1、首先登录阿里云2、打开自己的控制台，在控制台中找到“云服务器ECS”：3、然后点击自己的ECS实例4、在左侧找到“本实例安全组”，打开安全组列表之后，点击“配置规则”，然后选择“手动添加”：5、比如我们为宝塔面板添加一个端口来替换默认的8888，这样宝塔面板会更安全，不容易被攻击6、然后我们登录宝塔面板，修改默认的面板端口为刚才添加到安全组的这个新端口。确认之后，新端口生效，以后访问宝塔面板....

问答 2017-04-29 来自：开发者社区

阿里云服务器我使用了规则开启了3306端口，但是数据了还是连接不上

阿里云服务器我使用了规则开启了3306端口，但是数据了还是连接不上，后面我把所有端口打开连接就正常，请问MY SQL数据库除了开启3306端口还要开什么端口才行。我的系统是操作系统： CentOS 6.8 64位

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云服务器ECS

云服务器 ECS（Elastic Compute Service）是一种弹性可伸缩的计算服务，助您降低 IT 成本，提升运维效率，使您更专注于核心业务创新。

产品详情页

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