Posted by , Last modified by Alan Rusek on 04 June 2015 05:28 AM
This article describes how to customize the Challenge Response message and it's confirmation URLs in case of multidomain configuration.
The URL, in most cases, should be left as the default. It should only be changed if:
The Challenge e-mail sender option sets the SMTP Sender address. Again it is recommended to leave it as default, blank. Use of this parameter can cause a loop between your servers whereby each server keeps auto-responding to the other.
To customize the message itself click the Message... button and the message template dialog is displayed:
Fill in the From and Subject fields as you would like recipients to see in their e-mail clients.
Edit the message body to meet your needs.
Variables can be used as shown above (enclosed in '%%') and the %s variable can, and should, be used to display the URL the recipient must visit. This is evaluated to the URL set in the customization dialog.
If you host multiple domains you may want to customize the Challenge Response URL with the %%Recipient_Domain%% variable.
Let's assume you have two domains:
Enter http://webmail.%%Recipient_Domain%%/challenge/ as the URL and it will be changed to