{"id":311,"date":"2012-10-23T01:16:32","date_gmt":"2012-10-22T16:16:32","guid":{"rendered":"http:\/\/blog.k-goo.net\/?p=311"},"modified":"2012-10-23T01:16:32","modified_gmt":"2012-10-22T16:16:32","slug":"cisco-simulator-%e7%b5%8c%e8%b7%af%e6%83%85%e5%a0%b1%e3%81%a7load-balance","status":"publish","type":"post","link":"https:\/\/blog.k-goo.net\/?p=311","title":{"rendered":"cisco simulator \u2013 \u7d4c\u8def\u60c5\u5831\u3067load-balance"},"content":{"rendered":"

\u25cbcisco simulator\u518d\u3073<\/p>\n

\u696d\u52d9\u3067\u540c\u4e00\u7d4c\u8def\u60c5\u5831\u306e\u3042\u3066\u5148\u3092\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3059\u308b\u3068\u3044\u3046\u69cb\u6210\u3092\u76f8\u8ac7\u3055\u308c\u305f\u306e\u3067\u3001route load-balance\u3092\u8a66\u3059\u3002
\n\u4eca\u56de\u306f\u305d\u3093\u306a\u96e3\u3057\u304f\u306a\u3044\u3002
\necmp,lag\u3092\u4f7f\u308f\u305a\u306bload-balance(L3)\u3059\u308b\u3093\u3060\u3063\u305f\u3089\u3053\u3046\u306a\u308b\u3060\u308d\u3046\u3068\u60f3\u50cf\u3067\u304d\u308b\u3002<\/p>\n

