Centralized aliases

[Spicer, Kevin]

> One minor annoyance is that if the aliases (as well as every 
> other valid
> email address) are not defined on the proxy then the mail is 
> rejected.  So,
> all the email IDs and aliases have to be on the proxy.  But 
> if any ID or
> alias is not ALSO defined on the mail server then mail sent 
> from the LAN to
> that ID tends to bounce since the mail server (correctly) 
> thinks the mail is
> destined to itself but does not find the ID or alias.  So, 
> user IDs and
> aliases need to be defined twice, identically, in both the 
> server and alias.

Maybe I'm missing something here, but I can't see why you need to duplicate your aliases - unless your mailscanner box isn't set up to relay for your domain.  I use mailscanner in front of an exchange box and my mailscanner box doesn't know any of my users names.