$ netstat -a \u3068\u3084\u308b\u3068\u3001\u30dd\u30fc\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u3044\u308b\u30d7\u30ed\u30bb\u30b9\u304c\u3042\u308b\u3053\u3068\u304c\u5206\u304b\u308b\u304c\u3001\u3069\u306e\u30d7\u30ed\u30bb\u30b9\u304c\u30a2\u30af\u30bb\u30b9\u3057\u3066\u3044\u308b\u304b\u304c\u5206\u304b\u308b\u30aa\u30d7\u30b7\u30e7\u30f3SW\u306f\u3042\u308b\u304b\uff1f (->Gemini)
\n$netstat$\u30b3\u30de\u30f3\u30c9\u3067\u30dd\u30fc\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u3044\u308b\u30d7\u30ed\u30bb\u30b9\u3092\u8abf\u3079\u308b\u306b\u306f\u3001OS\u306b\u3088\u3063\u3066\u7570\u306a\u308b\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u4e00\u822c\u7684\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u304c\u4f7f\u308f\u308c\u307e\u3059\u3002<\/p>\n
## Windows\u306e\u5834\u5408
\nWindows\u3067\u306f\u3001\u30d7\u30ed\u30bb\u30b9ID (**PID**) \u3092\u8868\u793a\u3059\u308b\u30aa\u30d7\u30b7\u30e7\u30f3\\*\\*`-o`\\*\\*\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002
\n> netstat -ano
\n\u3053\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001\u6700\u5f8c\u306bPID\u306e\u5217\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002
\n * **`-a`**: \u3059\u3079\u3066\u306e\u63a5\u7d9a\u3068\u30ea\u30c3\u30b9\u30f3\u30dd\u30fc\u30c8\u3092\u8868\u793a\u3057\u307e\u3059\u3002
\n * **`-n`**: \u30a2\u30c9\u30ec\u30b9\u3068\u30dd\u30fc\u30c8\u756a\u53f7\u3092\u6570\u5024\u3067\u8868\u793a\u3057\u307e\u3059\uff08\u540d\u524d\u89e3\u6c7a\u3092\u7701\u7565\u3057\u3001\u8868\u793a\u3092\u9ad8\u901f\u5316\u3057\u307e\u3059\uff09\u3002
\n * **`-o`**: \u5404\u63a5\u7d9a\u306b\u95a2\u9023\u4ed8\u3051\u3089\u308c\u305f\u30d7\u30ed\u30bb\u30b9ID\u3092\u8868\u793a\u3057\u307e\u3059\u3002
\n\u8868\u793a\u3055\u308c\u305fPID\u304b\u3089\u30d7\u30ed\u30bb\u30b9\u540d\u3092\u7279\u5b9a\u3059\u308b\u306b\u306f\u3001\u30bf\u30b9\u30af\u30de\u30cd\u30fc\u30b8\u30e3\u30fc\u306e\u300c\u8a73\u7d30\u300d\u30bf\u30d6\u3084\u3001`tasklist`\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002
\n> tasklist | findstr <\/p>\n
## Linux\u306e\u5834\u5408
\nLinux\u3067\u306f\u3001\u30d7\u30ed\u30bb\u30b9ID (**PID**) \u3068\u30d7\u30ed\u30bb\u30b9\u540d\u3092\u8868\u793a\u3059\u308b\u30aa\u30d7\u30b7\u30e7\u30f3\\*\\*`-p`\\*\\*\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002
\n$ netstat -tulpn
\n\u591a\u304f\u306e\u5834\u5408\u3001\u3053\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u306b\u306f\u7ba1\u7406\u8005\u6a29\u9650\uff08`sudo`\uff09\u304c\u5fc5\u8981\u3067\u3059\u3002
\n$ sudo netstat -tulpn
\n\u3053\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001\u6700\u5f8c\u306e\u5217\u306b**PID\u3068\u30d7\u30ed\u30b0\u30e9\u30e0\u540d**\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002
\n * **`-t`**: TCP\u63a5\u7d9a\u3092\u8868\u793a\u3057\u307e\u3059\u3002
\n * **`-u`**: UDP\u63a5\u7d9a\u3092\u8868\u793a\u3057\u307e\u3059\u3002
\n * **`-l`**: \u30ea\u30c3\u30b9\u30f3\u3057\u3066\u3044\u308b\u30bd\u30b1\u30c3\u30c8\u306e\u307f\u3092\u8868\u793a\u3057\u307e\u3059\u3002
\n * **`-p`**: \u30d7\u30ed\u30bb\u30b9ID\u3068\u30d7\u30ed\u30b0\u30e9\u30e0\u540d\u3092\u8868\u793a\u3057\u307e\u3059\u3002
