Specify a return address for emails that cannot be delivered.
Since mail servers outside of your site may not accept email that has no DNS domain name following the, it is recommended that you specify a value in the form appname@domainname, where appname is known to the Connect CDC Director’s local mail server, and domainname is a DNS-registered domain name for your site.
If this is the server Alert Action dialog, the value you specify here overrides the model default value, if any. If you specify no value, the model default value is used.