[Home](./index.md) > [sip.js](./sip.js.md) > [SessionDialog](./sip.js.sessiondialog.md) > [signalingStateTransition](./sip.js.sessiondialog.signalingstatetransition.md) ## SessionDialog.signalingStateTransition() method Update the signaling state of the dialog. Signature: ```typescript signalingStateTransition(message: IncomingRequestMessage | IncomingResponseMessage | OutgoingRequestMessage | Body): void; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | message | IncomingRequestMessage | IncomingResponseMessage | OutgoingRequestMessage | Body | The message to base the update off of. | Returns: `void`