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{"id":511,"date":"2023-03-03T16:31:53","date_gmt":"2023-03-03T07:31:53","guid":{"rendered":"https:\/\/blog.iidatechno.co.jp\/?p=511"},"modified":"2023-03-09T17:50:38","modified_gmt":"2023-03-09T08:50:38","slug":"cisco-%e6%a8%99%e6%ba%96acl-%e8%a8%ad%e5%ae%9a","status":"publish","type":"post","link":"https:\/\/blog.iidatechno.co.jp\/?p=511","title":{"rendered":"Cisco \u6a19\u6e96ACL \u8a2d\u5b9a"},"content":{"rendered":"\n

\u4eca\u56de\u306f\u3001\u6a19\u6e96ACL\u306e\u8a2d\u5b9a\u3068\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u30de\u30b9\u30af\u306b\u3064\u3044\u3066\u3067\u3059\u3002<\/p>\n\n\n\n

\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u30de\u30b9\u30af<\/h2>\n\n\n\n
ACL\u3067IP\u30a2\u30c9\u30ec\u30b9\u306e\u7bc4\u56f2\u3092\u6307\u5b9a\u3059\u308b\u969b\u306b\u3001\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u30de\u30b9\u30af\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002
\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u30de\u30b9\u30af\u306f\u3001IP\u30a2\u30c9\u30ec\u30b9\u306e\u3069\u306e\u90e8\u5206\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u306e\u304b\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
\u8868\u793a\u65b9\u6cd5
0\uff1a\u6307\u5b9a\u3057\u305fIP\u30a2\u30c9\u30ec\u30b9\u306e\u30d3\u30c3\u30c8\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b
1\uff1a\u6307\u5b9a\u3057\u305fIP\u30a2\u30c9\u30ec\u30b9\u306e\u30d3\u30c3\u30c8\u3092\u30c1\u30a7\u30c3\u30af\u3057\u306a\u3044<\/p>\n\n\n\n
\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u30de\u30b9\u30af\u306f\u300c255.255.255.255 – \u30b5\u30d6\u30cd\u30c3\u30c8\u30de\u30b9\u30af\u300d\u3067\u7c21\u5358\u306b\u6c42\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
\u30fb\u7279\u5b9a\u306e\u30db\u30b9\u30c8\u3092\u6307\u5b9a
1\u3064\u306e\u30db\u30b9\u30c8\u3092\u6307\u5b9a\u3059\u308b\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u30de\u30b9\u30af\u306f\u300c0.0.0.0\u300d\u3068\u306a\u308a\u307e\u3059\u3002
ACL\u3092\u8a2d\u5b9a\u3059\u308b\u969b\u306f\u3001\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u30de\u30b9\u30af\u306e\u4ee3\u308f\u308a\u306bhost\u3092\u5bfe\u8c61\u306e\u30db\u30b9\u30c8\u306e\u524d\u306b\u6307\u5b9a\u3059\u308b\u3053\u3068\u3067\u540c\u3058\u3088\u3046\u306b\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
\u30fb\u5168\u3066\u306e\u30db\u30b9\u30c8\u3092\u6307\u5b9a
\u5168\u3066\u306e\u30db\u30b9\u30c8\u3092\u6307\u5b9a\u3059\u308b\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u30de\u30b9\u30af\u306f\u300c255.255.255.255\u300d\u3068\u306a\u308a\u307e\u3059\u3002
ACL\u3092\u8a2d\u5b9a\u3059\u308b\u969b\u306f\u3001\u9001\u4fe1\u5143\u30a2\u30c9\u30ec\u30b9\u3068\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u30de\u30b9\u30af\u306e\u4ee3\u308f\u308a\u306bany\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u3067\u540c\u3058\u3088\u3046\u306b\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

\u8a2d\u5b9a<\/h2>\n\n\n\n
\u30fb\u756a\u53f7\u4ed8\u304d\u6a19\u6e96ACL<\/strong>
(config)# access-list 1 deny host 192.168.100.1
(config)# access-list 1 permit 192.168.100.0 0.0.0.255
(config)# interface GigabitEthernet0\/1
(config-if)#
(config-if)# ip access-group 1 out<\/p>\n\n\n\n
[ access-list number<\/strong> <deny\/permit> <source> <wildcard> ]
\u756a\u53f7\u4ed8\u304d\u6a19\u6e96ACL\u3092\u4f5c\u6210\u3059\u308b<\/p>\n\n\n\n
\u30fbpermit\uff1a\u901a\u4fe1\u3092\u8a31\u53ef\u3059\u308b
\u30fbdeny\uff1a\u901a\u4fe1\u3092\u62d2\u5426\u3059\u308b
\u30fbsource\uff1a\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9
\u30fbwildcard\uff1a\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u30de\u30b9\u30af\u3092\u6307\u5b9a\u3059\u308b<\/p>\n\n\n\n
\u203b\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u30de\u30b9\u30af\u3092\u6307\u5b9a\u3057\u306a\u3044\u5834\u5408\u30010.0.0.0\u304c\u9069\u7528\u3055\u308c\u308b<\/p>\n\n\n\n
[ ip access-group<\/strong> <number> <in\/out> ]
ACL\u3092\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306b\u9069\u7528\u3059\u308b<\/p>\n\n\n\n
$\"\"$ <\/figure>\n\n\n\n
\u30fb\u540d\u524d\u4ed8\u304d\u6a19\u6e96ACL<\/strong>
(config)# ip access-list standard test
(config-std-nacl)#
(config-std-nacl)# permit 192.168.200.1 0.0.0.255
(config-std-nacl)#
(config-std-nacl)# exit
(config)#
(config)# ip access-group test out<\/p>\n\n\n\n
[ ip access-list standard<\/strong> <name> ]
\u540d\u524d\u4ed8\u304d\u6a19\u6e96ACL\u3092\u4f5c\u6210\u3059\u308b<\/p>\n\n\n\n
[ <permit\/deny> <source> <wildcard> ]
ACL\u306e\u5185\u5bb9\u3092\u8a2d\u5b9a\u3059\u308b<\/p>\n\n\n\n
$\"\"$ <\/figure>\n","protected":false},"excerpt":{"rendered":"
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