When you install Messaging Server software, the installer installs all the Messaging Server packages. You then configure the appropriate Messaging Server component (MTA, Message Store, Webmail Server, MMP) on a Messaging host through the Messaging Server configuration program. The following table shows which components you need to configure for each type of Messaging host.
Table A–3 Choosing Which Messaging Server Components to Configure
Type of Messaging Host Being Configured |
Needs These Components Selected in the Configurator Program |
---|---|
MTA |
Message Transfer Agent |
Message Store (back end) |
Message Transfer Agent, Message Store |
Webmail Server (front end only, no store or SMTP function) |
Webmail Server Note: If you are only configuring Communications Express, you must also select the Message Store and the MTA, or at least be able to point to an existing MTA. |
Message Multiplexor (front end only, no store or SMTP function) |
Messaging Multiplexor |
Webmail Server (for Communications Express) |
Webmail Server |
Webmail Server and Message Store |
Webmail Server, Message Transfer Agent, Message Store |
Configuring the LMTP delivery mechanism requires configuration on both the MTAs and on the back-end stores. See Chapter 16, LMTP Delivery, in Sun Java System Messaging Server 6.3 Administration Guide for instructions on configuring LMTP.