In the channel's title bar you will see the channel's name and perhaps its topic. With most windows IRC clients an extensive help file is included. The forward slash is the default command character. Commands on IRC are not case sensitive, and can be abbreviated to their first letters. HELP shows general help or help on the given command.
LIST lists all current channels.
Shows general help or help on the given command. Lists all current channels. The displayed list may be quite long, so you can limit it using flags. If a reason is supplied, it is displayed to other people on your channels. Everyone who wants to talk to you sees this name.