{"id":878,"date":"2008-10-04T17:22:14","date_gmt":"2008-10-04T09:22:14","guid":{"rendered":"http:\/\/blog.smallken.ink\/2008\/10\/04\/linux\/878.html"},"modified":"2008-10-04T17:24:11","modified_gmt":"2008-10-04T09:24:11","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-ssh-tunnel-%e9%80%a3%e5%9b%9e%e5%9c%a8nat%e5%ba%95%e4%b8%8b%e7%9a%84%e4%b8%bb%e6%a9%9f","status":"publish","type":"post","link":"https:\/\/blog.smallken.site\/?p=878","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 SSH Tunnel \u9023\u56de\u5728NAT\u5e95\u4e0b\u7684\u4e3b\u6a5f?"},"content":{"rendered":"<p>\u5047\u8a2d\u4eca\u5929\u4f60\u4e00\u500b\u4eba\u7ba1\u7406\u4e86\u597d\u591a\u4f3a\u670d\u5668\uff0c\u6709\u4e9b\u6a5f\u5668\u56e0\u70ba\u5b89\u5168\u8003\u91cf\u800c\u8eb2\u5728NAT\u7684\u67b6\u69cb\u4e4b\u4e0b\uff0c\u800c\u4f60\u53c8\u5fc5\u9808\u5728\u5916\u9762\u9023\u56de\u4e3b\u6a5f\u7ba1\u7406\u6a5f\u5668\u7684\u8a71\u90a3\u53c8\u5982\u4f55\u505a\u5462?<\/p>\n<p>\u9019\u6642\u5019\u53ef\u4ee5\u4f7f\u7528\u5230SSH Tunneling\u7684\u6280\u8853\u4f86\u89e3\u6c7a\u4e86\uff0c\u4e8b\u5148\u5148\u6316\u500b\u9023\u7dda\uff0c\u5047\u8a2dA\u9ede\u662f\u5728NAT\u5e95\u4e0b\u7684\u4e3b\u6a5f\uff0c\u662f\u865b\u64ecIP 192.168.1.100\uff0c\u800cB\u9ede\u662f\u5728\u5916\u9762\u7684\u4e3b\u6a5f\uff0cIP 138.47.99.99\uff0c\u9023\u7dda\u65b9\u5411\u53ea\u80fd\u5f9eA\u9ede\u9023\u5230B\u9ede\uff0c\u6240\u4ee5\u6211\u5011\u5728A\u9ede\u4e3b\u6a5f\u5148\u5efa\u4e00\u500b\u9023\u7dda\u96a7\u9053\u5230B\u9ede\uff0c\u6307\u4ee4\u5982\u4e0b:<br \/>\u5728A\u9ede:<br \/># ssh -R 12345:localhost:22 root@138.47.99.99<br \/>root@138.47.99.99&#8217;s password:&nbsp; <font color=\"#0000ff\">\u2190 \u8f38\u5165root\u7684\u5bc6\u78bc<\/font><\/p>\n<p>\u4e0a\u9762\u7684\u6307\u4ee4 -R \u8868\u793a\u96a7\u9053\u5165\u53e3\u7aef\u5728Remote\uff0c\u5728\u9060\u7aef\u63a5\u53d7\u9023\u7dda\uff0c\u9060\u7aef\u6307B\u9ede138.47.99.99\uff0cport \u662f12345\uff0c\u9023\u7dda\u5f8c\u6703\u7d93\u904e\u8f49\u50b3\uff0c\u96a7\u9053\u76f4\u63a5\u901a\u5230\u96a7\u9053\u7684\u53e6\u4e00\u7aef\uff0c\u53e6\u4e00\u7aef\u5be6\u969b\u5230\u9054\u7684\u662f localhost\uff0c\u4e5f\u5c31\u662fA\u9ede\uff0cport \u662f22\uff0c\u767b\u5165\u7684\u4f7f\u7528\u8005\u4e0d\u62d8\uff0c\u53ea\u8981\u662f\u5728\u9060\u7aef\u7684\u4f7f\u7528\u8005\u5373\u53ef\uff0c\u5efa\u7acb\u597d\u9019\u500b\u9023\u7dda\u5c31\u653e\u8457\u4e0d\u52d5\u3002<\/p>\n<p>\u73fe\u5728\u5728B\u9ede138.47.99.99\uff0c\u8981\u505a\u7684\u662f\u9032\u5165\u96a7\u9053\u5165\u53e3\u5c31\u80fd\u5230\u9054\u5c0d\u5cb8\u53e6\u4e00\u7aef\uff0c\u6240\u4ee5\u4e0b\u6307\u4ee4:<br \/>\u5728B\u9ede:<br \/># ssh localhost -p 12345<\/p>\n<p>\u9019\u6a23\u5c31\u80fd\u9806\u5229\u5f9eB\u9ede\u9023\u56deA\u9ede\u4e86!<br \/>\u88dc\u5145\u4e00\u4e0b\uff0c\u96d6\u7136\u4e0a\u4e00\u500b\u6307\u4ee4\u8ddf\u9019\u500b\u6307\u4ee4\u90fd\u662f\u4e0blocalhost\uff0clocalhost \u6307\u7684\u662f\u73fe\u5728\u4e0b\u6307\u4ee4\u7684\u672c\u6a5f\u6a5f\u5668\uff0c\u56e0\u70ba\u524d\u5f8c\u5169\u53e5\u6307\u4ee4\u662f\u5728\u4e0d\u540c\u7684\u6a5f\u5668\u4e0b\u7684\uff0c\u6240\u4ee5localhost\u5be6\u969b\u6240\u4ee3\u8868\u7684\u9023\u7dda\u4f4d\u7f6e\u4e5f\u4e0d\u76f8\u540c\u5594\u3002<\/p>\n<p>\u70ba\u4e86\u719f\u6089\u6307\u4ee4\uff0c\u6211\u5011\u518d\u505a\u4e00\u4e0b\u6307\u4ee4\u7684\u8b8a\u5316\uff0c\u5982\u679c\u5728A\u9ede\u4e0b\u4ee5\u4e0b\u7684\u6307\u4ee4\uff0c\u6703\u6709\u4ec0\u9ebc\u6548\u679c?