306b\u3057\u305f\u4f8b\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config)# ip routing\n\n(config)# interface gigabitethernet0\/1\n(config-if)# no switchport\n(config-if)# ip address 192.168.10.254 255.255.255.0\n(config-if)# no shutdown\n\n(config)# interface gigabitethernet0\/2\n(config-if)# no switchport\n(config-if)# ip address 192.168.20.254 255.255.255.0\n(config-if)# no shutdown\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u8a2d\u5b9a\u306b\u3088\u308a\u3001GigabitEthernet0\/1 \u3068 GigabitEthernet0\/2 \u306f\u305d\u308c\u305e\u308cL3\u30dd\u30fc\u30c8\u3068\u3057\u3066\u52d5\u4f5c\u3057\u3001\u7570\u306a\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u63a5\u7d9a\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u52d5\u4f5c\u78ba\u8a8d<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a2d\u5b9a\u5f8c\u306f\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3067\u72b6\u614b\u3092\u30c1\u30a7\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>show ip interface brief<\/code><br>\u30eb\u30fc\u30c6\u30c3\u30c9\u30dd\u30fc\u30c8\u306b\u8a2d\u5b9a\u3057\u305fIP\u30a2\u30c9\u30ec\u30b9\u304c\u6b63\u3057\u304f\u8868\u793a\u3055\u308c\u3001\u300cStatus\u300d\u300cProtocol\u300d\u304c\u3068\u3082\u306bup\u3067\u3042\u308b\u304b\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><code>show ip route<\/code><br>\u5272\u308a\u5f53\u3066\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u300cdirectly connected\u300d\u3068\u3057\u3066\u8a8d\u8b58\u3055\u308c\u3066\u3044\u308b\u304b\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"is-style-icon_pen wp-block-paragraph\">\u8a66\u9a13\u5bfe\u7b56\uff1a\u30eb\u30fc\u30c6\u30c3\u30c9\u30dd\u30fc\u30c8\u3068SVI\u306f\u6df7\u540c\u3057\u3084\u3059\u3044\u305f\u3081\u3001\u8a66\u9a13\u3067\u306f\u300cSVI\u306fVLAN\u5358\u4f4d\u3067\u4f5c\u6210\u3059\u308b\u300d\u300c\u30eb\u30fc\u30c6\u30c3\u30c9\u30dd\u30fc\u30c8\u306f\u7269\u7406\u30dd\u30fc\u30c8\u306b\u76f4\u63a5IP\u3092\u8a2d\u5b9a\u3059\u308b\u300d\u3068\u3044\u3046\u9055\u3044\u3092\u3057\u3063\u304b\u308a\u533a\u5225\u3057\u3066\u899a\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002\u7279\u306b <code>no switchport<\/code> \u3092\u5fd8\u308c\u308b\u3068L3\u30dd\u30fc\u30c8\u306b\u306a\u3089\u306a\u3044\u305f\u3081\u3001\u30b3\u30de\u30f3\u30c9\u306e\u6d41\u308c\u3092\u4e38\u3054\u3068\u6697\u8a18\u3057\u3066\u304a\u304f\u306e\u304c\u304a\u3059\u3059\u3081\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u97f3\u58f0VLAN\uff08Voice VLAN\uff09\u306e\u4ed5\u7d44\u307f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Cisco IP Phone \u306b\u306f\u300c\u96fb\u8a71\u6a5f\u81ea\u8eab\u304c\u63a5\u7d9a\u3059\u308b\u305f\u3081\u306e\u30dd\u30fc\u30c8\u300d\u3068\u300cPC\u3092\u63a5\u7d9a\u3067\u304d\u308b\u30dd\u30fc\u30c8\u300d\u306e2\u3064\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30b9\u30a4\u30c3\u30c1\u5074\u3067\u30dd\u30fc\u30c8\u30922\u3064\u6d88\u8cbb\u305b\u305a\u306b\u30011\u3064\u306e\u30dd\u30fc\u30c8\u3060\u3051\u3067PC\u3068IP