\n * **`-n`**: \u30a2\u30c9\u30ec\u30b9\u3068\u30dd\u30fc\u30c8\u756a\u53f7\u3092\u6570\u5024\u3067\u8868\u793a\u3057\u307e\u3059\u3002
\n> \u26a0\ufe0f**\u6ce8\u610f:** \u591a\u304f\u306eLinux\u30c7\u30a3\u30b9\u30c8\u30ea\u30d3\u30e5\u30fc\u30b7\u30e7\u30f3\u3067\u3001$netstat$\u306f\u975e\u63a8\u5968\u3068\u306a\u308a\u3001\u4ee3\u308f\u308a\u306b\\*\\*$ss$**\u30b3\u30de\u30f3\u30c9\u304c\u63a8\u5968\u3055\u308c\u3066\u3044\u307e\u3059\u3002$ss$\u3067\u3082\u540c\u69d8\u306b**`-p`\\*\\*\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u30d7\u30ed\u30bb\u30b9\u60c5\u5831\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002
\n$ sudo ss -tulpn<\/p>\n
## macOS\u306e\u5834\u5408
\nmacOS\u306e$netstat$\u30b3\u30de\u30f3\u30c9\u306b\u306f\u3001\u76f4\u63a5PID\u3092\u8868\u793a\u3059\u308b\u30aa\u30d7\u30b7\u30e7\u30f3\u304c\u3042\u308a\u307e\u305b\u3093\u3002\u4ee3\u308f\u308a\u306b\\*\\*`lsof`\\*\\* (list open files) \u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u306e\u304c\u4e00\u822c\u7684\u3067\u3059\u3002
\n$ sudo lsof -i -P | grep LISTEN
\n\u3053\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001`COMMAND`\u3068`PID`\u306e\u5217\u304c\u8868\u793a\u3055\u308c\u3001\u30dd\u30fc\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u30d7\u30ed\u30bb\u30b9\u3092\u7279\u5b9a\u3067\u304d\u307e\u3059\u3002
\n * **`-i`**: \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u63a5\u7d9a\u3092\u8868\u793a\u3057\u307e\u3059\u3002
\n * **`-P`**: \u30dd\u30fc\u30c8\u756a\u53f7\u3092\u6570\u5024\u3067\u8868\u793a\u3057\u307e\u3059\uff08\u540d\u524d\u89e3\u6c7a\u3092\u7701\u7565\u3057\u307e\u3059\uff09\u3002
\n * **`grep LISTEN`**: \u30ea\u30c3\u30b9\u30f3\u72b6\u614b\u306e\u63a5\u7d9a\u306e\u307f\u306b\u7d5e\u308a\u8fbc\u307f\u307e\u3059\u3002
\n\u7279\u5b9a\u306e\u30dd\u30fc\u30c8\u306b\u7d5e\u3063\u3066\u8abf\u3079\u308b\u5834\u5408\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u30dd\u30fc\u30c8\u756a\u53f7\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002
\n$ sudo lsof -i :\n<\/p>\n
\/*************************************************************************************\/<\/p>\n
\u4f55\u6545\u3001\u591a\u304f\u306eLinux\u30c7\u30a3\u30b9\u30c8\u30ea\u30d3\u30e5\u30fc\u30b7\u30e7\u30f3\u3067\u3001netstat\u306f\u975e\u63a8\u5968\u306a\u306e\u304b\uff1f (->Gemini)
\nLinux\u306b\u304a\u3044\u3066`netstat`\u304c\u975e\u63a8\u5968\u3068\u306a\u3063\u3066\u3044\u308b\u4e3b\u306a\u7406\u7531\u306f\u3001**`ss`\u30b3\u30de\u30f3\u30c9\u3092\u306f\u3058\u3081\u3068\u3059\u308b\u65b0\u3057\u3044\u30c4\u30fc\u30eb\u7fa4\u306e\u65b9\u304c\u3001\u3088\u308a\u9ad8\u901f\u3067\u3001\u6a5f\u80fd\u304c\u8c4a\u5bcc\u3067\u3042\u308a\u3001\u73fe\u4ee3\u306eLinux\u30ab\u30fc\u30cd\u30eb\u306b\u6700\u9069\u5316\u3055\u308c\u3066\u3044\u308b**\u305f\u3081\u3067\u3059\u3002`netstat`\u306f\u3001**`net-tools`**\u3068\u3044\u3046\u30d1\u30c3\u30b1\u30fc\u30b8\u306e\u4e00\u90e8\u3067\u3042\u308a\u3001\u3053\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u306f\u9577\u671f\u9593\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n
