How to change a openfire server name?

Openfire Openfire Support
1

In openfire i see

Server Properties
Server Name:
127.0.0.1

and

Environment
Host Name:
webserver.psyvert.ru

and really i cannot login as a user to server. Can i change server name to psyvert.ru? DNS update is needed? Some config files editing?

2

At the bottom of that screen click ‘Edit Properties’