{"id":44992,"date":"2024-10-06T19:41:16","date_gmt":"2024-10-06T11:41:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/44992\/"},"modified":"2024-10-06T19:41:16","modified_gmt":"2024-10-06T11:41:16","slug":"putty-%e4%b8%8d%e8%83%bd%e9%80%a3%e6%8e%a5-linux%ef%bc%8c%e5%a0%b1%ef%bc%9aconnection-refused","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/44992\/","title":{"rendered":"PuTTY \u4e0d\u80fd\u9023\u63a5 Linux\uff0c\u5831\uff1aconnection refused"},"content":{"rendered":"<h1 id=\"putty-%e4%b8%8d%e8%83%bd%e9%80%a3%e6%8e%a5-linux%ef%bc%8c%e5%a0%b1%ef%bc%9aconnection-refused-ODcszcoMaL\">PuTTY \u4e0d\u80fd\u9023\u63a5 Linux\uff0c\u5831\uff1aconnection refused<\/h1>\n<p>\u5728\u4f7f\u7528 PuTTY \u9023\u63a5 Linux \u4f3a\u670d\u5668\u6642\uff0c\u9047\u5230\u300cconnection refused\u300d\u7684\u932f\u8aa4\u4fe1\u606f\u662f\u76f8\u7576\u5e38\u898b\u7684\u554f\u984c\u3002\u9019\u500b\u554f\u984c\u901a\u5e38\u8868\u793a\u5ba2\u6236\u7aef\uff08PuTTY\uff09\u7121\u6cd5\u6210\u529f\u9023\u63a5\u5230\u4f3a\u670d\u5668\u7684\u6307\u5b9a\u7aef\u53e3\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u9020\u6210\u6b64\u554f\u984c\u7684\u53ef\u80fd\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-putty%ef%bc%9f-ODcszcoMaL\">\u4ec0\u9ebc\u662f PuTTY\uff1f<\/h2>\n<p>PuTTY \u662f\u4e00\u6b3e\u514d\u8cbb\u7684\u958b\u6e90 SSH \u548c Telnet \u5ba2\u6236\u7aef\uff0c\u5ee3\u6cdb\u7528\u65bc Windows \u7cfb\u7d71\u4e2d\u9023\u63a5\u5230 Linux \u4f3a\u670d\u5668\u3002\u5b83\u63d0\u4f9b\u4e86\u4e00\u500b\u7c21\u55ae\u7684\u754c\u9762\uff0c\u4f7f\u7528\u6236\u80fd\u5920\u901a\u904e\u5b89\u5168\u7684\u65b9\u5f0f\u9032\u884c\u9060\u7a0b\u7ba1\u7406\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e6%9c%83%e5%87%ba%e7%8f%be%e3%80%8cconnection-refused%e3%80%8d%e9%8c%af%e8%aa%a4%ef%bc%9f-ODcszcoMaL\">\u70ba\u4ec0\u9ebc\u6703\u51fa\u73fe\u300cconnection refused\u300d\u932f\u8aa4\uff1f<\/h2>\n<p>\u7576\u4f60\u5728 PuTTY \u4e2d\u5617\u8a66\u9023\u63a5\u5230 Linux \u4f3a\u670d\u5668\u6642\uff0c\u51fa\u73fe\u300cconnection refused\u300d\u7684\u932f\u8aa4\uff0c\u53ef\u80fd\u6709\u4ee5\u4e0b\u5e7e\u500b\u539f\u56e0\uff1a<\/p>\n<ul>\n<li><strong>SSH \u670d\u52d9\u672a\u555f\u52d5\uff1a<\/strong>\u5982\u679c\u4f3a\u670d\u5668\u4e0a\u7684 SSH \u670d\u52d9\u672a\u555f\u52d5\uff0cPuTTY \u5c07\u7121\u6cd5\u5efa\u7acb\u9023\u63a5\u3002\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5 SSH \u670d\u52d9\u7684\u72c0\u614b\uff1a<\/li>\n<pre><code>sudo systemctl status sshd<\/code><\/pre>\n<li><strong>\u9632\u706b\u7246\u8a2d\u7f6e\uff1a<\/strong>\u4f3a\u670d\u5668\u7684\u9632\u706b\u7246\u53ef\u80fd\u963b\u6b62\u4e86 SSH \u7aef\u53e3\uff08\u9ed8\u8a8d\u70ba 22\uff09\u7684\u8a2a\u554f\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5\u9632\u706b\u7246\u8a2d\u7f6e\uff1a<\/li>\n<pre><code>sudo iptables -L<\/code><\/pre>\n<li><strong>\u932f\u8aa4\u7684 IP \u5730\u5740\u6216\u7aef\u53e3\uff1a<\/strong>\u78ba\u4fdd\u5728 PuTTY \u4e2d\u8f38\u5165\u7684 IP \u5730\u5740\u548c\u7aef\u53e3\u865f\u6b63\u78ba\u7121\u8aa4\u3002\u5982\u679c\u4f3a\u670d\u5668\u4f7f\u7528\u4e86\u975e\u6a19\u6e96\u7684 SSH \u7aef\u53e3\uff0c\u5247\u9700\u8981\u5728 PuTTY \u4e2d\u9032\u884c\u76f8\u61c9\u7684\u8a2d\u7f6e\u3002<\/li>\n<li><strong>\u4f3a\u670d\u5668\u672a\u904b\u884c\uff1a<\/strong>\u5982\u679c\u4f3a\u670d\u5668\u672c\u8eab\u672a\u904b\u884c\u6216\u7121\u6cd5\u8a2a\u554f\uff0c\u5247\u6703\u51fa\u73fe\u6b64\u932f\u8aa4\u3002\u53ef\u4ee5\u5617\u8a66 ping \u4f3a\u670d\u5668\u7684 IP \u5730\u5740\u4f86\u6aa2\u67e5\u5176\u53ef\u9054\u6027\uff1a<\/li>\n<pre><code>ping <\/code><\/pre>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e8%a7%a3%e6%b1%ba%e3%80%8cconnection-refused%e3%80%8d%e5%95%8f%e9%a1%8c-ODcszcoMaL\">\u5982\u4f55\u89e3\u6c7a\u300cconnection refused\u300d\u554f\u984c<\/h2>\n<p>\u91dd\u5c0d\u4e0a\u8ff0\u53ef\u80fd\u7684\u539f\u56e0\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u89e3\u6c7a\u65b9\u6848\uff1a<\/p>\n<h3 id=\"1-%e5%95%9f%e5%8b%95-ssh-%e6%9c%8d%e5%8b%99-ODcszcoMaL\">1. \u555f\u52d5 SSH \u670d\u52d9<\/h3>\n<p>\u5982\u679c SSH \u670d\u52d9\u672a\u555f\u52d5\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u555f\u52d5\u5b83\uff1a<\/p>\n<pre><code>sudo systemctl start sshd<\/code><\/pre>\n<h3 id=\"2-%e9%85%8d%e7%bd%ae%e9%98%b2%e7%81%ab%e7%89%86-ODcszcoMaL\">2. \u914d\u7f6e\u9632\u706b\u7246<\/h3>\n<p>\u5982\u679c\u9632\u706b\u7246\u963b\u6b62\u4e86 SSH \u7aef\u53e3\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5141\u8a31 SSH \u6d41\u91cf\uff1a<\/p>\n<pre><code>sudo ufw allow ssh<\/code><\/pre>\n<p>\u6216\u8005\uff0c\u5982\u679c\u4f7f\u7528 iptables\uff0c\u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n<pre><code>sudo iptables -A INPUT -p tcp --dport 22 -j ACCEPT<\/code><\/pre>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5-ip-%e5%9c%b0%e5%9d%80%e5%92%8c%e7%ab%af%e5%8f%a3-ODcszcoMaL\">3. \u6aa2\u67e5 IP \u5730\u5740\u548c\u7aef\u53e3<\/h3>\n<p>\u518d\u6b21\u78ba\u8a8d\u5728 PuTTY \u4e2d\u8f38\u5165\u7684 IP \u5730\u5740\u548c\u7aef\u53e3\u865f\u662f\u5426\u6b63\u78ba\u3002\u5982\u679c\u4f3a\u670d\u5668\u4f7f\u7528\u4e86\u975e\u6a19\u6e96\u7684 SSH \u7aef\u53e3\uff0c\u8acb\u5728 PuTTY \u7684\u300cSession\u300d\u8a2d\u7f6e\u4e2d\u9032\u884c\u76f8\u61c9\u7684\u66f4\u6539\u3002<\/p>\n<h3 id=\"4-%e7%a2%ba%e8%aa%8d%e4%bc%ba%e6%9c%8d%e5%99%a8%e7%8b%80%e6%85%8b-ODcszcoMaL\">4. \u78ba\u8a8d\u4f3a\u670d\u5668\u72c0\u614b<\/h3>\n<p>\u5982\u679c\u4f3a\u670d\u5668\u7121\u6cd5\u8a2a\u554f\uff0c\u8acb\u6aa2\u67e5\u4f3a\u670d\u5668\u7684\u904b\u884c\u72c0\u614b\uff0c\u78ba\u4fdd\u5176\u6b63\u5e38\u904b\u884c\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-ODcszcoMaL\">\u7e3d\u7d50<\/h2>\n<p>\u7576\u4f7f\u7528 PuTTY \u9023\u63a5 Linux \u4f3a\u670d\u5668\u6642\uff0c\u9047\u5230\u300cconnection refused\u300d\u7684\u932f\u8aa4\u53ef\u80fd\u662f\u7531\u65bc\u591a\u7a2e\u539f\u56e0\u9020\u6210\u7684\uff0c\u5305\u62ec SSH \u670d\u52d9\u672a\u555f\u52d5\u3001\u9632\u706b\u7246\u8a2d\u7f6e\u4e0d\u7576\u3001\u932f\u8aa4\u7684 IP \u5730\u5740\u6216\u7aef\u53e3\u7b49\u3002\u901a\u904e\u6aa2\u67e5\u548c\u8abf\u6574\u9019\u4e9b\u8a2d\u7f6e\uff0c\u901a\u5e38\u53ef\u4ee5\u89e3\u6c7a\u554f\u984c\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u7528\u6236\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f\u500b\u4eba\u9084\u662f\u4f01\u696d\u7528\u6236\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a> \u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u9ad8\u6548\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a PuTTY \u9023\u63a5 Linux \u6642\u51fa\u73fe\u7684 &#8220;connection refused&#8221; \u932f\u8aa4\uff0c\u4e86\u89e3\u5e38\u898b\u539f\u56e0\u53ca\u89e3\u6c7a\u65b9\u6848\uff0c\u78ba\u4fdd\u9806\u5229\u9023\u7dda\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-44992","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44992","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=44992"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44992\/revisions"}],"predecessor-version":[{"id":44993,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44992\/revisions\/44993"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=44992"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=44992"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=44992"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}