Phone\u306e\u4e21\u65b9\u3092\u63a5\u7d9a\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3057\u304b\u3057\u3001PC\u3068\u96fb\u8a71\u3092\u540c\u3058VLAN\u306b\u53ce\u5bb9\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u901a\u4fe1\u3068\u97f3\u58f0\u901a\u4fe1\u304c\u6df7\u5728\u3057\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u6df7\u96d1\u3057\u305f\u3068\u304d\u306b\u97f3\u58f0\u54c1\u8cea\u304c\u60aa\u5316\u3059\u308b\u5371\u967a\u304c\u3042\u308a\u307e\u3059\u3002\u97f3\u58f0\u306f\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u6027\u304c\u91cd\u8981\u3067\u3001\u30c7\u30fc\u30bf\u901a\u4fe1\u306e\u3088\u3046\u306b\u9045\u5ef6\u3084\u518d\u9001\u3092\u8a31\u5bb9\u3067\u304d\u306a\u3044\u305f\u3081\u3067\u3059\u3002\u305d\u3053\u3067\u5229\u7528\u3055\u308c\u308b\u306e\u304c<strong><span class=\"swl-marker mark_yellow\">\u300c\u97f3\u58f0VLAN\uff08Voice VLAN\uff09\u300d<\/span><\/strong>\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Voice VLAN\u306e\u5f79\u5272<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Voice VLAN\u306f\u3001Cisco\u72ec\u81ea\u306e\u62e1\u5f35\u6a5f\u80fd\u3067\u3042\u308a\u30011\u3064\u306e\u30b9\u30a4\u30c3\u30c1\u30dd\u30fc\u30c8\u306b\u300c\u30c7\u30fc\u30bf\u7528VLAN\u300d\u3068\u300c\u97f3\u58f0\u7528VLAN\u300d\u3092\u5171\u5b58\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u901a\u5e38\u3001\u8907\u6570\u306eVLAN\u3092\u540c\u3058\u30ea\u30f3\u30af\u3067\u6271\u3046\u306b\u306f\u30c8\u30e9\u30f3\u30af\u30dd\u30fc\u30c8\u304c\u5fc5\u8981\u3067\u3059\u304c\u3001Voice VLAN\u3092\u4f7f\u3048\u3070\u300c\u30a2\u30af\u30bb\u30b9\u30dd\u30fc\u30c8\u300d\u3067\u540c\u69d8\u306e\u52b9\u679c\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5177\u4f53\u7684\u306b\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u52d5\u4f5c\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>PC\u304b\u3089\u30b9\u30a4\u30c3\u30c1\u3078\u9001\u3089\u308c\u308b\u30c7\u30fc\u30bf\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306f <strong>Native VLAN<\/strong> \u3092\u5229\u7528\u3057\u3066\u8ee2\u9001\u3055\u308c\u307e\u3059\uff08\u30bf\u30b0\u306a\u3057\u30d5\u30ec\u30fc\u30e0\uff09\u3002<\/li>\n\n\n\n<li>IP Phone\u304b\u3089\u30b9\u30a4\u30c3\u30c1\u3078\u9001\u3089\u308c\u308b\u97f3\u58f0\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306f <strong>Voice VLAN<\/strong> \u3092\u5229\u7528\u3057\u3066\u8ee2\u9001\u3055\u308c\u307e\u3059\uff08802.1Q\u30bf\u30b0\u4ed8\u304d\u30d5\u30ec\u30fc\u30e0\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u3064\u307e\u308a\u3001PC \u21d4 IP Phone \u9593\u306f\u30b7\u30f3\u30d7\u30eb\u306a\u30a2\u30af\u30bb\u30b9\u30ea\u30f3\u30af\u306e\u3088\u3046\u306b\u898b\u3048\u307e\u3059\u304c\u3001IP Phone \u21d4 \u30b9\u30a4\u30c3\u30c1\u9593\u306f\u5b9f\u969b\u306b\u306f\u30c8\u30e9\u30f3\u30af\u30ea\u30f3\u30af\u3068\u3057\u3066\u632f\u308b\u821e\u3044\u30012\u7a2e\u985e\u306eVLAN\u3092\u4f7f\u3044\u5206\u3051\u3066\u3044\u308b\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u30c8\u30e9\u30d5\u30a3\u30c3\u30af<\/th><th>\u4f7f\u7528\u3059\u308bVLAN<\/th><\/tr><\/thead><tbody><tr><td>\u30c7\u30fc\u30bf\u901a\u4fe1<\/td><td>Native