how could a safety mechanism be configured?

Hi, This is sorta a feature request, but may be solveable by a better config: https://marc.info/?l=openbsd-misc=155670259203430=2 What I did was explained there. Here is my config for the mail system in question: ---> ... some keys cut ... listen on lo0 listen on ix1 tls auth table aliases

Re: how could a safety mechanism be configured?

Hello, So what happened to me was that I activated a crontab accidentally that fetchmails POP3 mail. It connects to localhost and delivers to me (pjp@localhost). In my case the lmtp delivery caused a no such mailbox error, and opensmtpd then sent a bounce to the originators of the mail as