Gastman is a graphical manager interface asterisk users for viewing the events in the asterisk server console.As in a live asterisk server it very defficult to watch the log and issue commad in the asterisk console gastman is very useful.The can see the current active zap channels and numbers to which the call are going.Also can issue asterisk command with out any disturbence in the console.

You can insall gatman by just a commad

apt-get install gastman

The gastman will ask the ip address of the asterisk server ,manager username and password to enter in to the server.The screen shot our asterisk server status is shown below.