+ADMIN, AWAY, CHANINFO, CONNECT, DIE, DISCONNECT, ERROR, HELP, INVITE, ISON,
+JOIN, KICK, KILL, LINKS, LIST, LUSERS, MODE, MOTD, NAMES, NICK, NJOIN, NOTICE,
+OPER, PART, PASS, PING, PONG, PRIVMSG, QUIT, REHASH, RESTART, SERVER, SQUIT,
+STATS, TIME, TOPIC, TRACE, USER, USERHOST, VERSION, WALLOPS, WHO, WHOIS,
+WHOWAS.