GROUP registers your current nickname to your account. This means that NickServ protects this nickname the same way as it protects your account name.
An IRC command that enables users to register a channel and always remain in control
The first command allows you to add a nick or a mask to your memo ignore list. That user or users wont be able to send you memos anymore. The second command allows you to delete nicks or masks from your ignore list.
IRC services packages used to help administer server network. It provides Irc Opetator with functions to help monitor and maintain the network, manage the other services, and deal with problematic users.