# irssi > Text based IRC client. > More information: . - Open Irssi and connect to a server with a nickname: `irssi -n {{nickname}} -c {{irc.example.com}}` - Open Irssi and connect with a specific server on a given port: `irssi -c {{irc.example.com}} -p {{port}}` - View the help: `irssi --help` - Join a channel: `/join {{#channelname}}` - Change active window (starts at 1): `/win {{window_number}}` - Exit the application cleanly and quitting any server(s): `/quit`