VLAN<\/td><\/tr><tr><td>\u97f3\u58f0\u901a\u4fe1<\/td><td>Voice VLAN<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Cisco IP Phone\u3068CDP<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Voice VLAN\u306e\u8a2d\u5b9a\u306f\u30b9\u30a4\u30c3\u30c1\u5074\u3060\u3051\u3067\u884c\u3048\u3070\u3088\u304f\u3001IP Phone\u306b\u306f\u7279\u5225\u306a\u8a2d\u5b9a\u306f\u4e0d\u8981\u3067\u3059\u3002\u30b9\u30a4\u30c3\u30c1\u304cVoice VLAN\u3092\u8a2d\u5b9a\u3057\u3066\u3044\u308b\u3068\u3001CDP\uff08Cisco Discovery Protocol\uff09\u3067\u300c\u3053\u306e\u30dd\u30fc\u30c8\u306b\u306f\u97f3\u58f0\u7528\u306eVLAN\u306f\u25cb\u25cb\u756a\u3067\u3059\u300d\u3068\u3044\u3046\u60c5\u5831\u304cIP Phone\u306b\u4f1d\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u306e\u60c5\u5831\u3092\u53d7\u3051\u53d6\u3063\u305fIP Phone\u306f\u3001\u81ea\u52d5\u7684\u306b\u97f3\u58f0\u30d1\u30b1\u30c3\u30c8\u306b802.1Q\u30bf\u30b0\u3092\u4ed8\u4e0e\u3057\u3066\u9001\u4fe1\u3059\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u3064\u307e\u308a\u3001Voice VLAN\u3092\u52d5\u4f5c\u3055\u305b\u308b\u306b\u306f <strong>CDP\u304c\u6709\u52b9\u3067\u3042\u308b\u3053\u3068\u304c\u524d\u63d0\u6761\u4ef6<\/strong> \u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Voice VLAN\u306e\u8a2d\u5b9a\u624b\u9806<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Voice VLAN\u3092\u8a2d\u5b9a\u3059\u308b\u6d41\u308c\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u7528\u306eVLAN\u3092\u4f5c\u6210\u3059\u308b<\/li>\n\n\n\n<li>\u97f3\u58f0\u7528\u306eVLAN\u3092\u4f5c\u6210\u3059\u308b<\/li>\n\n\n\n<li>\u30a2\u30af\u30bb\u30b9\u30dd\u30fc\u30c8\u3092\u8a2d\u5b9a\u3057\u3001\u30c7\u30fc\u30bf\u7528VLAN\u3092\u5272\u308a\u5f53\u3066\u308b<\/li>\n\n\n\n<li>\u540c\u3058\u30dd\u30fc\u30c8\u306b\u97f3\u58f0VLAN\u3092\u5272\u308a\u5f53\u3066\u308b<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b3\u30f3\u30d5\u30a3\u30b0\u4f8b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u4e0b\u306f\u3001\u30c7\u30fc\u30bf\u7528\u306bVLAN 10\u3001\u97f3\u58f0\u7528\u306bVLAN 15\u3092\u5272\u308a\u5f53\u3066\u308b\u4f8b\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config)# interface fastethernet0\/1\n(config-if)# switchport mode access\n(config-if)# switchport access vlan 10\n(config-if)# switchport voice vlan 15<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u8a2d\u5b9a\u306b\u3088\u308a\u3001FastEthernet0\/1\u30dd\u30fc\u30c8\u306b\u306fPC\u3092VLAN 10\u306b\u3001IP Phone\u3092VLAN 15\u306b\u53ce\u5bb9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u7528\u8a9e\u306e\u5225\u540d<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Voice VLAN\u306f\u6587\u732e\u306b\u3088\u3063\u3066\u300c\u88dc\u52a9VLAN\uff08Auxiliary VLAN, AUX