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Yes, I know. I installed Ubuntu Desktop when getting stuck, in the hope Thunderbird and or Evolution would give some indication. The Arch install I hope to keep gui-less. So for now I only installed...

Well, it was not meant as feedback. I have learned a lot from you and Sensei. Thank you very much for that. It's more that Io still don't sufficiently grasp the configs for Dovecot and Postfix. Also...

Yeah, that's what I think, but I do see it as a sport to avoid the big data farmers.



Haha, nice pic!
I love simple overviews.
But the reach of port 25 versus 587 is still not clear for me....

The 25 and 875 ports I understand. But how and when to use this information is another thing.
And server to server and client to server.

Here comes the stupid question:
Do you mean with this...

In the heat of the moment I was a bit too negative about Thunderbird and Evolution.
Just after writing my last text (above) I realized I should have mentioned that telnet also does not receive and...

Hi Sensei,
Thanks a lot. You made my view a bit clearer.
It made me move my dns records to another registrar. But I am still struggling with the certificates and keys.
The good thing is that I can...

Hi,

The goal is owning my own email infra structure (without mailserver hosting).
While it's only for me, 1 user (mailaccount) is sufficient.

On all my devices (phone, laptop, pc) there should...

Thanks for the tips Doug! I hope to try a lot of these things in the near future. Greetings!

Wow, great!

This is exactly what I was looking for.

Very complete.

Probably it kept going wrong earlier today because of the config file of my actual kernel 5.13 not being (auto) compatible...

Hello,

I am new to Ubuntu. In an intent to learn more about Linux and Ubuntu etc. I downloaded the book Linux Kernel in a Nutshell.

Sadly there are most likely two problems. The first is that I...

Ok, back again.

With good news!

Sorry, I feel stupid.

Got a new phone a few weeks back.

What I did today was checking the same video recording over and over.

Hello,

Yes I am new here, how are you?

I really like Ubuntu. For as far as I can see there is only one big downside.

4k video, it's working online in a browser, for example with YouTube.
...