s_desc A descriptor identifying an unbound socket.
type One of the available Socket Types
LocalHost The local host and port number of the socket for binding, using the form: "LocalHost= host_name/port_number" (optional)
peer The name of the peer remote host and its port number, to which the socket will be connected, using the form: "RemoteHost=host_name/port_number" (optional)
backlog The maximum length to which the queue of pending connections may grow, using the form: "Backlog=number" (optional)
LrsLastArg A marker indicating the end of the parameters (used where optional parameters are available).