VLAN\uff09\u300d\u3068\u3082\u547c\u3070\u308c\u307e\u3059\u3002\u547c\u3073\u65b9\u304c\u7570\u306a\u3063\u3066\u3082\u4ed5\u7d44\u307f\u306f\u540c\u3058\u306a\u306e\u3067\u3001\u8a66\u9a13\u3067\u306f\u7528\u8a9e\u306e\u9055\u3044\u306b\u60d1\u308f\u3055\u308c\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p class=\"is-style-icon_pen wp-block-paragraph\">\u8a66\u9a13\u5bfe\u7b56\uff1a<br>\u30fbVoice VLAN\u306f<strong>\u30a2\u30af\u30bb\u30b9\u30dd\u30fc\u30c8<\/strong>\u306b\u5bfe\u3057\u3066\u8a2d\u5b9a\u3059\u308b\u3053\u3068<br>\u30fbPC\u306e\u901a\u4fe1\u306f<strong>Native VLAN\uff08\u30bf\u30b0\u306a\u3057\uff09<\/strong>\u3001\u96fb\u8a71\u306e\u901a\u4fe1\u306fVoice VLAN\uff08\u30bf\u30b0\u4ed8\u304d\uff09\u3092\u5229\u7528\u3059\u308b\u3053\u3068<br>\u30fbIP Phone\u306f<strong>CDP\u306e\u60c5\u5831\u3092\u53d7\u3051\u53d6\u3063\u3066\u81ea\u52d5\u7684\u306bVoice VLAN\u3092\u8a8d\u8b58\u3059\u308b<\/strong>\u3053\u3068<br><br>\u7279\u306b\u300cVoice VLAN\u3092\u8a2d\u5b9a\u3057\u3066\u3082\u3001\u30dd\u30fc\u30c8\u306f\u30c8\u30e9\u30f3\u30af\u3067\u306f\u306a\u304f\u30a2\u30af\u30bb\u30b9\u30e2\u30fc\u30c9\u3067\u3042\u308b\u300d\u3068\u3044\u3046\u70b9\u304c\u8a66\u9a13\u3067\u5f15\u3063\u639b\u3051\u3068\u3057\u3066\u51fa\u3084\u3059\u3044\u305f\u3081\u3001\u3057\u3063\u304b\u308a\u533a\u5225\u3057\u3066\u899a\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u97f3\u58f0VLAN\uff08Voice VLAN\uff09\u306e\u8a73\u7d30\u8a2d\u5b9a<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Voice VLAN\u306f\u5358\u306b\u300cPC\u3068IP Phone\u3092\u540c\u3058\u30dd\u30fc\u30c8\u3067\u53ce\u5bb9\u3067\u304d\u308b\u4ed5\u7d44\u307f\u300d\u3068\u3044\u3046\u3060\u3051\u3067\u306f\u306a\u304f\u3001\u97f3\u58f0\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u54c1\u8cea\uff08QoS\uff09\u3092\u5b88\u308b\u305f\u3081\u306e\u8a2d\u5b9a\u3082\u91cd\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u5b9f\u969b\u306e\u8a2d\u5b9a\u65b9\u6cd5\u3068QoS\u306e\u6271\u3044\u3001\u3055\u3089\u306bCisco\u4ee5\u5916\u306eIP Phone\u63a5\u7d9a\u6642\u306e\u9055\u3044\u3092\u6574\u7406\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">QoS\u306e\u8a2d\u5b9a\u3068CoS\u306e\u4fe1\u983c<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Cisco IP Phone\u304c\u30b9\u30a4\u30c3\u30c1\u306b\u63a5\u7d9a\u3055\u308c\u308b\u3068\u3001CDP\u306b\u3088\u3063\u3066Voice VLAN\u306e\u60c5\u5831\u3060\u3051\u3067\u306a\u304fQoS\u306b\u95a2\u3059\u308b\u6307\u793a\u3082\u53d7\u3051\u53d6\u308a\u307e\u3059\u3002\u97f3\u58f0\u306f\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u6027\u304c\u6c42\u3081\u3089\u308c\u308b\u305f\u3081\u3001\u9045\u5ef6\u3084\u640d\u5931\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u4ed5\u7d44\u307f\u304c\u5fc5\u8981\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001IP Phone\u304c\u9001\u4fe1\u3059\u308b\u97f3\u58f0\u30d1\u30b1\u30c3\u30c8\u306b\u5bfe\u3057\u3066\u30b9\u30a4\u30c3\u30c1\u306fCoS\u5024\u3092\u4fe1\u983c\u3059\u308b\u3088\u3046\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee3\u8868\u7684\u306a\u30b3\u30de\u30f3\u30c9\u306f\u4ee5\u4e0b\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config)# mls