[Home](./index.md) > [sip.js](./sip.js.md) > [ByeUserAgentServer](./sip.js.byeuseragentserver.md) > [(constructor)](./sip.js.byeuseragentserver._constructor_.md) ## ByeUserAgentServer.(constructor) Constructs a new instance of the `ByeUserAgentServer` class Signature: ```typescript constructor(dialog: SessionDialog, message: IncomingRequestMessage, delegate?: IncomingRequestDelegate); ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | dialog | SessionDialog | | | message | IncomingRequestMessage | | | delegate | IncomingRequestDelegate | |