{"id":7837,"date":"2025-10-02T10:34:30","date_gmt":"2025-10-02T10:34:30","guid":{"rendered":"https:\/\/pokecon.jp\/job\/?p=7837"},"modified":"2025-10-02T10:34:30","modified_gmt":"2025-10-02T10:34:30","slug":"bgp-%e8%a8%ad%e5%ae%9a%e8%bf%bd%e5%8a%a0%e6%99%82%e3%81%ab%e3%81%8a%e3%81%91%e3%82%8b-shutdown-%e3%81%ae%e6%9c%89%e7%84%a1%e3%81%ab%e3%81%a4%e3%81%84%e3%81%a6-%e3%82%b7%e3%83%8a%e3%83%97%e3%82%b9","status":"publish","type":"post","link":"https:\/\/pokecon.jp\/job\/7837\/","title":{"rendered":"BGP \u8a2d\u5b9a\u8ffd\u52a0\u6642\u306b\u304a\u3051\u308b shutdown \u306e\u6709\u7121\u306b\u3064\u3044\u3066 &#8211; \u30b7\u30ca\u30d7\u30b9\u6280\u8853\u8005\u30d6\u30ed\u30b0"},"content":{"rendered":"\n<\/p>\n<div>\n<h2 id=\"\u306f\u3058\u3081\u306b\">\u306f\u3058\u3081\u306b<\/h2>\n<p>\u3053\u3093\u306b\u3061\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8ab2\u306e\u672b\u5409\u3068\u7533\u3057\u307e\u3059\u3002<\/p>\n<p>\u3068\u3042\u308b\u30a4\u30d9\u30f3\u30c8\u6642\u306b\u300c\u30d4\u30a2\u30ea\u30f3\u30b0\u306e\u305f\u3081\u306e BGP \u8a2d\u5b9a\u3092\u8ffd\u52a0\u3059\u308b\u969b\u3001shutdown \u3092\u8a2d\u5b9a\u3057\u3066\u304a\u304b\u306a\u3044\u3068\u3001route-map \u304c\u9069\u7528\u3055\u308c\u308b\u524d\u306b BGP \u30bb\u30c3\u30b7\u30e7\u30f3\u304c\u958b\u59cb\u3055\u308c\u3001\u610f\u56f3\u305b\u305a\u30d5\u30eb\u30eb\u30fc\u30c8\u3092\u5e83\u544a\u3057\u3066\u3057\u307e\u3046\u6050\u308c\u304c\u3042\u308b\u300d\u3068\u805e\u3044\u305f\u306e\u3067\u3001 shutdown \u3092\u5165\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u3069\u3046\u306a\u308b\u306e\u304b\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3057\u305f\u3002<br \/>\n\u79c1\u306f\u6614\u3068\u3042\u308b\u4e8b\u696d\u8005\u69d8\u306b\u30d5\u30eb\u30eb\u30fc\u30c8\u3092\u5e83\u544a\u3057\u305f\u3053\u3068\u304c\u3042\u3063\u305f\u306e\u3067&#8230;<\/p>\n<h2 id=\"\u691c\u8a3c\">\u691c\u8a3c<\/h2>\n<p>\u554f\u984c\u70b9\u306f BGP \u8a2d\u5b9a\u3092\u8ffd\u52a0\u3059\u308b\u969b\u306b\u3001shutdown \u3092\u8a2d\u5b9a\u3057\u306a\u3044\u5834\u5408\u3001\u610f\u56f3\u3057\u3066\u3044\u306a\u3044\u7d4c\u8def\u3092\u5e83\u544a\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3068\u3044\u3046\u3053\u3068\u3060\u3068\u601d\u3044\u307e\u3059\u306e\u3067\u3001\u691c\u8a3c\u74b0\u5883\u3092\u4f5c\u6210\u3057\u3066 BGP \u8a2d\u5b9a\u8ffd\u52a0\u624b\u9806\u3067\u78ba\u8a8d\u3092\u3057\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n<h3 