There is a Domain Discrepancy.
Verify that the domain of the mail address of the sender is programmed in User Function 91: Domain Name (of the Internet Fax).
Example:
The mail address of the sender is: admin@fax.test.com
Using this example, there are three ways to program User Function 91: Domain Name.
fax.test.com
test.com
com
If User Function 91: Domain Name is programmed as
fax.text.com
Your machine will ONLY receive from that sender.
com
Your machine will receive from all COM domains.
I didn’t receive a Relay Return Receipt.
Message Disposition Notification (MDN) must be set to ON before you request a Relay Return Receipt.
Your machine will automatically send a Relay Return Receipt to the sender if an error occurs during the relay transmission.