qos\n(config-if)# mls qos trust cos<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u3053\u3067 <code>trust cos<\/code> \u3092\u6307\u5b9a\u3059\u308b\u3068\u3001IP Phone\u304c\u4ed8\u4e0e\u3057\u305fCoS\u5024\u3092\u305d\u306e\u307e\u307e\u30b9\u30a4\u30c3\u30c1\u304c\u512a\u5148\u5236\u5fa1\u306b\u5229\u7528\u3059\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u3082\u3057IP Phone\u3067\u306a\u304fPC\u306e\u9001\u4fe1\u30d1\u30b1\u30c3\u30c8\u306b\u5bfe\u3057\u3066\u512a\u5148\u5236\u5fa1\u3092\u884c\u3044\u305f\u3044\u5834\u5408\u306f\u3001<code>trust dscp<\/code> \u3092\u4f7f\u3046\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">switchport voice vlan \u306e\u30aa\u30d7\u30b7\u30e7\u30f3<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Voice VLAN\u3092\u8a2d\u5b9a\u3059\u308b\u969b\u306e\u57fa\u672c\u30b3\u30de\u30f3\u30c9\u306f\u4ee5\u4e0b\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config-if)# switchport voice vlan &#91; vlan-id | dot1p | none | untagged ]<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u610f\u5473\u306f\u6b21\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>vlan-id<\/strong><br>\u3082\u3063\u3068\u3082\u4e00\u822c\u7684\u306b\u4f7f\u308f\u308c\u308b\u8a2d\u5b9a\u3002\u97f3\u58f0\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u7279\u5b9a\u306eVLAN\u3078\u53ce\u5bb9\u3059\u308b\u3002<br>\u4f8b: <code>switchport voice vlan 15<\/code><\/li>\n\n\n\n<li><strong>dot1p<\/strong><br>VLAN 0\uff08Native VLAN\uff09\u3092\u5229\u7528\u3057\u3001802.1p\u306b\u3088\u308b\u30d7\u30e9\u30a4\u30aa\u30ea\u30c6\u30a3\u5236\u5fa1\u3060\u3051\u3092\u9069\u7528\u3002\u4e3b\u306bQoS\u306e\u307f\u3092\u610f\u8b58\u3059\u308b\u8a2d\u5b9a\u3002<\/li>\n\n\n\n<li><strong>none<\/strong><br>IP Phone\u5074\u306e\u8a2d\u5b9a\u306b\u4efb\u305b\u3001\u30bf\u30b0\u306a\u3057\u306e\u97f3\u58f0\u30d1\u30b1\u30c3\u30c8\u3092\u305d\u306e\u307e\u307e\u9001\u4fe1\u3002<\/li>\n\n\n\n<li><strong>untagged<\/strong><br>\u660e\u793a\u7684\u306b\u30bf\u30b0\u306a\u3057\u97f3\u58f0\u30d1\u30b1\u30c3\u30c8\u3092\u9001\u4fe1\u3059\u308b\u3088\u3046\u6307\u5b9a\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a66\u9a13\u3067\u306f\u300c\u6700\u3082\u3088\u304f\u4f7f\u308f\u308c\u308b\u306e\u306f vlan-id \u3092\u6307\u5b9a\u3059\u308b\u65b9\u6cd5\u300d\u3067\u3042\u308b\u3053\u3068\u3092\u899a\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">PC\u304b\u3089\u306e\u30c7\u30fc\u30bf\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u5236\u5fa1<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Cisco IP Phone\u306f\u81ea\u5206\u81ea\u8eab\u304c\u4f7f\u3046\u30dd\u30fc\u30c8\u306e\u307b\u304b\u306b\u3001PC\u3092\u63a5\u7d9a\u3067\u304d\u308b\u30dd\u30fc\u30c8\u3092\u6301\u3061\u307e\u3059\u3002\u3053\u306e\u3068\u304d\u3001PC\u304b\u3089\u306e\u30d5\u30ec\u30fc\u30e0\u306b\u542b\u307e\u308c\u308bCoS\u5024\u3092\u305d\u306e\u307e\u307e\u30b9\u30a4\u30c3\u30c1\u3078\u6e21\u3059\u304b\u3001\u3042\u308b\u3044\u306f\u5909\u66f4\u3059\u308b\u304b\u3092\u5236\u5fa1\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a2d\u5b9a\u65b9\u6cd5\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config-if)# switchport