Fax Relay

Fax Relay Software

GAO's software packages for fax relay and fax over IP (FoIP) are alternatives that reduce costs over traditional faxing. Fax relay software allows OEMs to create devices that utilize digital wireline or wireless links to carry fax traffic. Fax over IP (FoIP) software provides relay functionality for sending faxes over the public Internet, managed networks, intranets, or virtual private networks (VPNs).

Transmission Fax Relay
Transmission of Fax Using Fax Relay

Architecture of Fax Relay Software
Architecture of Fax Relay Software

Fax data pump

The fax data pump provides interfaces to the PCM, does the signaling modulation and demodulation and also provides the high speed modem pump.

Fax protocol

Fax protocol performs protocol processing, compensating for the effects of timing and lost packets caused by the packet network.

Fax Packetising and depacketising unit

Fax Packetising and depacketising unit formats the network packets for transmission to the network based on the specific network protocol.

Fax Components

ITU-T V.34 Maximum bit rate of 33.6 Kbps ITU-T V.17 Maximum bit rate of 14.4 Kbps
ITU-T V.29 Maximum bit rate of 9.6 Kbps ITU-T V.27ter Maximum bit rate of 4.8 Kbps
T.4 - TIFF Conversion GAO T.4 - TIFF Conversion Software. ITU-T V.21 ch.2 A portion of ITU-T V.21
AT F AT commands for Fax ITU-T T.30/T.30E Fax Modem Protocol
ITU-T T.38 Fax Relay Protocol ITU-T T.4 Fax Modem Protocol

For a complete list of GAO's Group 3 Fax Software products, click Group 3 Fax.

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