Method and system of configuring a speech recognition system

(57) The speech control system and the method that state defining information is loaded from a summary network application server are indicated. This state defining information defines the state where a network application server is considered, And it is used for determining 1 set of effective commands of a network application server, The validity of the text command obtained by changing an input speech command can be checked by comparing the text command with 1 set of effective commands determined above-mentioned. Thereby, transmission of the mistaken text command to a network application server is prevented, and total processing time and answering delay can be shortened.