priority extend &#91; cos value | trust ]<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>cos value<\/strong><br>PC\u304b\u3089\u306e\u30d5\u30ec\u30fc\u30e0\u306eCoS\u5024\u3092\u5f37\u5236\u7684\u306b\u6307\u5b9a\u5024\u306b\u66f8\u304d\u63db\u3048\u308b\u3002<br>\u4f8b: <code>switchport priority extend cos 2<\/code><\/li>\n\n\n\n<li><strong>trust<\/strong><br>PC\u304b\u3089\u306e\u30d5\u30ec\u30fc\u30e0\u306b\u4ed8\u3051\u3089\u308c\u305fCoS\u5024\u3092\u4fe1\u983c\u3059\u308b\u3002<br>\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f\u4fe1\u983c\u305b\u305a\u3001\u3059\u3079\u30660\u306b\u66f8\u304d\u63db\u3048\u308b\u52d5\u4f5c\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Cisco IP Phone\u63a5\u7d9a\u6642\u306e\u8a2d\u5b9a\u4f8b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u4e0b\u306f\u3001PC\u3092VLAN 10\u3001IP Phone\u3092VLAN 15\u306b\u53ce\u5bb9\u3059\u308b\u4f8b\u3067\u3059\u3002QoS\u3092\u6709\u52b9\u306b\u3057\u3001CoS\u5024\u3092\u4fe1\u983c\u3059\u308b\u8a2d\u5b9a\u3092\u542b\u3081\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config)# vlan 10\n(config-vlan)# name data\n\n(config)# vlan 15\n(config-vlan)# name voice\n\n(config)# mls qos\n\n(config)# interface FastEthernet0\/1\n(config-if)# switchport mode access\n(config-if)# switchport access vlan 10\n(config-if)# switchport voice vlan 15\n(config-if)# mls qos trust cos\n(config-if)# mls qos trust cisco-phone\n(config-if)# priority-queue out<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u3053\u3067 <code>mls qos trust cisco-phone<\/code> \u3092\u8a2d\u5b9a\u3059\u308b\u3068\u3001Cisco IP Phone\u304b\u3089\u306e\u30d1\u30b1\u30c3\u30c8\u3060\u3051\u3092\u4fe1\u983c\u3057\u3001\u305d\u306e\u4ed6\u306e\u7aef\u672b\u304b\u3089\u306e\u30d1\u30b1\u30c3\u30c8\u306f\u4fe1\u983c\u3057\u306a\u3044\u3088\u3046\u306b\u5236\u5fa1\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4ed6\u793eIP Phone\uff08Avaya\u306a\u3069\uff09\u306e\u5834\u5408<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Cisco\u4ee5\u5916\u306eIP Phone\u3067\u306f\u3001Voice VLAN\u6a5f\u80fd\uff08CDP\u306b\u3088\u308b\u901a\u77e5\uff09\u304c\u4f7f\u3048\u307e\u305b\u3093\u3002\u305d\u306e\u305f\u3081\u3001\u30b9\u30a4\u30c3\u30c1\u30dd\u30fc\u30c8\u3092\u901a\u5e38\u306e\u30c8\u30e9\u30f3\u30af\u30dd\u30fc\u30c8\u3068\u3057\u3066\u8a2d\u5b9a\u3057\u3001\u97f3\u58f0VLAN\u3068\u30c7\u30fc\u30bfVLAN\u3092\u4e21\u65b9\u8a31\u53ef\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b: Avaya IP Phone\u3092\u63a5\u7d9a\u3059\u308b\u5834\u5408<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config)# vlan 10\n(config-vlan)# name data\n\n(config)# vlan 15\n(config-vlan)# name voice\n\n(config)# mls qos\n\n(config)# interface FastEthernet0\/1\n(config-if)# switchport mode trunk\n(config-if)# switchport trunk allowed vlan 10,15\n(config-if)# switchport native vlan 