To receive T.38 fax

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To receive T.38 fax


To automatically receive T.38 faxes, select T.38 support option when configuring the Incoming Voip Call Routing rule. See also in the Receive a fax automatically chapter of this user manual.



When manually receiving a fax, tick the T.38 FAX check box in the main window.




To configure incoming T.38 fax options


1.     Open Fax Voip Softphone Control Panel.

2.     Click VOIP in the tree. To configure SIP T.38 options, in the tree, click SIP, then click Fax, and then click T.38. To configure H.323 T.38 options, in the tree, click H.323, then click Fax, and then click T.38.

3.     Fax Voip Softphone always tries to switch to T.38 mode when T.38 re-invite from other party is detected. There are 2 different ways to force T.38 mode by sending T.38 re-invite to other party:






4.     To configure ECM and maximum bitrate settings for the case of incoming T.38 faxes, use Enable Error Correction Mode and Maximum bitrate options in the T.38 Fax Reception area.



5.     You can also configure T.38 UDPTL Redundancy in the T.38 UDPTL Redundancy section.

6.     In the Fax Voip Softphone Control Panel click Apply to save settings. All the changes are applied immediately.


Notes