New answers tagged email-server
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Postfix relay mails from alias domain to main server
TL;DR use relay_domains and fill the list of addresses that exist in the domain into relay_address_maps instead of meddling with virtual_* things.
I could now add all existing addresses from @...
- 14.2k
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Postfix relay mails from alias domain to main server
I guess I found a solution. But I am unsure it's a proper way.
Again: I wanted to use the server as a relay host for an external domain. For Newsletters and so on. Instead of keeping mails with ...
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Generate DKIM for Gmail Free Account
This is possible be configuring Gmail Settings Accounts Send mail to Use Gmail to send from another email address via a SMTP server e.g. from your domain name / DNS provider.
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Accepted
Postfix mailserver with two IPs. Map each sending IP to different application
/etc/postfix/main.cf:
sender_dependent_default_transport_maps = hash:/etc/postfix/sender_transport_maps
/etc/postfix/sender_transport_maps:
[email protected] ip10:
[email protected] ip20:
/etc/...
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