<\/p>\n<p>\u5728A\u9ede: <\/p>\n<p># ssh -R 23:ptt.cc:23 root@138.47.99.99<\/p>\n<p>\u89e3\u8b80\u4e00\u4e0b\u6307\u4ee4\uff0c-R \u5728\u9060\u7aef\u5efa\u7acb\u9023\u7dda\u5165\u53e3\uff0cport 23\uff0c\u96a7\u9053\u76f4\u63a5\u901a\u5230\u96a7\u9053\u7684\u53e6\u4e00\u7aef\u4e3b\u6a5f\u662fptt.cc\uff0cport \u4e5f\u662f 23\uff0c\u9019\u662f\u4ec0\u9ebc\u610f\u601d?<\/p>\n<p>\u610f\u601d\u662f\u8aaa\u73fe\u5728\u5728\u9060\u7aef\u7684B\u9ede\u9023\u7ddaport 23 \u5c31\u6703\u76f4\u63a5\u767b\u5165ptt.cc\u7684BBS\u4e86\uff0c\u800c\u767b\u5165bbs\u7684\u4f86\u6e90IP\u61c9\u8a72\u662fA\u9ede\uff0c\u8a66\u9a57\u4e00\u4e0b<br \/>\u5728B\u9ede:<br \/># telnet localhost<\/p>\n<p>\u7684\u78ba\u662f\u9023\u5230\u4e86ptt \u7684bbs\u4e86!<br \/><img loading=\"lazy\" decoding=\"async\" style=\"border-right: 0px; border-top: 0px; border-left: 0px; border-bottom: 0px\" height=\"305\" alt=\"1\" src=\"http:\/\/blog.smallken.ink\/wp-content\/uploads\/2008\/10\/1.png\" width=\"500\" border=\"0\"\/> <\/p>\n<p>\u70ba\u4e86\u719f\u6089\u6307\u4ee4\uff0c\u518d\u505a\u4e00\u6b21\u6307\u4ee4\u8b8a\u5316<br \/>\u5728A\u9ede:<br \/># ssh -L 23:ptt.cc:23 root@138.47.99.99<\/p>\n<p>\u89e3\u8b80\u4e00\u4e0b\u6307\u4ee4\uff0c-L \u662f\u6307\u5728\u672c\u5730\u7aef\u70ba\u9023\u7dda\u5165\u53e3\uff0c\u9060\u7aef\u70ba\u9023\u7dda\u51fa\u53e3\uff0c\u800c\u9023\u7dda\u6703\u8f49\u9023\u5230ptt\u7684bbs\uff0c\u800c\u767b\u5165bbs\u7684\u4f86\u6e90IP\u61c9\u8a72\u662fB\u9ede\uff0c\u8a66\u9a57\u4e00\u4e0b<br \/>\u5728A\u9ede:<br \/># telnet localhost<\/p>\n<p>\u4e00\u6a23\u662f\u9023\u7dda\u6210\u529f!^^<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5047\u8a2d\u4eca\u5929\u4f60\u4e00\u500b\u4eba\u7ba1\u7406\u4e86\u597d\u591a\u4f3a\u670d\u5668\uff0c\u6709\u4e9b\u6a5f\u5668\u56e0\u70ba\u5b89\u5168\u8003\u91cf\u800c\u8eb2\u5728NAT\u7684\u67b6\u69cb\u4e4b\u4e0b\uff0c\u800c\u4f60\u53c8\u5fc5\u9808\u5728\u5916\u9762\u9023\u56de\u4e3b\u6a5f\u7ba1\u7406\u6a5f\u5668&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-878","post","type-post","status-publish","format-standard","hentry"],"_links":{"self":[{"href":"https:\/\/blog.smallken.site\/index.php?rest_route=\/wp\/v2\/posts\/878","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.smallken.site\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.smallken.site\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.smallken.site\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.smallken.site\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=878"}],"version-history":[{"count":3,"href":"https:\/\/blog.smallken.site\/index.php?rest_route=\/wp\/v2\/posts\/878\/revisions"}],"predecessor-version":[{"id":881,"href":"https:\/\/blog.smallken.site\/index.php?rest_route=\/wp\/v2\/posts\/878\/revisions\/881"}],"wp:attachment":[{"href":"https:\/\/blog.smallken.site\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=878"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.smallken.site\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=878"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.smallken.site\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=878"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}