10\n(config-if)# mls qos trust dscp\n(config-if)# priority-queue out\n(config-if)# no cdp enable<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u3053\u3067 <code>no cdp enable<\/code> \u3092\u5165\u308c\u3066\u3044\u308b\u306e\u306f\u3001Avaya Phone\u304cCDP\u3092\u5229\u7528\u3057\u306a\u3044\u305f\u3081\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"is-style-icon_pen wp-block-paragraph\">\u8a66\u9a13\u5bfe\u7b56\uff1a<br>\u30fbCisco IP Phone\u3067\u306f <strong>Voice VLAN<\/strong> \u3092\u5229\u7528\u3057\u3001\u30dd\u30fc\u30c8\u306f <strong>access\u30e2\u30fc\u30c9<\/strong> \u306e\u307e\u307e\u8a2d\u5b9a\u3059\u308b<br>\u30fb\u4ed6\u793eIP Phone\u3067\u306f <strong>\u30c8\u30e9\u30f3\u30af\u30dd\u30fc\u30c8<\/strong> \u3092\u5229\u7528\u3057\u3001\u8907\u6570\u306eVLAN\u3092\u8a31\u53ef\u3059\u308b<br>\u30fbQoS\u3067\u306f <strong>mls qos trust cos<\/strong> \u304c\u3088\u304f\u4f7f\u308f\u308c\u308b<br>\u30fb<code>switchport voice vlan<\/code> \u306e\u6307\u5b9a\u65b9\u6cd5\u3068\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u899a\u3048\u3066\u304a\u304f<br><br>\u7279\u306b\u300cCisco\u88fdIP Phone\u3067\u306faccess + voice vlan\u3001\u4ed6\u793e\u88fd\u3067\u306ftrunk\u300d\u3068\u3044\u3046\u9055\u3044\u306f\u8a66\u9a13\u3067\u983b\u51fa\u3067\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\/VLAN\uff08\u5fdc\u7528\uff09.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"VLAN\uff08\u5fdc\u7528\uff09\u306e\u57cb\u3081\u8fbc\u307f\u3002\"><\/object><a id=\"wp-block-file--media-eb8c1a97-bf1f-4e69-bc31-79faa13a8f99\" href=\"https:\/\/ccna-curriculum.tech-village.co.jp\/wp-content\/uploads\/2025\/03\/VLAN\uff08\u5fdc\u7528\uff09.pdf\">VLAN\uff08\u5fdc\u7528\uff09<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u30de\u30eb\u30c1\u30ec\u30a4\u30e4\u30b9\u30a4\u30c3\u30c1\u3068\u306f \u30de\u30eb\u30c1\u30ec\u30a4\u30e4\u30b9\u30a4\u30c3\u30c1\u3068\u306f\u3001OSI\u53c2\u7167\u30e2\u30c7\u30eb\u306e\u8907\u6570\u306e\u5c64\u3067\u30c7\u30fc\u30bf\u8ee2\u9001\u51e6\u7406\u3092\u884c\u3048\u308b\u30b9\u30a4\u30c3\u30c1\u306e\u3053\u3068\u3067\u3059\u3002\u4e00\u822c\u7684\u306b\u306f\u300cL3\u30b9\u30a4\u30c3\u30c1\u300d\u3068\u547c\u3070\u308c\u3001\u4f01\u696d\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306eLAN\u3092\u69cb\u7bc9\u3059\u308b\u4e0a\u3067\u6b20\u304b\u305b\u306a\u3044\u5b58\u5728\u3067\u3059\u3002 L [&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-266","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\/266","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=266"}],"version-history":[{"count":3,"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/266\/revisions"}],"predecessor-version":[{"id":643,"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/266\/revisions\/643"}],"wp:attachment":[{"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=266"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=266"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=266"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}