{"id":714,"date":"2018-03-07T11:49:40","date_gmt":"2018-03-07T02:49:40","guid":{"rendered":"https:\/\/vps-news.sakura.ad.jp\/?p=714"},"modified":"2018-03-07T11:49:40","modified_gmt":"2018-03-07T02:49:40","slug":"service-listen-port","status":"publish","type":"post","link":"https:\/\/vps.sakura.ad.jp\/news\/service-listen-port\/","title":{"rendered":"\u8d77\u52d5\u30b5\u30fc\u30d3\u30b9\u306e\u30dd\u30fc\u30c8\u4f7f\u7528\u72b6\u6cc1\u8abf\u67fb\u306b\u3064\u3044\u3066\u306e\u304a\u9858\u3044"},"content":{"rendered":"

\u5148\u65e5\u3088\u308a\u304a\u77e5\u3089\u305b\u3057\u3066\u304a\u308a\u307e\u3059\u3068\u304a\u308a<\/a>\u3001\u30b0\u30ed\u30fc\u30d0\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u516c\u958b\u3055\u308c\u305f\u30b5\u30fc\u30d0\u4e0a\u3067\u8d77\u52d5\u3055\u308c\u308bmemcached\u306e\u30dd\u30fc\u30c8\u3092\u5bfe\u8c61\u3068\u3057\u305f\u653b\u6483\u304c\u983b\u767a\u3057\u3066\u3044\u307e\u3059\u3002
\n<\/p>\n

\u5f37\u56fa\u306a\u8a8d\u8a3c\u3084\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u306a\u3069\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u80fd\u3092\u6301\u305f\u305a\u3001\u30b0\u30ed\u30fc\u30d0\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5074\u3078\u306e\u958b\u653e\u3092\u60f3\u5b9a\u3057\u3066\u3044\u306a\u3044\u30b5\u30fc\u30d0\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u304c\u5916\u90e8\u3088\u308a\u7121\u5236\u9650\u306b\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\u306a\u72b6\u614b\u3068\u306a\u308b\u3068\u3001\u4eca\u56de\u306e\u3088\u3046\u306a\u653b\u6483\u306b\u6652\u3055\u308c\u3001\u304a\u5ba2\u69d8\u30b5\u30fc\u30d0\u5185\u306b\u4fdd\u5b58\u3055\u308c\u305f\u30c7\u30fc\u30bf\u306e\u6d41\u51fa\u306e\u307f\u306a\u3089\u305a\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u5897\u5927\u3084\u5916\u90e8\u30db\u30b9\u30c8\u3078\u306e\u653b\u6483\u306b\u3088\u308a\u4ed6\u306e\u304a\u5ba2\u69d8\u3078\u306e\u3054\u8ff7\u60d1\u3068\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u3064\u304d\u307e\u3057\u3066\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u304b\u3089\u30e6\u30fc\u30b6\u304c\u76f4\u63a5\u30a2\u30af\u30bb\u30b9\u3059\u308b\u30b5\u30fc\u30d3\u30b9(HTTP\u306e80\u756a\u30dd\u30fc\u30c8\u3084SMTP\u306e25\u756a\u30dd\u30fc\u30c8\u306a\u3069)\u306e\u4ed6\u306b\u3001\u4e3b\u306b\u30ed\u30fc\u30ab\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306e\u901a\u4fe1\u3092\u60f3\u5b9a\u3057\u305f\u30b5\u30fc\u30d3\u30b9(MySQL\u306e3306\u756a\u30dd\u30fc\u30c8\u3084NFS\u306e2049\u756a\u30dd\u30fc\u30c8\u306a\u3069)\u306e\u30dd\u30fc\u30c8\u304c\u958b\u653e\u3055\u308c\u3066\u3044\u306a\u3044\u304b\u3092\u3054\u78ba\u8a8d\u3044\u305f\u3060\u304d\u3001\u30b5\u30fc\u30d3\u30b9\u306e\u5236\u9650\u6a5f\u69cb\u3084\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u306a\u3069\u306b\u3088\u308b\u9069\u5207\u306a\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u8a2d\u5b9a\u306e\u5b9f\u65bd\u3084\u3001\u610f\u56f3\u305b\u305a\u958b\u653e\u3055\u308c\u3066\u3044\u305f\u5834\u5408\u30b5\u30fc\u30d3\u30b9\u3092\u505c\u6b62\u3059\u308b\u306a\u3069\u306e\u3054\u5bfe\u5fdc\u3092\u304a\u9858\u3044\u3044\u305f\u3057\u307e\u3059\u3002<\/p>\n

