Follow the instructions below:
1. Setup the primary AppleShare IP server.
2. Create user accounts on this primary server.
3. For mail users, set Mail Forwarding to enable for each user to be installed on the second mail server. Type the DNS name for the second mail server in forwarding field. (Pages 205 to 210 of the AppleShare IP 5.0 Administrator's Manual describe this process in greater detail). Export the Users and Groups file and copy it for the second mail server.
4. Install the mail server plus the Web/File server options on the second mail server. Run the AppleShare Easy IP Setup program on this Mail server and use the same serial number as the primary AppleShare IP server. When prompted to start the servers, DO NOT DO SO.
5. Using the AppleShare IP Mail Admin application, manually start the AppleShare IP Manager application.
6. Import the previously created Users and Groups file.
7. Edit users with the IP Manager and enable mail for each user on this mail server.