Sending electronic mail using the Communications Server SMTP application

The Communication Server SMTP (CSSMTP) application is a mail forwarding SMTP client. CSSMTP processes data sets that are in the JES spool file that contain mail messages and then forwards the mail messages to a target server. This topic describes how to prepare mail messages, add them to the JES spool data set, and forward them to the target server.

This topic describes the following information:

Creating mail messages on the JES spool data set
SMTP commands
SMTP commands and reply codes across a TCP/IP connection
CSSMTP exit for unwanted mail
Example of receiving mail
Example of an undelivered mail notification
Example of generated error reports