### `netstat`\u304c\u62b1\u3048\u308b\u554f\u984c\u70b9
\n* **\u901f\u5ea6\u3068\u52b9\u7387\u306e\u60aa\u3055**: `netstat`\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u63a5\u7d9a\u60c5\u5831\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b`\/proc`\u4ee5\u4e0b\u306b\u3042\u308b\u30d5\u30a1\u30a4\u30eb\u3092\u76f4\u63a5\u8aad\u307f\u8fbc\u3093\u3067\u89e3\u6790\u3057\u307e\u3059\u3002\u63a5\u7d9a\u6570\u304c\u591a\u304f\u306a\u308b\u3068\u3001\u3053\u306e\u51e6\u7406\u306b\u6642\u9593\u304c\u304b\u304b\u308a\u3001\u30b7\u30b9\u30c6\u30e0\u306b\u5927\u304d\u306a\u8ca0\u8377\u3092\u304b\u3051\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002
\n* **\u6a5f\u80fd\u306e\u9650\u754c**: IPv6\u3084\u9ad8\u5ea6\u306a\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3001\u7d71\u8a08\u60c5\u5831\u306a\u3069\u3001\u65b0\u3057\u3044Linux\u30ab\u30fc\u30cd\u30eb\u306b\u5b9f\u88c5\u3055\u308c\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u80fd\u306b\u5bfe\u5fdc\u3067\u304d\u3066\u3044\u307e\u305b\u3093\u3002
\n* **\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u306e\u505c\u6b62**: `net-tools`\u30d1\u30c3\u30b1\u30fc\u30b8\u306f2001\u5e74\u4ee5\u964d\u3001\u516c\u5f0f\u306a\u958b\u767a\u304c\u505c\u6b62\u3057\u3066\u3044\u307e\u3059\u3002\u5404\u30c7\u30a3\u30b9\u30c8\u30ea\u30d3\u30e5\u30fc\u30b7\u30e7\u30f3\u304c\u72ec\u81ea\u306b\u4fee\u6b63\u3092\u52a0\u3048\u3066\u3044\u307e\u3059\u304c\u3001\u73fe\u4ee3\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u74b0\u5883\u306b\u306f\u5bfe\u5fdc\u3057\u304d\u308c\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n
### `ss`\u30b3\u30de\u30f3\u30c9\u304c\u63a8\u5968\u3055\u308c\u308b\u7406\u7531
\n* **\u9ad8\u901f\u6027**: `ss`\u30b3\u30de\u30f3\u30c9\u306f\u3001**netlink\u30bd\u30b1\u30c3\u30c8**\u3068\u3044\u3046\u3001\u30ab\u30fc\u30cd\u30eb\u3068\u30e6\u30fc\u30b6\u30fc\u30e9\u30f3\u30c9\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u9593\u3067\u60c5\u5831\u3092\u3084\u308a\u53d6\u308a\u3059\u308b\u305f\u3081\u306e\u5c02\u7528\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u5229\u7528\u3057\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001**\u5927\u91cf\u306e\u63a5\u7d9a\u60c5\u5831\u3067\u3082\u975e\u5e38\u306b\u9ad8\u901f\u306b\u51e6\u7406\u3067\u304d\u307e\u3059**\u3002
\n* **\u8a73\u7d30\u306a\u60c5\u5831**: `ss`\u306f\u3001TCP\u306e\u8f3b\u8f33\u5236\u5fa1\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3084\u8a73\u7d30\u306a\u7d71\u8a08\u60c5\u5831\u306a\u3069\u3001`netstat`\u3067\u306f\u53d6\u5f97\u3067\u304d\u306a\u3044\u591a\u304f\u306e\u60c5\u5831\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002
\n* **\u5f37\u529b\u306a\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0**: `ss`\u306f\u3001\u30d7\u30ed\u30c8\u30b3\u30eb\u3001\u72b6\u614b\u3001\u30a2\u30c9\u30ec\u30b9\u306a\u3069\u3001\u69d8\u3005\u306a\u6761\u4ef6\u3067\u63a5\u7d9a\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u6a5f\u80fd\u304c\u5f37\u5316\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5fc5\u8981\u306a\u60c5\u5831\u3060\u3051\u3092\u52b9\u7387\u7684\u306b\u62bd\u51fa\u3067\u304d\u307e\u3059\u3002<\/p>\n
