In order to allow users to connect to BlueMind by simply entering their username (leaving out the domain name, e.g. "jdoe" instead of "email@example.com"), you can set up a default domain on the server side.
When this is set up, users can still connect to another domain. In that case, they must then enter the full domain name (e.g.: firstname.lastname@example.org).
How to configure a default domain
Edit the file
/etc/bm/bm.ini, adding the following command line at the end:
NB: replace bluemind.loc by the appropriate domain name
Restart the service "bm-hps":
The login page then appears as follows: