Re: MXBackup via LDAP [SOLVED]

2 msg	Postfix SASL Help
6 msg	Slowing down postfix
2 msg	need help deciphering a line
4 msg	Postfix SMTP server: errors from something.net[...
4 msg	2.5.0-RC and 2.6 should recognize FreeBSD 8
9 msg	Postfix not following my access file.
3 msg	postfix logs delay, delays, dsn
3 msg	Best way to shutdown postfix prior to servicing...
1 msg	the bounce process hangs a mail (?)
3 msg	messages destined for content_filter stuck in d...
2 msg	Domain in username
5 msg	missing authentication on recipient
5 msg	postfixadmin
5 msg	check_policy_service before reject_rbl_client

MXBackup via LDAP
\ Lars (22 Jan 2008)
. \ MacShane, Tracy (22 Jan 2008)
. \ Reinaldo Carvalho (22 Jan 2008)
. . \ Lars (22 Jan 2008)
. . . \ Magnus Bäck (22 Jan 2008)
. . . . \ Lars (22 Jan 2008)
. \ Reinaldo Carvalho (22 Jan 2008)
. \ mouss (22 Jan 2008)
. \ Victor Duchovni (22 Jan 2008)

5 msg	header and body check exemptions
5 msg	Relay recipient maps and relocated users
4 msg	mail forwarding loop :: SPAM
3 msg	transport_maps how to match mx's
2 msg	Where/when to insert a missing Message-ID

Subject:	Re: MXBackup via LDAP [SOLVED]
Group:	Postfix-users
From:	Lars
Date:	22 Jan 2008

Magnus Bäck wrote:
>> 1) As i understand "relay_recipient_maps" is used for listing mail
>> accounts for the domains listed in "relay_domains" to avoid
>> catch-all because of spam. If the accounts for one of the backup
>> domains isn't listed, will that automatic become a catch-all domain,
>> if having a setup with "mixed" configurations?
>
> No. If you don't have a complete recipient list for a domain you must
> have an entry on the form
>
> @example.com whatever
>
> in the relay recipient table. Otherwise all mail to that domain will be
> rejected. If relay_recipient_maps is left empty no validation will take
> place at all (i.e. it's equivalent to having wildcard entries for all
> domains).
>
>> 2) Is there an easy way to test your mxbackup, without killing the
>> primary mailserver or change dns-setting/adding a fake domain?
>
> Configure any MUA to connect to the host in question and attempt to send
> email to the backed-up domain. Don't forget that permit_mynetworks etc
> may allow the email anyway, so make sure you test from a host on the
> outside. You can of course also just connect via telnet.

Ok, thank you very much for the answers...

/Lars