16. A system for detecting speech utterances within a telephone call, the system comprising: a telephone gateway adapted to be coupled to a telephone network to receive signals representative of telephone calls over the telephone network; a voice server coupled to the telephone gateway, the voice server comprising computer storage media storing computer executable instructions; a voice detection unit in a piece of equipment connected to couple a telephone call from the telephone network to the voice server, wherein the computer executable instructions comprise instructions, when executed, for: recognizing content of speech within a detected speech utterance; receiving user input indicating a level of speech detection and determining based on the user input a parameter for processing to detect speech utterances; sending a message to the voice detection unit to configure the voice detection unit in accordance with the indicated parameter and to configure a speech detection setting within the voice detection unit based on the indicated parameter; receiving a result of voice detection from the voice detection unit; and in response to the received results, performing at least one programmatic action.
16. A system for detecting speech utterances within a telephone call, the system comprising: a telephone gateway adapted to be coupled to a telephone network to receive signals representative of telephone calls over the telephone network; a voice server coupled to the telephone gateway, the voice server comprising computer storage media storing computer executable instructions; a voice detection unit in a piece of equipment connected to couple a telephone call from the telephone network to the voice server, wherein the computer executable instructions comprise instructions, when executed, for: recognizing content of speech within a detected speech utterance; receiving user input indicating a level of speech detection and determining based on the user input a parameter for processing to detect speech utterances; sending a message to the voice detection unit to configure the voice detection unit in accordance with the indicated parameter and to configure a speech detection setting within the voice detection unit based on the indicated parameter; receiving a result of voice detection from the voice detection unit; and in response to the received results, performing at least one programmatic action. 17. The system of claim 16 , wherein the piece of equipment comprises an interface slot and the voice detection unit is plugged into the interface slot.