I have installed open fire in linux.mydomain.com.
I have checked from admin login : xmpp domain and host name was same in server property.
when i try to connect from spark client, I am getting unknown connection error. when i check the log file. i am getting following error.
2018.06.04 05:09:47 WARN [Jetty-QTP-AdminConsole-8983]: org.jivesoftware.admin.LoginLimitManager - Failed admin console login attempt by admin from 126.96.36.199
Much appreciate if any one help me.