{"id":691,"date":"2023-04-18T09:21:19","date_gmt":"2023-04-18T00:21:19","guid":{"rendered":"http:\/\/daimaru-tech-blog.com\/?p=691"},"modified":"2026-03-15T20:24:19","modified_gmt":"2026-03-15T11:24:19","slug":"%e3%80%90ccna-ccnp-%e3%83%8d%e3%83%83%e3%83%88%e3%83%af%e3%83%bc%e3%82%af%e5%85%a5%e9%96%80%e3%80%91bgp%ef%bc%88%e7%b5%8c%e8%b7%af%e9%9b%86%e7%b4%84-prefix-list-route-map-default%e7%b5%8c%e8%b7%af-2","status":"publish","type":"post","link":"https:\/\/daimaru-tech-blog.com\/?p=691","title":{"rendered":"\u3010BGP\u5165\u9580\u3011\u5e83\u5831\u7d4c\u8def\u306e\u96c6\u7d04\uff08Aggregate\uff09\u306b\u3064\u3044\u3066"},"content":{"rendered":"\n

\u306f\u3058\u3081\u306b<\/h2>\n\n\n\n

\u3053\u3093\u306b\u3061\u306f\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u300c\u3060\u3044\u307e\u308b\u300d<\/span><\/span><\/strong>\u3067\u3059\u3002<\/p>\n\n\n\n

\u4eca\u56de\u306f\u3001BGP\u3067\u9001\u53d7\u4fe1\u3057\u3066\u3044\u308b\u7d4c\u8def\u3092\u96c6\u7d04\u3059\u308b\u65b9\u6cd5\u3092\u307e\u3068\u3081\u3066\u3044\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n

<\/div>\n\n\n

\u7d4c\u8def\u96c6\u7d04\u3068\u306f\uff1f<\/h2>\n\n\n\n

\u6982\u8981<\/h3>\n\n\n\n

\u7d4c\u8def\u96c6\u7d04\u3068\u306f\u300cBGP\u3084OSPF\u3001IS-IS\u306a\u3069\u306e\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3084\u308a\u53d6\u308a\u3055\u308c\u3066\u3044\u308b\u7d4c\u8def\u3092\u307e\u3068\u3081\u308b\u6a5f\u80fd<\/strong>\u300d\u3067\u3059\u3002<\/p>\n\n\n

\"\"<\/div>
\n

\u7d4c\u8def\u6570\u3092\u5c11\u306a\u304f\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u304c\u30e1\u30ea\u30c3\u30c8\u3067\u3059\uff01<\/span><\/strong><\/p>\n<\/span><\/span><\/span><\/div><\/div><\/div><\/div>\n\n\n

\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306b\u306f100\u4e07\u7d4c\u8def\u306b\u8fd1\u3044\u7d4c\u8def\u304c\u5e83\u5831\u3055\u308c\u3066\u304a\u308a\u3001\u5185\u90e8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3082\u5834\u6240\u306b\u3088\u3063\u3066\u306f\u81a8\u5927\u306a\u6570\u306e\u7d4c\u8def\u304c\u5e83\u5831<\/strong>\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\u3053\u306e\u7d4c\u8def\u3092\u96c6\u7d04\u3057\u306a\u3044\u5834\u5408<\/strong>\u3001\u30cf\u30a4\u30b9\u30da\u30c3\u30af\u306a\u30eb\u30fc\u30bf\u304c\u5fc5\u8981\u3068\u306a\u308b\u305f\u3081\u3001\u8cbb\u7528\u304c\u83ab\u5927<\/span>\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u307e\u305f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3092\u6d41\u308c\u308b\u7d4c\u8def\u306f\u4e00\u822c\u7684\u306b\u300c\/24\u3088\u308a\u77ed\u3044Prefix\u300d\u3067\u5e83\u5831\u3059\u308b\u6697\u9ed9\u30eb\u30fc\u30eb<\/span><\/strong>\u304c\u5b58\u5728\u3057\u307e\u3059\u3002<\/p>\n\n\n

