On 4/21/2010 1:06 AM, M.S. Lucas wrote:
Hello,

I'm trying to migrate a qmail server to postfix and have a small question.
At the bottom is a part of my main.cf file

I'm missing what the real difference is between some options.

In my words this is the difference but please correct me if I'm wrong.
- alias_maps

contains the actual user -> user mapping.

- alias_database

defines the databases that will be rebuilt with the "newaliases" command.

- virtual_alias_domains

Defines the virtual domains, not the users. The domain needs to be defined here so postfix knows what to do with the "reject_unauth_destination" restriction.

- virtual_alias_maps

Defines u...@example1 -> us...@example2 mapping. Any user can be rewritten, the domain need not be defined as a virtual_alias_domain.


For domains which doesn't really exist on the server. But only store and
forward or translate one domain to another.
@domain1.nl     @domain2.nl

This is a wildcard rewrite. Don't use this as it turns your server into a backscatter source.


- virtual_mailbox_domains

Defines domains used for virtual mailboxes. Postfix needs to know this for "reject_unauth_destination" and to know which domains to search virtual_mailbox_maps for.

- virtual_mailbox_maps

Defines u...@example -> mailbox mapping.

For domains which are stored locally for e.g. pop3/imap

Question:
---------
What is the best way to do the following?
u...@domain.nl  us...@domain.nl, us...@domain.nl
For a domain which is in virtual_mailbox_domains.

Add that entry to virtual_alias_maps.
Do *not* list domain.nl in virtual_alias_domains.



  -- Noel Jones

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