\u53c2\u80031: CentOS7\u7cfb\u74b0\u5883\u3067\u306e\u958b\u653e\u30dd\u30fc\u30c8\u78ba\u8a8d\u65b9\u6cd5<\/h3>\n

CentOS7\u7cfb\u3067\u306f\u3001\u6a19\u6e96\u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u308bss\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u78ba\u8a8d\u304c\u53ef\u80fd\u3067\u3059\u3002\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4ed8\u4e0e\u3057\u306a\u3044\u3068UNIX\u30c9\u30e1\u30a4\u30f3\u306a\u3069\u5168\u3066\u306e\u30bd\u30b1\u30c3\u30c8\u304c\u8868\u793a\u3055\u308c\u308b\u306e\u3067\u3001TCP\/UDP\u3067Listen\u3057\u3066\u3044\u308b\u30dd\u30fc\u30c8\u306e\u307f\u3092\u8868\u793a\u3055\u305b\u308b\u201d-tul state listening\u201d\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4ed8\u4e0e\u3057\u3066\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n

[root@test ~]# ss -tul state listening\nNetid Recv-Q Send-Q    Local Address:Port        Peer Address:Port   \ntcp   0      50                    *:mysql                  *:*       \ntcp   0      128                   *:ssh                    *:*       \ntcp   0      100           127.0.0.1:smtp                   *:*       \ntcp   0      128                  :::http                  :::*       \ntcp   0      128                  :::ssh                   :::*       \ntcp   0      100                 ::1:smtp                  :::*       \ntcp   0      128                  :::https                 :::*\n<\/pre>\n
\u203b\u5b9f\u969b\u306e\u8868\u793a\u3068\u306f\u4e00\u90e8\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n
\u610f\u56f3\u305b\u305a\u30dd\u30fc\u30c8\u304c\u958b\u653e\u3055\u308c\u3066\u3044\u305f\u5834\u5408\u3001\u8ffd\u52a0\u3067\u201d-p\u201d\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4ed8\u4e0e\u3059\u308b\u3053\u3068\u3067\u305d\u306e\u30dd\u30fc\u30c8\u3092\u5360\u6709\u3057\u3066\u3044\u308b\u30d7\u30ed\u30bb\u30b9\u540d\u3068\u30d7\u30ed\u30bb\u30b9ID\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n
[root@test ~]# ss -tulp state listening\nNetid  Recv-Q Send-Q    Local Address:Port        Peer Address:Port   \ntcp    0      50                    *:mysql                  *:*        users:((\"mysqld\",934,14))\ntcp    0      128                   *:ssh                    *:*        users:((\"sshd\",712,3))\ntcp    0      100           127.0.0.1:smtp                   *:*        users:((\"master\",993,13))\ntcp    0      128                  :::http                  :::*        users:((\"httpd\",27054,4),(\"httpd\",17112,4),(\"httpd\",17110,4))\ntcp    0      128                  :::ssh                   :::*        users:((\"sshd\",712,4))\ntcp    0      100                 ::1:smtp                  :::*        users:((\"master\",993,14))\ntcp    0      128                  :::https                 :::*        users:((\"httpd\",27054,6),(\"httpd\",17112,6),(\"httpd\",17110,6))\n<\/pre>\n