id=\"\u691c\u8a3c\u69cb\u6210\">\u691c\u8a3c\u69cb\u6210<\/h3>\n<p><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/k\/ksueyoshi\/20250926\/20250926171445.png\" width=\"523\" height=\"308\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><\/p>\n<h3 id=\"\u691c\u8a3c\u6a5f\u5668\">\u691c\u8a3c\u6a5f\u5668<\/h3>\n<ul>\n<li>R1\/R3\n<ul>\n<li>Cisco Catalyst4948E Cisco IOS 15.0(2)SG11<\/li>\n<\/ul>\n<\/li>\n<li>R2\n<ul>\n<li>Juniper MX204 Junos: 23.4R2-S3.9<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3 id=\"\u8a2d\u5b9a\u5185\u5bb9\">\u8a2d\u5b9a\u5185\u5bb9<\/h3>\n<ul>\n<li>R1\/R2 \u306f20\u7d4c\u8def\u304c\u3042\u308a\u3001\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3057\u3066 R3 \u306b19\u7d4c\u8def\u3092\u5e83\u544a\u3059\u308b<\/li>\n<li>R3 \u306f R1\/R2 \u3088\u308a19\u7d4c\u8def\u307e\u3067\u3057\u304b\u53d7\u3051\u53d6\u308c\u306a\u3044\u3088\u3046\u306b\u5236\u9650\u3057\u300120\u7d4c\u8def\u4ee5\u964d\u3092\u53d7\u4fe1\u3059\u308b\u3068 BGP \u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u5207\u65ad<\/li>\n<\/ul>\n<h3 id=\"\u691c\u8a3c\u624b\u9806\">\u691c\u8a3c\u624b\u9806<\/h3>\n<h4 id=\"Cisco\">Cisco<\/h4>\n<ol>\n<li>R1\/R3 \u306b\u8a2d\u5b9a\u8ffd\u52a0<\/li>\n<li>R1 \u306eR3\u5411\u3051BGP\u8a2d\u5b9a\u3092\u524a\u9664<\/li>\n<li>R1 \u306eR3\u5411\u3051BGP\u8a2d\u5b9a\u3092\u8ffd\u52a0<\/li>\n<li>R3 \u306b\u3066 BGP \u30bb\u30c3\u30b7\u30e7\u30f3\u72b6\u614b\u78ba\u8a8d<\/li>\n<li>2\u301c4\u3092\u7e70\u308a\u8fd4\u3059<\/li>\n<\/ol>\n<h4 id=\"Juniper\">Juniper<\/h4>\n<ol>\n<li>R2\/R3 \u306b\u8a2d\u5b9a\u8ffd\u52a0<\/li>\n<li>R2 \u306eR3\u5411\u3051BGP\u8a2d\u5b9a\u3092\u524a\u9664<\/li>\n<li>R2 \u306eR3\u5411\u3051BGP\u8a2d\u5b9a\u3092\u8ffd\u52a0<\/li>\n<li>R3 \u306b\u3066 BGP \u30bb\u30c3\u30b7\u30e7\u30f3\u72b6\u614b\u78ba\u8a8d<\/li>\n<li>2\u301c4\u3092\u7e70\u308a\u8fd4\u3059<\/li>\n<\/ol>\n<h3 id=\"\u5224\u65ad\u57fa\u6e96\">\u5224\u65ad\u57fa\u6e96<\/h3>\n<h4 id=\"Cisco-1\">Cisco<\/h4>\n<ul>\n<li>R1 \u306b R3 \u5411\u3051\u306b BGP \u8a2d\u5b9a\u3092\u8ffd\u52a0\u5f8c\u3001BGP \u30bb\u30c3\u30b7\u30e7\u30f3\u304c\u78ba\u7acb\u3055\u308c\u3066\u3044\u308c\u3070\u554f\u984c\u306a\u3057<\/li>\n<li>R1 \u306b R3 \u5411\u3051\u306b BGP \u8a2d\u5b9a\u3092\u8ffd\u52a0\u5f8c\u3001BGP \u30bb\u30c3\u30b7\u30e7\u30f3\u304c\u5207\u65ad\u3055\u308c\u3066\u3044\u308c\u3070\u554f\u984c\u3042\u308a<\/li>\n<\/ul>\n<h4 id=\"Juniper-1\">Juniper<\/h4>\n<ul>\n<li>R2 \u306b R3 \u5411\u3051\u306b BGP \u8a2d\u5b9a\u3092\u8ffd\u52a0\u5f8c\u3001BGP \u30bb\u30c3\u30b7\u30e7\u30f3\u304c\u78ba\u7acb\u3055\u308c\u3066\u3044\u308c\u3070\u554f\u984c\u306a\u3057<\/li>\n<li>R2 \u306b R3 \u5411\u3051\u306b BGP \u8a2d\u5b9a\u3092\u8ffd\u52a0\u5f8c\u3001BGP \u30bb\u30c3\u30b7\u30e7\u30f3\u304c\u5207\u65ad\u3055\u308c\u3066\u3044\u308c\u3070\u554f\u984c\u3042\u308a<\/li>\n<\/ul>\n<h3 id=\"\u691c\u8a3c\u7d50\u679c\">\u691c\u8a3c\u7d50\u679c<\/h3>\n<p>R1\/R2 \u5074\u3067 BGP \u8a2d\u5b9a\u8ffd\u52a0\u3092\u8a66\u3057\u3066\u307f\u307e\u3057\u305f\u304c\u3001R3 \u5074\u306e BGP \u30bb\u30c3\u30b7\u30e7\u30f3\u304c\u5207\u308c\u308b\u72b6\u614b\u306f\u767a\u2f63\u3057\u307e\u305b\u3093\u3067\u3057\u305f\u3002\u305f\u3060\u3057\u3001\u8272\u3005\u8a66\u3057\u3066\u307f\u305f\u3068\u3053\u308d Cisco \u3067\u306f\u8a2d\u5b9a\u8ffd\u52a0\u306e\u969b\u306f shutdown \u3092\u8ffd\u52a0\u3057\u3066\u304a\u3044\u305f\u65b9\u304c\u826f\u3055\u305d\u3046\u3067\u3059\u3002<\/p>\n<h4 id=\"Cisco-2\">Cisco<\/h4>\n<p>\u4ee5\u4e0b\u306f R1(Catalyst 4948E)  \u306b BGP \u8a2d\u5b9a\u3092\u3057\u305f\u5185\u5bb9\u3067\u3059\u3002\u5165\u529b\u306f\u30b3\u30f3\u30bd\u30fc\u30eb\u7d4c\u7531\u3067\u30b3\u30d4\u30fc&amp;\u30da\u30fc\u30b9\u30c8\u3067\u4e00\u5ea6\u306b\u5165\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"code\" data-lang=\"\" data-unlink=\"\">router bgp 64496\n neighbor R3-AS64498 peer-group\n neighbor R3-AS64498 remote-as 64498\n neighbor R3-AS64498 description R3-AS64498\n neighbor R3-AS64498 password passwordipv4\n neighbor R3-AS64498 version 4\n neighbor 192.168.1.3 peer-group R3-AS64498\n !\n address-family ipv4\n  neighbor R3-AS64498 soft-reconfiguration inbound\n  neighbor R3-AS64498 route-map route-map-test in\n  neighbor R3-AS64498 route-map route-map-test out\n  neighbor R3-AS64498 maximum-prefix 20000 80\n  neighbor 192.168.1.3 activate<\/pre>\n<p>Cisco IOS\/IOS-XE \u306f\u8a2d\u5b9a\u8ffd\u52a0\u5165\u529b\u6642\u306b\u5373\u6642\u53cd\u6620\u3055\u308c\u307e\u3059\u3002address-family \u5074\u3067 neighbor \u306e activate \u304c\u6295\u5165\u3055\u308c\u308b\u3068 BGP \u30bb\u30c3\u30b7\u30e7\u30f3\u304c\u78ba\u7acb\u3055\u308c\u308b\u3088\u3046\u3067\u3057\u305f\u3002activate \u306f\u6700\u5f8c\u306b\u6295\u5165\u3057\u3066\u3044\u308b\u306e\u3067\u554f\u984c\u306a\u3044\u3060\u308d\u3046\u3068\u601d\u3063\u3066\u3044\u307e\u3057\u305f\u304c\u3001\u8272\u3005\u8a66\u3057\u3066\u307f\u305f\u3068\u3053\u308d activate \u306f \u300cneighbor 192.168.1.3 peer-group R3-AS64498\u300d\u3092\u8a2d\u5b9a\u3057\u305f\u6642\u70b9\u3067\u81ea\u52d5\u7684\u306b\u8ffd\u52a0\u3055\u308c\u3066\u3044\u308b\u3088\u3046\u3067\u3057\u305f\u3002<\/p>\n<pre class=\"code\" data-lang=\"\" data-unlink=\"\">router bgp 64496\n neighbor R3-AS64498 peer-group\n neighbor R3-AS64498 