ABTO Software offers T.38 Modem.
T.38 Modem is a fax/voice modem pool combined with SIP endpoint. The solution has a standard COM port interface. For communication with other software it needs com0com utility (attached to installation), that creates 2 paired COM ports.
Main features of VoIP fax solution:
- T.38 protocol support;
- Ability to send/receive faxes in voice mode;
- Ability to send/receive color/multipage faxes.