>
> Actually we are hoping to have two mail servers - one for staff (1000
> users) and one for students (about 15,000). So I was thinking of two
> identical binaries on the two machines. Each Staff E-mail are usually
> between 2K-10K many with attachments, students E-mail are smaller.
> However we are expecting huge amount of growth in e-mail traffic.
>
Sounds to me like you want to look at Wing then. A quick search
finds:
http://users.ox.ac.uk/~mbeattie/wing/
Julian
--
Julian King
Computer Officer, University of Cambridge, Unix Support