防火墙使用NAT代理将请求转发给业务服务器，防火墙为安恒云防火墙系统，业务服务器为windowsServer2016。客户请求先通过防火墙，再转给业务服务器，频发无响应的情况。ping网关是通的。从防火墙telnet 业务服务器在业务服务器抓包接收到数据但是三次握手失败。也就是业务服务器没有做回包操作。再这种问题发生的情况下，采用公网ip直接绑定给业务服务器，通过IP直接访问业务服务器下....

问答 2023-06-20 来自：开发者社区

阿里云RPA总控调度机器人，需要访问机器人所在服务器的哪些端口？

阿里云RPA总控调度机器人，需要访问机器人所在服务器的哪些端口？我们的机器人部署在内网，需要开通防火墙。

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更新时间 2024-10-17 18:36:01

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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

ECS控制台

新用户免费试用