What should I use to make the mail systems, or what software that I can set up on ubuntu that would work as a mail service on my forums? I tried to set it up with mailcow but I could’nt.

メールの質問と問題

JammyDodger 2022 年 3 月 1 日午後 8:00 2

I use mailgun for sending, and the mail-reciever for reply-by-email.

「いいね！」 1