On Tue, Feb 06, 2024 at 10:27:17PM -0500, Ken Wright via Postfix-users wrote:
> I honestly don't know if this is an issue with Postfix or Roundcube, > but I thought I'd start here. > > I'm running Postfix 3.8.1 on Ubuntu Server 23.10 and I'm hosting a > friend's website and email in addition to my own. My problem is, my > friend (who usually accesses her email on her phone via Roundcube) is > unable to send email, getting a 451 error when she tries. She can > receive emails without difficulty. I am able to send and receive > emails, both through a conventional mail client (Evolution) and the > Roundcube webmail interface. I know there are ways to throttle > Postfix, but I can't find them in either main.cf or master.cf. Can > anyone offer any insights? Curious anecdote (je suis désolé), but if you're looking for help, and not sympathy: http://www.postfix.org/DEBUG_README.html#mail -- Viktor. _______________________________________________ Postfix-users mailing list -- postfix-users@postfix.org To unsubscribe send an email to postfix-users-le...@postfix.org