\"\"<\/div>
\n

\u3053\u306e\u6697\u9ed9\u30eb\u30fc\u30eb\u3092\u5b88\u308b\u305f\u3081\u3001\u96c6\u7d04\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\uff01<\/span><\/strong><\/p>\n<\/span><\/span><\/span><\/div><\/div><\/div><\/div>\n\n\n

\u30eb\u30fc\u30bf\u306e\u8ca0\u8377\u8efd\u6e1b\u3084\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u30eb\u30fc\u30eb\u3092\u5b88\u308b\u305f\u3081\u3001\u7d4c\u8def\u96c6\u7d04\u3092\u884c\u3046\u5fc5\u8981\u304c\u3042\u308b\u306e\u3067\u3059\u3002<\/strong><\/p>\n\n\n\n

\uff08\u30a4\u30e1\u30fc\u30b8\u56f3\uff09<\/p>\n\n\n

\n
\n
\n
\n \n <\/div>\n
\n
\u4e16\u754c\u4e00\u6d41\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u601d\u8003\u6cd5<\/div>\n
\u301cMicrosoft\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u8a9e\u308b\u4e00\u6d41\u30a8\u30f3\u30b8\u30cb\u30a2\u3068\u306f\uff1f\u301c<\/div>\n
\n \n Amazon\u3067\u898b\u308b\n <\/a>\n \n \u697d\u5929\u3067\u898b\u308b\n <\/a>\n <\/div>\n <\/div>\n <\/div>\n<\/center>\n\n<\/div>\n\n\n

\u8a2d\u5b9a\u65b9\u6cd5\uff08Cisco IOS\uff09<\/h3>\n\n\n\n

\u7d4c\u8def\u96c6\u7d04\u306e\u8a2d\u5b9a\u65b9\u6cd5\u306f\u3001\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3067\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

