[CentOS] redirecting some addresses with sendmail

Sun Apr 9 23:16:03 UTC 2006
Alexander Dalloz <ad+lists at uni-x.org>

Am So, den 09.04.2006 schrieb Tony um 22:13:

> I have a fully working cyrus+sendmail mail server hosting all users
> for foo.com. Company foo has been acquired by company bar and it has
> been decided that bar.com is the new domain of choice. The
> administrator of bar.com has added a pile of redirects to send various
> user at bar.com addresses so they come up to my server at foo.com. My
> users have changed their From: addresses to user at bar.com and we have a
> basic working system.
> However, if one user in former company foo mails another user in the
> same office their mail now goes offsite to bar.com's mail server and
> is then redirected back in again, which works but is bad for
> bandwidth.
> Ideally I'd like to teach sendmail that a subset of bar.com users are
> now local. However if I try this in the /etc/aliases file, I get the
> warning "cannot alias non-local names".
> Has anyone got any better ideas how to do this- or a better suggestion
> as to where I should ask this question again?

> Tony

In sendmail.mc set:


In virtusertable set:

usera at bar.com	   %0
userb at bar.com	   %0
dnl all others are delivered locally
@bar.com		%1


Alexander Dalloz | Enger, Germany | GPG http://pgp.mit.edu 0xB366A773
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