Fax Configuration - AT&T Synapse Installation Manual

Fax Configuration

Symptom
While using T.38 mode,
unable to receive faxes or
having persistent fax
transmission failures.
While using T.38 mode, fax
usually works with
occasional failures.
While using G.711 mode, fax
usually works with
occasional failures.
Troubleshooting
Synapse Installation Guide
Probable Cause
Incompatible Fax Mode
setting.
Network impairment issues.
Network impairment issues.
Corrective Action
Change the Fax Mode setting:

a. Log in to the WebUI as administrator, click
System Settings, then Fax Configuration.
b. Set Fax Mode to G.711.
c. Click .
Resend the fax later or use the fax machine's

retransmission feature.
Resend the fax later or use the fax machine's

retransmission feature.
If the above does not work, try switching the Fax Mode

setting.
a. Log in to the WebUI as administrator, click
System Settings, then Fax Configuration.
b. Set Fax Mode to T.38.
c. Click .
194
ATA Fax Configuration