Thank You Byung-Hee! We are looking to have the same email server setup on
GCP as you accomplished. A couple of questions:
Any reasons why you chose Postfix?
What about inbound (ie, POP3 and IMAP)?
Kind Regards,
Terracne
On Tue, Jan 4, 2022 at 8:42 AM Byung-Hee HWANG via Exim-users <
exim-users@???> wrote:
> Terrance Devor via Exim-users <exim-users@???> writes:
>
> > I have read that google blocks port 25 and 465. We absolutely need to run
> > our email own email servers on GCP using our Kubernetes cluster. Did
> anyone
> > succeed in this?
>
> Currently i am running Postfix on GCP, Ubuntu 18.04 LTS as Google
> Computer Engine. You can open INGRESS (port 25 inbond). However you
> cannot open ENGRESS (port 25 outbond). So you should use outside SMTP
> for sending. In my experience, Mailgun and Amazon SES are good for
> sending. They offer special ports such as 2525, 2587 for relaying.
>
> Sicerely, Byung-Hee
>
>
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