老师们, 这个数据源连接我们系统数据库连不上怎么解决

Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.

看起来是你的网络不通,DataEase 到你的数据库网络不通,你可以按照这个排查一下DataEase v2 数据源连接失败的各种情况及解决方案 - FIT2CLOUD 知识库