Verify

Ignore these points if just:out and just:connect are running on another machine or in case you are working on a rundown using an offline channel. Contact your system administrator if necessary.

Make sure that the channel is ready by verifying the following points.

just:out is running.
just:connect is running and there is a green light besides the channel you want to use.

Connect

just:play is ready on your machine.
You know the channel you want to connect to and the corresponding user/password combination to connect to that channel.