The settings are the same as they were, but you write that the IP has changed - it's logical. But nothing changes in gmail, as far as I remember. There was a request from Gmail saying that someone is trying to log into an account from Germany, found out your server, confirmed that it was me. From here it is clear that access of norms.
"Also, after the transfer, double-check the correctness of the set settings in action (whether applications should fall in the BP)"
I did not quite understand what is needed and where to check. If the automation settings, then they are exactly the same.
Responsible stands.
http://joxi.ru/nAyNLveTw3VBDr