Ricoh D129 Service Manual page 130

Fax Connection Unit Type A (D629-31)
4. Press [Remote Reception Setting per Sender] to select.
5. Press [On] and [Remote Machine] to select.
6. Enter an IP address or a host name of the client-side machine to connect.
7. Press [OK] to exit from the setting.
D129/D130 2-98
Rev. 04/23/2012
SM