\u8868\u793a\u3055\u308c\u305f\u30d7\u30ed\u30bb\u30b9ID\u3092\u3082\u3068\u306b\u4e0d\u8981\u306a\u30dd\u30fc\u30c8\u3092Listen\u3057\u3066\u3044\u308b\u30d7\u30ed\u30bb\u30b9\u3092\u7279\u5b9a\u3057\u3001\u30d7\u30ed\u30bb\u30b9\u306e\u505c\u6b62\u3084\u30a2\u30af\u30bb\u30b9\u5236\u9650\u8a2d\u5b9a\u306e\u518d\u78ba\u8a8d\u30fb\u8ffd\u52a0\u306a\u3069\u306b\u3088\u308a\u4e0d\u6b63\u306a\u30a2\u30af\u30bb\u30b9\u304c\u884c\u308f\u308c\u306a\u3044\u3088\u3046\u5bfe\u5fdc\u3092\u884c\u3063\u3066\u304f\u3060\u3055\u3044\u3002\u307e\u305f\u3001\u4e0d\u5fc5\u8981\u306a\u30b5\u30fc\u30d3\u30b9\u306fsystemctl\u30b3\u30de\u30f3\u30c9\u306a\u3069\u3092\u4f7f\u7528\u3057\u3001\u30b5\u30fc\u30d0\u8d77\u52d5\u6642\u306b\u81ea\u52d5\u7684\u306b\u8d77\u52d5\u3057\u306a\u3044\u3088\u3046\u306a\u8a2d\u5b9a\u3092\u884c\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n
\u203b\u8d77\u52d5\u4e2d\u306eHTTP\u30b5\u30fc\u30d3\u30b9(Apache)\u3092\u505c\u6b62\u3057\u3001\u30d6\u30fc\u30c8\u6642\u306b\u540c\u6642\u8d77\u52d5\u3057\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u8a2d\u5b9a\u4f8b<\/p>\n
# systemctl stop httpd\n# systemctl disable httpd\n<\/pre>\n
\u53c2\u80032: firewalld, iptables \u3092\u7528\u3044\u305f\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u8a2d\u5b9a\u65b9\u6cd5<\/h3>\n
CentOS7 \u306e\u5834\u5408\u306f firewalld, CentOS6 \u306e\u5834\u5408\u306f iptables \u3092\u7528\u3044\u3066\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3092\u8a2d\u5b9a\u3057\u3001\u516c\u958b\u3059\u308b\u4e88\u5b9a\u306e\u7121\u3044\u30dd\u30fc\u30c8\u306f\u4e88\u3081\u906e\u65ad\u3057\u3066\u304a\u304f\u3001\u901a\u4fe1\u5148\u304c\u9650\u5b9a\u3055\u308c\u3066\u3044\u308b\u30dd\u30fc\u30c8\u306b\u306f\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\u306aIP\u3092\u6307\u5b9a\u3059\u308b\u306a\u3069\u30a2\u30af\u30bb\u30b9\u5236\u9650\u3092\u884c\u3063\u3066\u304f\u3060\u3055\u3044\u3002
\n\u4ee5\u4e0b\u300c\u3055\u304f\u3089\u306e\u30ca\u30ec\u30c3\u30b8\u300d\u3067\u306e firewalld, iptables \u8a2d\u5b9a\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u306e\u3067\u3054\u53c2\u7167\u304f\u3060\u3055\u3044\u3002<\/p>\n
\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u201dfirewalld\u201d\u306b\u3064\u3044\u3066\u7406\u89e3\u3057\u3088\u3046<\/a><\/p>\n
\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30ebiptables\u3092\u7c21\u5358\u89e3\u8aac<\/a><\/p>\n
\u53c2\u80033: \u610f\u56f3\u305b\u305a\u958b\u653e\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u306e\u591a\u3044\u30dd\u30fc\u30c8<\/h3>\n
\u4f55\u3089\u304b\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u8a2d\u5b9a\u306e\u307e\u307e\u3067\u8d77\u52d5\u3057\u305f\u5834\u5408\u306b\u3088\u304f\u958b\u653e\u3055\u308c\u308b\u30dd\u30fc\u30c8\u306e\u4e00\u89a7\u3067\u3059\u3002ss\u30b3\u30de\u30f3\u30c9\u306a\u3069\u306b\u3088\u308b\u8abf\u67fb\u3067\u3053\u308c\u3089\u306e\u30dd\u30fc\u30c8\u304c\u610f\u56f3\u305b\u305a\u958b\u653e\u3055\u308c\u3066\u3044\u305f\u5834\u5408\u306f\u30b0\u30ed\u30fc\u30d0\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5074\u306b\u5bfe\u3059\u308b\u30dd\u30fc\u30c8\u9589\u585e\u5bfe\u5fdc\u3092\u63a8\u5968\u3057\u307e\u3059\u3002<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n
\u30dd\u30fc\u30c8\u756a\u53f7<\/center><\/th>\n
\u4e3b\u306a\u7528\u9014\u30fb\u30d7\u30ed\u30b0\u30e9\u30e0<\/center><\/th>\n<\/tr>\n
8080<\/td>\nHTTP\u3067\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\u306aGUI\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u300180\u756a\u30dd\u30fc\u30c8\u306e\u4ee3\u66ff\u306a\u3069\u3002<\/td>\n<\/tr>\n
