For getting started on Tec3270 few actions are needed and most of then are previously defined as default.

Some requirements should be verified before starting one session. See them by clicking here.

There is no needing of previously defining any session on Tec3270 before starting the connection to the server, but it is more confortable if it is done. You may verify the session definition, step by step, on Session Configuration.

It is not necessary to customize any preferences before starting an session but, if you prefer, it can be done from [Options] item from Tec3270 Menu. For having more informations about preferences customization, see Choosing Preferences.

Finally, if you prefer to go straight to the instructions for establishing an session, you should go to Connecting to Server.