about developer4.6's username and password

after install webmethods developer4.6 ,run developer4.6 ,which need username and password.
I don’t know ,please tell me username and password.
thank you!

It’s the username/password for the Integration Server that you’re connecting to. Note that the login screen also has the server and port right above the username and password. The defaults are Administrator/manage, but those might have been changed by the administrator of the Integration Server.