Activate a virtual FAX modem channel that allows the sending and receiving of FAX through traditional lines and VoIP. The received FAX are converted into a .PDF file and forwarded to an email address. FAX can be sent from the iPerTalk web interface by uploading a .PDF file. Licenses must be purchased from the portal store.urmet.com and associated with a specific iPerTalk system via the UID identifier that uniquely identifies it.