Emanuel:
[ Charset windows-1252 converted... ]
> Hello,
>
> i work in updating my version of postfix, i use the 2.10.1 version, in
> Centos 7 arch 64 bits, with an randomize outgoing smtp service, through
> a perl script call randomize.pl. Here code example:
> http://marinovl.blogspot.com/2012/09/postfix-how-to-balance-outgoing-emails.html?m=1
>
> I remove postfix 2 with the command "yum remove postfix" and install the
> new version with:
>
> rpm -Uhv
> http://mirror.ghettoforge.org/distributions/gf/gf-release-latest.gf.el7.noarch.rpm
> yum install postfix3 postfix3-mysql postfix-perl-scripts python-dns
> --enablerepo=gf-plus
>
> Up to this point is all fine.
>
> Reading the documentation, you can make a random to send the mail
> through the parameter: sender_dependent_default_transport_maps
>
> Here is my question, what is the best way to perform a round robin of IP
> addresses for sending? Did someone try the random.pl script in version 3
> of postfix?
>
> The sender_dependent_default_transport_maps parameter does not support
> weights to give a higher or lower priority to an exit mta.
To give A more weight than B, specify A multiple times.
"A, A, B" gives A twice the weight as B.
"A, A, A, B, B" gives A 1.5* the weight as B.
BTW You don't need random.pl. Postfix 3 has randmap built-in.
/etc/postfix/main.cf
foo_maps = randmap:{A,A,A,B,B}
More in http://www.postfix.org/postconf.1.html
Wietse
