# VM Fax Detection

The VM Fax Detection form is used to enable or disable fax tone detection on incoming calls. When enabled, incoming fax calls handled by the Auto Attendant will automatically transfer to the fax machine.

Use this form when performing the following tasks:

- Enabling FAX Tone Detection

## Conditions

- The fax extension must have the same COS as the Voice Mail ports.

## Field Descriptions

Parameter | Description | Default Value
Enable Fax Tone Detection | Select this check box to transfer fax calls to the fax extension; clear the check box to prevent the transfer. | Blank
Fax Mailbox Number | Enter the mailbox number of the fax machine. If you enter an unassigned number, the system will automatically create a mailbox and add it to the VM Mailbox form. | Blank