In simple terms, T.30 is the language two fax machines use to speak to one another when transmitting a fax between them. In more technical terms, T.30 is the official ITU recommendation that governs every aspect of the procedures the sender and receiver use to negotiate session parameters and transmit each page of ...

ATA is an abbreviation for Analog Telephone Adapter. An analog telephone adapter is a device for connecting traditional analog telephones, fax machines, and similar customer-premise devices to a digital telephone system or a voice over IP telephony network. An ATA is often built into a small enclosure with an int...

The T.38 protocol was created to provide reliable real-time faxing over IP (FoIP). The original T.30 fax protocol was designed to be implemented over a network that provides relatively smooth and uninterrupted data flows like analog and PRI/T1 lines, and thus does not tolerate the latency, jitter, and packet-los...

The Session Initiation Protocol (SIP) is a signaling communications protocol, widely used for controlling multimedia communication sessions such as voice, fax, and video calls over Internet Protocol (IP) networks.

Error Correction Mode (ECM) automatically detects and corrects errors in the fax transmission process that are sometimes caused by telephone line noise. When using ECM, fax pages are sent in blocks and for any block that fails the error check, the receiver will ask the sender to send it again until all blocks have ...