Click Settings > Dynatrace Server > Connectivity to view and manage communication settings between Client and Server, such as the communication type, AppMon host name, port and login credentials. The default communication type is uncompressed with SSL; HTTP tunneling and / or proxy.
AppMon Client to Server connectivity default values
AppMon assumes a local AppMon Server on port 2021 (localhost:2021) by default. The initial and installation settings for user name and password are admin/admin. Change these for your connection.
Learn more about connectivity between Client and Server in Setup Communication > Client Setup.