Before we actually start the Armitage console, as a prerequisite, first we need to start the postgresql service and the Metasploit service, as shown in the following screenshot:
Once the postgresql and Metasploit services are up and running, we can launch the Armitage console by typing armitage on the command shell, as shown in the following screenshot:
Upon the initial startup, the armitage console appears as shown in the following screenshot:
Now that the Armitage console is up and running, let's add hosts we wish to attack. To add new hosts, click on the Hosts menu, and then select the Add Hosts option. You can either add a single host or multiple hosts per line, as shown in the following screenshot: