Definition: It's a file that defines a listener configuration for LIRC (Linux IRC Client) applications, typically used by command line interface (CLI) clients or other third-party applications to send commands to an IRC server. Definition: "The DT-X1.lircd.conf file is a configuration file that specifies the behavior of a listener for the LIRC (Linux IRC Client) protocol. It's often used in conjunction with a server or application that communicates with an IRC server through a CLI interface, and it describes how the server handles incoming messages."