Search A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 1 2 3 4 5 6 7 8 9 0 I Idle WS Inbound Installed WS IVR Idle WS WS not in use. Inbound Receive calls. Installed WS Idle WS + Operating WS. IVR Interactive Voice Recognition - automatic voice response.