### \u7d50\u8ad6
\n`netstat`\u306f\u672a\u3060\u591a\u304f\u306e\u30b7\u30b9\u30c6\u30e0\u3067\u5229\u7528\u53ef\u80fd\u3067\u3059\u304c\u3001`ss`\u30b3\u30de\u30f3\u30c9\u306f**\u3088\u308a\u73fe\u4ee3\u7684\u3067\u3001\u52b9\u7387\u7684\u304b\u3064\u9ad8\u6027\u80fd\u306a\u4ee3\u66ff\u30c4\u30fc\u30eb**\u3068\u3057\u3066\u5e83\u304f\u63a8\u5968\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7ba1\u7406\u3084\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u884c\u3046\u4e0a\u3067\u3001`ss`\u30b3\u30de\u30f3\u30c9\u306e\u7fd2\u5f97\u306f\u4e0d\u53ef\u6b20\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002`netstat`\u306e\u4ee3\u308f\u308a\u306b\u3001`ss`\u3001`ip`\u3001`route`\u306a\u3069\u306e\u65b0\u3057\u3044\u30b3\u30de\u30f3\u30c9\u7fa4\u3092\u5b66\u3076\u3053\u3068\u304cLinux\u306b\u304a\u3051\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7ba1\u7406\u306e\u4e3b\u6d41\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n
\/*************************************************************************************\/<\/p>\n
\n<\/p>\n
\u53c2\u8003\u60c5\u5831\uff1a $ netstat -a \u3068\u3084\u308b\u3068\u3001\u30dd\u30fc\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u3044\u308b\u30d7\u30ed\u30bb\u30b9\u304c\u3042\u308b\u3053\u3068\u304c\u5206\u304b\u308b\u304c\u3001\u3069\u306e\u30d7\u30ed\u30bb\u30b9\u304c\u30a2\u30af\u30bb\u30b9\u3057\u3066\u3044\u308b\u304b\u304c\u5206\u304b\u308b\u30aa\u30d7\u30b7\u30e7\u30f3SW\u306f\u3042\u308b\u304b\uff1f (->Gemini) $netstat$\u30b3\u30de\u30f3\u30c9\u3067\u30dd\u30fc\u30c8\u306b […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1547","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/shirakawa.weblike.jp\/blog-page\/wp-json\/wp\/v2\/posts\/1547","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/shirakawa.weblike.jp\/blog-page\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/shirakawa.weblike.jp\/blog-page\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/shirakawa.weblike.jp\/blog-page\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/shirakawa.weblike.jp\/blog-page\/wp-json\/wp\/v2\/comments?post=1547"}],"version-history":[{"count":1,"href":"https:\/\/shirakawa.weblike.jp\/blog-page\/wp-json\/wp\/v2\/posts\/1547\/revisions"}],"predecessor-version":[{"id":1548,"href":"https:\/\/shirakawa.weblike.jp\/blog-page\/wp-json\/wp\/v2\/posts\/1547\/revisions\/1548"}],"wp:attachment":[{"href":"https:\/\/shirakawa.weblike.jp\/blog-page\/wp-json\/wp\/v2\/media?parent=1547"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/shirakawa.weblike.jp\/blog-page\/wp-json\/wp\/v2\/categories?post=1547"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/shirakawa.weblike.jp\/blog-page\/wp-json\/wp\/v2\/tags?post=1547"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\n2022.04
\nnetstat\u3067\u3082lsof\u306e\u4ee3\u308f\u308a\u304c\u3067\u304d\u308b\u306e\u304b?
\nhttps:\/\/www.infraeye.com\/study\/linuxz47.html<\/a>
\n# netstat -atnp | grep 25
\nhttps:\/\/tech.thekyo.jp\/netstat%E3%81%A7listen%E3%8…<\/a>
\n\u7279\u5b9a\u30dd\u30fc\u30c8\u306e\u4f7f\u7528\u72b6\u6cc1\u3092\u78ba\u8a8d\u3059\u308b\u3002\u5916\u90e8\u304b\u3089\u63a5\u7d9a\u3067\u304d\u308b\u30dd\u30fc\u30c8\u3092\u8abf\u3079\u308b\u3002
\nhttps:\/\/atsum.in\/linux\/inspect-port-usage\/<\/a>
\n\\
\nDebian(Ubuntu)\u3067\u306f\u3001ifconfig,netstat\u306e\u4ee3\u308f\u308a\u306bip\u3002route\u306e\u4ee3\u308f\u308a\u306bss\u3002
\nhttps:\/\/shirakawa.weblike.jp\/blog-page\/2022\/10\/16…<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"