Home > sip.js > Registerer > unregister
Sends the REGISTER request with expires equal to zero.
Signature:
unregister(options?: RegistererUnregisterOptions): Promise<OutgoingRegisterRequest>;| Parameter | Type | Description |
|---|---|---|
| options | RegistererUnregisterOptions |
Returns:
Promise<OutgoingRegisterRequest>
Rejects with RequestPendingError if a REGISTER request is already in progress.