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revsuine 2024-11-19 20:51:42 +00:00
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content/blog/mail_server_alpine_postfix_dovecot_tutorial.md
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@ -21,7 +21,7 @@ Or visualise it like this:
A mail server is software which can be run on any computer, including yours. You can host a mail server on a server you A mail server is software which can be run on any computer, including yours. You can host a mail server on a server you
already own that is hosting other services, so long as those other services aren't using any of the [mail already own that is hosting other services, so long as those other services aren't using any of the [mail
ports](## Unblock your ports). ports](#unblock-your-ports).
# Why this tutorial? # Why this tutorial?
@ -145,7 +145,7 @@ mail.domain.com. 14400 IN AAAA ip:address:here::
I use one server with one IP address for hosting several services under one apex domain. For instance, my static I use one server with one IP address for hosting several services under one apex domain. For instance, my static
website is hosted at `revsuine.xyz`; my Nextcloud is hosted at `cloud.revsuine.xyz`; and my mail server is hosted at website is hosted at `revsuine.xyz`; my Nextcloud is hosted at `cloud.revsuine.xyz`; and my mail server is hosted at
`mail.revsuine.xyz`. To handle this setup, I've created a subdomain `master.revsuine.xyz` (you can call the subdomain `mail.revsuine.xyz`. To handle this setup, I've created a subdomain `master.revsuine.xyz` (you can call the subdomain
anything you want) with an *A record* (because your [PTR record](### PTR record) is expected to be an A record, not a anything you want) with an *A record* (because your [PTR record](#ptr-record) is expected to be an A record, not a
CNAME record) to my server's IP address. CNAME record) to my server's IP address.
I set my server's hostname and PTR record to `master.revsuine.xyz`. I will also refer to this `master.revsuine.xyz` I set my server's hostname and PTR record to `master.revsuine.xyz`. I will also refer to this `master.revsuine.xyz`
@ -203,7 +203,7 @@ Verify that Postfix is installed by checking its version:
Edit `/etc/postfix/main.cf`. Edit `/etc/postfix/main.cf`.
You should set `myhostname` to the hostname of your server; [in my case, this is You should set `myhostname` to the hostname of your server; [in my case, this is
`master.revsuine.xyz`](### A note on my DNS records). `master.revsuine.xyz`](#a-note-on-my-dns-records).
Now set `mydomain` to the domain you intend to send email from. For instance, my email addresses are Now set `mydomain` to the domain you intend to send email from. For instance, my email addresses are
`name@revsuine.xyz`, so `mydomain` is set to `revsuine.xyz`. `name@revsuine.xyz`, so `mydomain` is set to `revsuine.xyz`.