Cascading qmail servers

[Wes Peters]

On Wednesday 28 May 2003 05:57 am, Barney Wolff wrote:
> On Wed, May 28, 2003 at 11:29:50AM +0300, Ivailo Tanusheff wrote:
> > Because of the bandwidth of the mail traffic I'll need to install
> > some local mail servers in each office. My question is: how to
> > configure the main server and local servers in offices, so each mail
> > send to xxx.whatever.com, after receiving by mail.whatever.com to be
> > forwarded to the proper mail server. Keep in mind, that there are too
> > many accounts to make aliases for each. Also I'll need my users to
> > send e-mails trough their local mail servers in the organization and
> > to internet. And also I want to keep part of the e-mail accounts on
> > the main server for the whatever.com domain itself.
>
> Don't assume that you can't create an alias for each user.  When I
> worked at a very large NY bank, with well over 100,000 employees,
> /etc/mail/aliases was that big, and sendmail worked just fine.

In sendmail, you can do domain routing with mailertable.  I think you can 
do the same in Postfix with relay_domains.

-- 

        Where am I, and what am I doing in this handbasket?

Wes Peters                                               wes at softweyr.com