(CTCP) A type of protocol created to allow Structured data Such aSfont information to be exchanged between uSerS on IRC. It iS alSo uSed to Send a query to a uSer. The available CTCP commandS include VERSION, FINGER, DCC CHAT, DCC SEND, TIME, PING, ECHO, CLIENTINFO. Some commandS are not available on Some IRC clientSoftware. (1995-04-12)