\u69cb\u6210\u56f3\u306f\u3053\u3061\u3089<\/a><\/p>\n

<\/p>\n

\r\n(\u524d\u63d0)\r\n\u30fbR1 -> R5\u306etraffic\u3092\u7d4c\u8def(172.16.0.0\/24, 172.16.1.0\/24)\u306b\u5206\u5272\u3057\u3066\u5206\u6563\u3059\u308b\r\n (\u3082\u3061\u308d\u3093main\u7d4c\u8def\u304c\u304d\u308c\u305f\u3089backup\u3059\u308b\u3088\u3046\u8a2d\u8a08)\r\n\u30fbR1-R2-R3\u9593\u306fospf\u3067\u7d4c\u8def\u60c5\u5831\u4ea4\u63db\r\n\r\n\uff0a\u5206\u5272\u306flongestmatch\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\r\n\u30fbR2 ->R4 172.16.0.0\/23,172.16.0.0\/24\r\n\u30fbR3 ->R4 172.16.0.0\/23,172.16.1.0\/24\r\n\u7247\u65b9\u306e\u7d4c\u8def\u304c\u306a\u304f\u306a\u3063\u3066\u3082 \/23\u3067\u6551\u6e08\u3057\u307e\u3059\u3002\r\n\r\n\u25cbR12\u306e\u8a2d\u5b9a\r\n
*172.16.0.0\/24\u3092\u512a\u5148\r\nip route 172.16.0.0 255.255.254.0 192.168.24.14\r\nip route 172.16.0.0 255.255.255.0 192.168.24.14\r\n<\/p>\r\n\u25cbR13\u306e\u8a2d\u5b9a\r\n
*172.16.1.0\/24\u3092\u512a\u5148\r\nip route 172.16.0.0 255.255.254.0 192.168.34.14\r\nip route 172.16.1.0 255.255.255.0 192.168.34.14\r\n<\/p>\r\n\u25cbR11\u306e\u78ba\u8a8d\r\n
*\u7d4c\u8def\u3092\u78ba\u8a8d\r\nR11# show ip route \r\nO E2     172.16.0.0\/23 [110\/20] via 192.168.13.13, 00:03:56, FastEthernet0\/1\r\n                       [110\/20] via 192.168.12.12, 00:47:40, FastEthernet0\/0\r\nO E2     172.16.0.0\/24 [110\/20] via 192.168.12.12, 00:47:36, FastEthernet0\/0\r\nO E2     172.16.1.0\/24 [110\/20] via 192.168.13.13, 00:03:56, FastEthernet0\/1\r\n* trace\u3067hop\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\r\nR11#traceroute 172.16.0.1\r\nType escape sequence to abort.\r\nTracing the route to 172.16.0.1\r\n  1 192.168.12.12 320 msec 16 msec 40 msec\r\n  2 192.168.24.14 68 msec 40 msec 48 msec\r\n  3 192.168.45.15 392 msec *  48 msec\r\n\r\nR11#traceroute 172.16.1.1\r\nType escape sequence to abort.\r\nTracing the route to 172.16.1.1\r\n  1 192.168.13.13 284 msec 12 msec 8 msec\r\n  2 192.168.34.14 24 msec 20 msec 8 msec\r\n  3 192.168.45.15 44 msec *  40 msec\r\n<\/p>\r\n\r\n*\u3053\u306e\u72b6\u614b\u3067\u3001R12 <-->R14\u9593\u306elink\u3092\u843d\u3068\u3057\u3066\u3001172.16.0.0\/24\u304cR13<-->R14\u7d4c\u7531\u3067\u6551\u6e08\u3055\u308c\u308b\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\r\n
\r\nR14(config t)# int serial 1\/0\r\nR14(config-if)# shutdown\r\nR11# show ip route \r\nO E2     172.16.0.0\/23 [110\/20] via 192.168.13.13, 00:14:42, FastEthernet0\/1\r\nO E2     172.16.1.0\/24 [110\/20] via 192.168.13.13, 00:14:42, FastEthernet0\/1\r\nR11# traceroute 172.16.0.1\r\nType escape sequence to abort.\r\nTracing the route to 172.16.0.1\r\n  1 192.168.13.13 920 msec 84 msec 12 msec\r\n  2 192.168.34.14 480 msec 64 msec 20 msec\r\n  3 192.168.45.15 648 msec *  60 msec\r\n\r\nR11# traceroute 172.16.1.1\r\nType escape sequence to abort.\r\nTracing the route to 172.16.1.1\r\n  1 192.168.13.13 48 msec 16 msec 32 msec\r\n  2 192.168.34.14 52 msec 44 msec 16 msec\r\n  3 192.168.45.15 24 msec *  32 msec\r\n<\/p>\r\n\r\n\/23\u306e\u7d4c\u8def\u304cactive\u306b\u306a\u308b\u3053\u3068\u3067\u6551\u6e08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\r\n\u7d4c\u8def\u60c5\u5831\u3092\u4f7f\u3063\u305f\u306a\u3093\u3061\u3083\u3063\u3066DR\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304c\u3067\u304d\u305d\u3046\u3067\u3059\u3002\r\n\u5e30\u308a\u30d1\u30b1\u30c3\u30c8\u306fNAT\u3059\u308b\u306a\u308a\u3059\u308c\u3070\u3001\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306e\u63a5\u7d9a\u3082\u30a2\u30c9\u30ec\u30b9\u91cd\u8907\u305b\u305a\u3067\u304d\u307e\u3059\u3002\r\nlongest match\u306a\u306e\u3067routing-protcol\u306b\u4f9d\u5b58\u3057\u307e\u305b\u3093\u3002\r\n\r\nconfig-sample\u3092\r\nR11<\/a>\r\nR12<\/a>\r\nR13<\/a>\r\nR14<\/a>\r\nR15<\/a>\r\n<\/tt><\/pre>\n","protected":false},"excerpt":{"rendered":"
\u25cbcisco simulator\u518d\u3073 \u696d\u52d9\u3067\u540c\u4e00\u7d4c\u8def\u60c5\u5831\u306e\u3042\u3066\u5148\u3092\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3059\u308b\u3068\u3044\u3046\u69cb\u6210\u3092\u76f8\u8ac7\u3055\u308c\u305f\u306e\u3067\u3001route load-balance\u3092\u8a66\u3059\u3002 \u4eca\u56de\u306f\u305d\u3093\u306a\u96e3\u3057\u304f\u306a\u3044\u3002 ecmp,lag\u3092\u4f7f\u308f\u305a\u306bload-b […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7,6],"tags":[],"class_list":["post-311","post","type-post","status-publish","format-standard","hentry","category-cisco","category-lab"],"_links":{"self":[{"href":"https:\/\/blog.k-goo.net\/index.php?rest_route=\/wp\/v2\/posts\/311","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.k-goo.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.k-goo.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.k-goo.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.k-goo.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=311"}],"version-history":[{"count":15,"href":"https:\/\/blog.k-goo.net\/index.php?rest_route=\/wp\/v2\/posts\/311\/revisions"}],"predecessor-version":[{"id":333,"href":"https:\/\/blog.k-goo.net\/index.php?rest_route=\/wp\/v2\/posts\/311\/revisions\/333"}],"wp:attachment":[{"href":"https:\/\/blog.k-goo.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=311"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.k-goo.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=311"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.k-goo.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=311"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}