\u7d4c\u8def\u96c6\u7d04\u306e\u8a2d\u5b9a\u65b9\u6cd5\uff08Cisco IOS\uff09<\/span><\/div>
\n
(config-router)#aggregate-address <IP\u30a2\u30c9\u30ec\u30b9> <\u30b5\u30d6\u30cd\u30c3\u30c8\u30de\u30b9\u30af> \uff08\u30aa\u30d7\u30b7\u30e7\u30f3\uff09<\/mark><\/span><\/code><\/pre>\n<\/div><\/div>\n\n\n\n
\u3053\u306e\u8a2d\u5b9a\u65b9\u6cd5\u306b\u8a18\u8f09\u3057\u305f\u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u4ee5\u4e0b\u306e\u8868\u306b\u307e\u3068\u3081\u307e\u3059\u3002<\/p>\n\n\n\n
\u30aa\u30d7\u30b7\u30e7\u30f3\u9805\u76ee<\/th>\u8a73\u7d30<\/th><\/tr><\/thead>
advertise-map<\/td>\u96c6\u7d04\u7d4c\u8def\u306b\u7d99\u627f\u3055\u305b\u308b\u96c6\u7d04\u524d\u30eb\u30fc\u30c8\u306e\u5c5e\u6027\uff08Attribute\uff09\u3092route-map\u3067\u6307\u5b9a<\/td><\/tr>
as-set<\/td>\u30fb\u30c7\u30d5\u30a9\u30eb\u30c8\uff1a\u96c6\u7d04\u7d4c\u8def\u3092\u751f\u6210\u3059\u308b\u30eb\u30fc\u30bf\u304c\u5c5e\u3059\u308bAS\u756a\u53f7\u306e\u307f\u4ed8\u52a0
\u30fb\u30aa\u30d7\u30b7\u30e7\u30f3\uff1a\u96c6\u7d04\u524d\u7d4c\u8def\u306eAS\u756a\u53f7\u3082\u4ed8\u52a0\u3057\u305f\u3044\u5834\u5408\u306b\u5229\u7528<\/td><\/tr>
attribute-map<\/td>\u96c6\u7d04\u7d4c\u8def\u306broute-map\u3067\u6307\u5b9a\u3057\u305f\u5c5e\u6027\uff08Attirbute\uff09\u3092\u4ed8\u4e0e
\u203badvertise-map\u3068\u306e\u9055\u3044\u306f\u3001\u65b0\u898f\u306b\u5c5e\u6027\u4ed8\u52a0\u3059\u308b\u70b9<\/td><\/tr>
route-map<\/td>\u96c6\u7d04\u7d4c\u8def\u306broute-map\u6307\u5b9a\uff08Attribute\u7b49\u306e\u4ed8\u4e0e\uff09<\/td><\/tr>
summary-only<\/td>\u96c6\u7d04\u7d4c\u8def\u306e\u307f\u5e83\u5831\u3059\u308b\u5834\u5408\u306b\u5229\u7528
\u203b\u30c7\u30d5\u30a9\u30eb\u30c8\uff1a\u96c6\u7d04\u7d4c\u8def\u3068\u500b\u5225\u7d4c\u8def\u3092\u4e21\u65b9\u5e83\u5831\u3059\u308b<\/td><\/tr>
suppress-map<\/td>\u7279\u5b9a\u306e\u96c6\u7d04\u7d4c\u8def\u306e\u5e83\u5831\u3092route-map\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u6291\u5236\u53ef\u80fd<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n
\n
\n    
\n        
\n            \n        <\/div>\n        
\n            
\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u30da\u30b7\u30e3\u30ea\u30b9\u30c82026\u5e74\u7248<\/div>\n            
\u301c\u5408\u683c\u306e\u305f\u3081\u306e\u77e5\u8b58\u30fb\u89e3\u304d\u65b9\u3092\u8a73\u3057\u304f\u89e3\u8aac\u3057\u305f\u300c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u30da\u30b7\u30e3\u30ea\u30b9\u30c8\u8a66\u9a13\u300d\u306e\u6c7a\u5b9a\u7248\u5b66\u7fd2\u66f8\uff01\u301c<\/div>\n            
            \n                \n                    Amazon\u3067\u898b\u308b\n                <\/a>\n\n            <\/div>\n        <\/div>\n    <\/div>\n<\/center>\n<\/div>\n\n\n
\u52d5\u4f5c\u78ba\u8a8d<\/h3>\n\n\n\n
\u4eca\u56de\u306f\u3001\u9805\u76ee\u2460 \u300c\u7d4c\u8def\u96c6\u7d04\u300d\u3068\u9805\u76ee\u2461\u300csummary-only\u300d<\/strong>\u306e2\u7a2e\u985e\u3092\u78ba\u8a8d\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
\u691c\u8a3c\u69cb\u6210<\/h4>\n\n\n\n