8081<\/td>\nHTTP\u3067\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\u306aGUI\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u300180\u756a\u30dd\u30fc\u30c8\u306e\u4ee3\u66ff\u306a\u3069\u3002<\/td>\n<\/tr>\n
8888<\/td>\n\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u7ba1\u7406\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u3078\u306e\u63a5\u7d9a\u7528\u3001SSH\u306e\u4ee3\u66ff\u306a\u3069\u3002<\/td>\n<\/tr>\n
111<\/td>\nSunRPC(NFS\u95a2\u9023)\u30dd\u30fc\u30c8\u3002RPC\u30ea\u30d5\u30ec\u30af\u30b7\u30e7\u30f3\u653b\u6483\u5bfe\u8c61\u30dd\u30fc\u30c8\u3002<\/td>\n<\/tr>\n
5353<\/td>\n53\u756a(DNS)\u30dd\u30fc\u30c8\u306e\u4ee3\u66ff\u3002mDNS\u30ea\u30d5\u30ec\u30af\u30b7\u30e7\u30f3\u653b\u6483\u5bfe\u8c61\u30dd\u30fc\u30c8\u3002<\/td>\n<\/tr>\n
27017<\/td>\nMongoDB\u30c7\u30d5\u30a9\u30eb\u30c8\u30dd\u30fc\u30c8\u3002MySQL\u3001memcached\u540c\u69d8\u30b0\u30ed\u30fc\u30d0\u30eb\u975e\u516c\u958b\u63a8\u5968\u3002<\/td>\n<\/tr>\n
137<\/td>\nNetBIOS\u3002Samba\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305f\u30b5\u30fc\u30d0\u3001WindowsOS\u3067\u8981\u6ce8\u610f\u3002\u30b0\u30ed\u30fc\u30d0\u30eb\u975e\u516c\u958b\u63a8\u5968\u3002<\/td>\n<\/tr>\n
445<\/td>\nMicrosoft SMB\u3002WindowsOS\u3067\u8981\u6ce8\u610f\u3002\u30b0\u30ed\u30fc\u30d0\u30eb\u975e\u516c\u958b\u63a8\u5968\u3002<\/td>\n<\/tr>\n
23<\/td>\nTelnet\u3002\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u7ba1\u7406\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u3078\u306e\u63a5\u7d9a\u7528\u3001SSH\u306e\u4ee3\u66ff\u306a\u3069\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"
\u5148\u65e5\u3088\u308a\u304a\u77e5\u3089\u305b\u3057\u3066\u304a\u308a\u307e\u3059\u3068\u304a\u308a\u3001\u30b0\u30ed\u30fc\u30d0\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u516c\u958b\u3055\u308c\u305f\u30b5\u30fc\u30d0\u4e0a\u3067\u8d77\u52d5\u3055\u308c\u308bmemcached\u306e\u30dd\u30fc\u30c8\u3092\u5bfe\u8c61\u3068\u3057\u305f\u653b\u6483\u304c\u983b\u767a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2,9],"tags":[],"class_list":["post-714","post","type-post","status-publish","format-standard","hentry","category-2","category-tips"],"_links":{"self":[{"href":"https:\/\/vps.sakura.ad.jp\/news\/wp-json\/wp\/v2\/posts\/714","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vps.sakura.ad.jp\/news\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vps.sakura.ad.jp\/news\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vps.sakura.ad.jp\/news\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/vps.sakura.ad.jp\/news\/wp-json\/wp\/v2\/comments?post=714"}],"version-history":[{"count":0,"href":"https:\/\/vps.sakura.ad.jp\/news\/wp-json\/wp\/v2\/posts\/714\/revisions"}],"wp:attachment":[{"href":"https:\/\/vps.sakura.ad.jp\/news\/wp-json\/wp\/v2\/media?parent=714"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vps.sakura.ad.jp\/news\/wp-json\/wp\/v2\/categories?post=714"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vps.sakura.ad.jp\/news\/wp-json\/wp\/v2\/tags?post=714"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}