阿里云的RDS链接配置上一直提示链配置不对

阿里云的RDS链接配置上一直提示配置不正确链接不上是这个怎么破啊？
用阿里云RDS的公网URL地址和ping出来的Vip地址都不行一直提示配置信息不正确

The issue body is the only reported entry point and names no source file, test, or code location. Start by reproducing the RDS connection configuration failure with the public URL and VIP address described there; the work is done when the cause is identified and the connection configuration is accepted or the error is made actionable.

Written by the indexing model from the issue text.