{"action":"created","issue":{"url":"https://api.github.com/repos/d1sm/xtunnel/issues/1","repository_url":"https://api.github.com/repos/d1sm/xtunnel","labels_url":"https://api.github.com/repos/d1sm/xtunnel/issues/1/labels{/name}","comments_url":"https://api.github.com/repos/d1sm/xtunnel/issues/1/comments","events_url":"https://api.github.com/repos/d1sm/xtunnel/issues/1/events","html_url":"https://github.com/d1sm/xtunnel/issues/1","id":138125617,"number":1,"title":"xtunnel原理上来说只能穿透一层内网吧?","user":{"login":"ponderhow","id":5836465,"avatar_url":"https://avatars.githubusercontent.com/u/5836465?v=3","gravatar_id":"","url":"https://api.github.com/users/ponderhow","html_url":"https://github.com/ponderhow","followers_url":"https://api.github.com/users/ponderhow/followers","following_url":"https://api.github.com/users/ponderhow/following{/other_user}","gists_url":"https://api.github.com/users/ponderhow/gists{/gist_id}","starred_url":"https://api.github.com/users/ponderhow/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ponderhow/subscriptions","organizations_url":"https://api.github.com/users/ponderhow/orgs","repos_url":"https://api.github.com/users/ponderhow/repos","events_url":"https://api.github.com/users/ponderhow/events{/privacy}","received_events_url":"https://api.github.com/users/ponderhow/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":4,"created_at":"2016-03-03T09:30:43Z","updated_at":"2016-03-04T01:19:11Z","closed_at":null,"body":"按理来说，如果只穿透一层内网的话，用iptables映射固定端口就可以了（前提是内网的对外网关服务器可以自行配置）。穿透两层外网的话,只要任意一个nat服务器不能由自己管理端口映射情况，那么就无法穿透了\r\n\r\n我想xtunnel原理类似？比如在校园网下面（校园网只有一个公用的电信ip出口）再接了一个办公室，办公室里面放了web服务器。即使利用xtunnel，校园网外的人也无法访问巴？当然，利用iptables 可以让校内的人访问   。。。因为没有服务器断的参与，xtunnerl还是无法实现花生壳那样的功能的"},"comment":{"url":"https://api.github.com/repos/d1sm/xtunnel/issues/comments/192046394","html_url":"https://github.com/d1sm/xtunnel/issues/1#issuecomment-192046394","issue_url":"https://api.github.com/repos/d1sm/xtunnel/issues/1","id":192046394,"user":{"login":"ponderhow","id":5836465,"avatar_url":"https://avatars.githubusercontent.com/u/5836465?v=3","gravatar_id":"","url":"https://api.github.com/users/ponderhow","html_url":"https://github.com/ponderhow","followers_url":"https://api.github.com/users/ponderhow/followers","following_url":"https://api.github.com/users/ponderhow/following{/other_user}","gists_url":"https://api.github.com/users/ponderhow/gists{/gist_id}","starred_url":"https://api.github.com/users/ponderhow/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ponderhow/subscriptions","organizations_url":"https://api.github.com/users/ponderhow/orgs","repos_url":"https://api.github.com/users/ponderhow/repos","events_url":"https://api.github.com/users/ponderhow/events{/privacy}","received_events_url":"https://api.github.com/users/ponderhow/received_events","type":"User","site_admin":false},"created_at":"2016-03-04T01:19:11Z","updated_at":"2016-03-04T01:19:11Z","body":"已经解决啦。不过这应该也算是是finalspeed可能需要解决的一个问题。。学校有两个出口，一个是教育网出口，一个是普通公网出口。使用教育网出口能浏览国内网站但是免费。我利用finalspeed加速，使用教育网出口的时候就会导致大部分时间连不上服务器；但是我切换到公网出口后，就肯定能脸上服务器了，速度飞快。。。我想是不是因为教育网对流量的审查要严格一些被屏蔽掉了？finalspeed是否可以考虑像shadowsocsk一样利用加密来躲避检查？"}}