remote-as 64498\n neighbor R3-AS64498 description R3-AS64498\n neighbor R3-AS64498 password passwordipv4\n neighbor R3-AS64498 version 4\n neighbor 192.168.1.3 peer-group R3-AS64498      \n\n\n<p>\u4eca\u56de\u306f\u8a2d\u5b9a\u3059\u308b config \u5185\u5bb9\u304c\u5c11\u306a\u3044\u305f\u3081\u554f\u984c\u306a\u3044\u3088\u3046\u898b\u3048\u307e\u3057\u305f\u304c\u3001\u5927\u91cf\u306e config \u3092\u8ffd\u52a0\u3059\u308b\u5834\u5408\u3084\u8ffd\u52a0\u624b\u9806\u6b21\u7b2c\u3067\u306f route-map \u8a2d\u5b9a\u524d\u306b BGP \u30bb\u30c3\u30b7\u30e7\u30f3\u304c\u958b\u59cb\u3055\u308c\u610f\u56f3\u305b\u305a\u7d4c\u8def\u3092\u5e83\u544a\u3059\u308b\u554f\u984c\u304c\u3042\u308a\u305d\u3046\u3067\u3059\u3002\u3053\u306e\u554f\u984c\u306f\u300cneighbor 192.168.1.3 peer-group R3-AS64498 \u300d\u3092\u5165\u529b\u3059\u308b\u524d\u306b\u3001shutdown \u3092\u5165\u308c\u3066\u304a\u304f\u3053\u3068\u306b\u3088\u308a\u56de\u907f\u3067\u304d\u305d\u3046\u3067\u3059\u3002<\/p>\n\n<pre class=\"code\" data-lang=\"\" data-unlink=\"\">router bgp 64496\n neighbor R3-AS64498 peer-group\n neighbor R3-AS64498 remote-as 64498\n neighbor R3-AS64498 shutdown              \n\n\n<h4 id=\"Juniper-2\">Juniper<\/h4>\n\n<p>\u4ee5\u4e0b\u306f R2(MX204) \u306b BGP \u8a2d\u5b9a\u3092\u3057\u305f\u5185\u5bb9\u3067\u3059\u3002\u5165\u529b\u306f\u30b3\u30f3\u30bd\u30fc\u30eb\u7d4c\u7531\u3067\u30b3\u30d4\u30fc&amp;\u30da\u30fc\u30b9\u30c8\u3067\u4e00\u5ea6\u306b\u5165\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n<pre class=\"code\" data-lang=\"\" data-unlink=\"\">set routing-options autonomous-system 64497\nset protocols bgp group R3-AS64498 type external\nset protocols bgp group R3-AS64498 description R3-AS64498\nset protocols bgp group R3-AS64498 local-address 192.168.2.2\nset protocols bgp group R3-AS64498 advertise-inactive\nset protocols bgp group R3-AS64498 family inet unicast prefix-limit maximum 1100000\nset protocols bgp group R3-AS64498 family inet unicast prefix-limit teardown 90\nset protocols bgp group R3-AS64498 family inet unicast prefix-limit teardown idle-timeout forever\nset protocols bgp group R3-AS64498 authentication-key \"$9$L1IXds2gJDHmoJCu1hKvoJGUjq3nCAu1\/CM8\"\nset protocols bgp group R3-AS64498 export policy-test_OUT\nset protocols bgp group R3-AS64498 peer-as 64498\nset protocols bgp group R3-AS64498 neighbor 192.168.2.2<\/pre>\n<p>Juniper \u306f commit \u306b\u3088\u308a\u8a2d\u5b9a\u304c\u307e\u3068\u3081\u3066\u53cd\u6620\u3055\u308c\u308b\u305f\u3081\u3001export \u30dd\u30ea\u30b7\u30fc\uff08Cisco \u306e route-map \u306b\u76f8\u5f53\uff09\u304c\u672a\u9069\u7528\u306e\u307e\u307e BGP \u30bb\u30c3\u30b7\u30e7\u30f3\u304c\u78ba\u7acb\u3055\u308c\u308b\u4e8b\u614b\u306f\u767a\u751f\u3057\u306b\u304f\u3044\u3068\u601d\u3044\u307e\u3057\u305f\u3002<\/p>\n<h2 id=\"\u307e\u3068\u3081\">\u307e\u3068\u3081<\/h2>\n<ul>\n<li>Cisco \u3067\u306f\u8a2d\u5b9a\u8ffd\u52a0\u6642\u306b\u660e\u793a\u7684\u306b neighbor \u3092 shutdown \u3059\u308b\u304b\u6295\u5165\u9806\u5e8f\u306b\u6ce8\u610f\u3057\u306a\u3044\u3068 route-map \u9069\u7528\u524d\u306b BGP \u30bb\u30c3\u30b7\u30e7\u30f3\u304c\u78ba\u7acb\u3055\u308c\u610f\u56f3\u305b\u305a\u7d4c\u8def\u3092\u5e83\u544a\u3059\u308b\u30ea\u30b9\u30af\u304c\u3042\u308b<\/li>\n<li>Juniper \u306f commit \u306b\u3088\u308a\u4e00\u62ec\u53cd\u6620\u3055\u308c\u308b\u305f\u3081\u305d\u306e\u30ea\u30b9\u30af\u306f\u5c0f\u3055\u3044\u3068\u601d\u308f\u308c\u308b<\/li>\n<\/ul>\n<\/div>\n<p><script>(function(d, s, id) {\n  var js, fjs = d.getElementsByTagName(s)[0];\n  if (d.getElementById(id)) return;\n  js = d.createElement(s); js.id = id;\n  js.src = \"\/\/connect.facebook.net\/ja_JP\/sdk.js#xfbml=1&appId=719729204785177&version=v17.0\";\n  fjs.parentNode.insertBefore(js, fjs);\n}(document, 'script', 'facebook-jssdk'));<\/script><br \/>\n<br \/>\n<br \/><a href=\"https:\/\/tech.synapse.jp\/entry\/2025\/10\/02\/173327\">\u5143\u306e\u8a18\u4e8b\u3092\u78ba\u8a8d\u3059\u308b <\/a><\/p>\n","protected":false},"excerpt":{"rendered":"\u306f\u3058\u3081\u306b \u3053\u3093\u306b\u3061\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8ab2\u306e\u672b\u5409\u3068\u7533\u3057\u307e\u3059\u3002 \u3068\u3042\u308b\u30a4\u30d9\u30f3\u30c8\u6642\u306b\u300c\u30d4\u30a2\u30ea\u30f3\u30b0\u306e\u305f\u3081\u306e BGP \u8a2d\u5b9a\u3092\u8ffd\u52a0\u3059\u308b\u969b\u3001shutdown \u3092\u8a2d\u5b9a\u3057\u3066\u304a\u304b\u306a\u3044\u3068\u3001route-map \u304c\u9069\u7528\u3055\u308c\u308b\u524d\u306b BGP \u30bb\u30c3\u30b7\u30e7\u30f3\u304c [&hellip;]","protected":false},"author":1,"featured_media":7838,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-7837","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-company-tec"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>BGP \u8a2d\u5b9a\u8ffd\u52a0\u6642\u306b\u304a\u3051\u308b shutdown \u306e\u6709\u7121\u306b\u3064\u3044\u3066 - \u30b7\u30ca\u30d7\u30b9\u6280\u8853\u8005\u30d6\u30ed\u30b0 - \u30dd\u30b1\u30b3\u30f3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/tech.synapse.jp\/entry\/2025\/10\/02\/173327\" \/>\n<meta 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