\u691c\u8a3c\u69cb\u6210\u306f\u3001BGP\u306e\u4ed6\u8a18\u4e8b\u3068\u540c\u3058\u69cb\u6210\u3067\u78ba\u8a8d\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
\n
AS100<\/b><\/font><\/div><\/div><\/div><\/foreignObject>AS100<\/text><\/switch><\/g>
AS200<\/b><\/font><\/div><\/div><\/div><\/foreignObject>AS200<\/text><\/switch><\/g>
\u30eb\u30fc\u30bf1<\/b><\/font><\/div><\/div><\/div><\/foreignObject>\u30eb\u30fc\u30bf1<\/text><\/switch><\/g>
\u30eb\u30fc\u30bf2<\/b><\/font><\/div><\/div><\/div><\/foreignObject>\u30eb\u30fc\u30bf2<\/text><\/switch><\/g>
\u30eb\u30fc\u30bf3<\/b><\/font><\/div><\/div><\/div><\/foreignObject>\u30eb\u30fc\u30bf3<\/text><\/switch><\/g>
\u30eb\u30fc\u30bf4<\/b><\/font><\/div><\/div><\/div><\/foreignObject>\u30eb\u30fc\u30bf4<\/text><\/switch><\/g>
\u30eb\u30fc\u30bf5<\/b><\/font><\/div><\/div><\/div><\/foreignObject>\u30eb\u30fc\u30bf5<\/text><\/switch><\/g>
\u30eb\u30fc\u30bf6<\/b><\/font><\/div><\/div><\/div><\/foreignObject>\u30eb\u30fc\u30bf6<\/text><\/switch><\/g>
\u30eb\u30fc\u30bf7<\/b><\/font><\/div><\/div><\/div><\/foreignObject>\u30eb\u30fc\u30bf7<\/text><\/switch><\/g>
192.168.1.0\/30<\/div><\/div><\/div><\/foreignObject>192.168…<\/text><\/switch><\/g>
192.168.2.0\/30<\/div><\/div><\/div><\/foreignObject>192.168…<\/text><\/switch><\/g>
10.1.0.0\/30<\/div><\/div><\/div><\/foreignObject>10.1.0….<\/text><\/switch><\/g>
10.2.0.0\/30<\/div><\/div><\/div><\/foreignObject>10.2.0….<\/text><\/switch><\/g>
10.2.1.0\/30<\/div><\/div><\/div><\/foreignObject>10.2.1….<\/text><\/switch><\/g>
10.2.2.0\/30<\/div><\/div><\/div><\/foreignObject>10.2.2….<\/text><\/switch><\/g>
10.1.1.0\/30<\/div><\/div><\/div><\/foreignObject>10.1.1….<\/text><\/switch><\/g>
10.1.2.0\/30<\/div><\/div><\/div><\/foreignObject>10.1.2….<\/text><\/switch><\/g>
10.1.3.0\/30<\/div><\/div><\/div><\/foreignObject>10.1.3….<\/text><\/switch><\/g>
Lo0:10.10.X.1\/32<\/div><\/div><\/div><\/foreignObject>Lo0:10….<\/text><\/switch><\/g>
Lo0:10.20.X.1\/32<\/div><\/div><\/div><\/foreignObject>Lo0:10….<\/text><\/switch><\/g>
AS300<\/b><\/font><\/div><\/div><\/div><\/foreignObject>AS300<\/text><\/switch><\/g>
\u30eb\u30fc\u30bf8<\/b><\/font><\/div><\/div><\/div><\/foreignObject>\u30eb\u30fc\u30bf8<\/text><\/switch><\/g>
192.168.3.0\/30<\/div><\/div><\/div><\/foreignObject>192.168…<\/text><\/switch><\/g>
192.168.4.0\/30<\/div><\/div><\/div><\/foreignObject>192.168…<\/text><\/switch><\/g>
AS400<\/b><\/font><\/div><\/div><\/div><\/foreignObject>AS400<\/text><\/switch><\/g>
192.168.5.0\/30<\/div><\/div><\/div><\/foreignObject>192.168…<\/text><\/switch><\/g>
192.168.6.0\/30<\/div><\/div><\/div><\/foreignObject>192.168…<\/text><\/switch><\/g>
Lo0:10.30.X.1\/32<\/div><\/div><\/div><\/foreignObject>Lo0:10.30.X.1\/32<\/text><\/switch><\/g>
Lo0:10.40.X.1\/32<\/div><\/div><\/div><\/foreignObject>Lo0:10….<\/text><\/switch><\/g>
\u30eb\u30fc\u30bf9<\/b><\/font><\/div><\/div><\/div><\/foreignObject>\u30eb\u30fc\u30bf9<\/text><\/switch><\/g><\/g>Text is not SVG – cannot display<\/text><\/a><\/switch><\/svg><\/center>\n<\/div><\/div>\n\n\n
\n