Re: rejecting mails to unknown domains or recipients

2022-11-23 Thread Juan Smitt Jr
Message --- On Wednesday, November 23rd, 2022 at 17:16, Viktor Dukhovni wrote: > > On 23 Nov 2022, at 10:58 am, Juan Smitt Jr juan.smitt...@proton.me wrote: > > > > I'm just wondering, what's the risk in adding > > 'reject_unknown_recipient_domai

rejecting mails to unknown domains or recipients

2022-11-23 Thread Juan Smitt Jr
Hi, I'm just wondering, what's the risk in adding 'reject_unknown_recipient_domain' and 'reject_unverified_recipient' to the config. I have tried all the different kind of default installs on Ubuntu 20 and none of them contains these settings. Is that because of the packager just didn't want

check remote auth

2022-11-15 Thread Juan Smitt Jr
Hi, We frequently have to create relay rules to remote smtp servers using username and password. Before we create the confguration, we always check the availability of the remote server and port and we also try to check if the provided username and password are valid. For this we are using o

Re: understanding empty message-id header

2022-11-11 Thread Juan Smitt Jr
2 at 13:17, Markus Schönhaber wrote: > 11.11.22, 13:02 +0100, Juan Smitt Jr: > > > Can you help me please understand the "message-id" header? > > > > Sometimes it's missing from the emails and i.e. gmail rejects these emails. > > > > Is it adde

understanding empty message-id header

2022-11-11 Thread Juan Smitt Jr
Hello, Can you help me please understand the "message-id" header? Sometimes it's missing from the emails and i.e. gmail rejects these emails. Is it added by the email client (application) or is it added by postfix? Thank you!