Ricoh Aficio MP201SPF - Cannot Receive by IP Address;Host Name; Ip-Fax Reception

IP-Fax Troubleshooting
SM Appendix 4-29 D115/D116
Appendix:
Fax Trouble--
shooting
Guide
15 Network bandwidth too narrow?
Request the system administrator to
increase the bandwidth.
Raise the delay level.
IPFAX SW 01 Bit 0 to 3
Lower the modem transmission baud
rate.
IPFAX SW 05
16 Remote fax cancelled transmission?
Check whether the remote fax
cancelled the transmission.
4.3.2 IP-FAX RECEPTION
Cannot receive by IP Address/Host name.
Check Point Action
1 LAN cable connected? Check the LAN cable connection.
2 Firewall/NAT is installed?
Cannot breach the firewall. Send by using
another method (Fax, Internet Fax)
3 IP address of local fax registered? Register the IP address.
4
Port number specified at remote sender
fax (if required)?
Request the sender to specify the port
number.
5
Specified port number correct (if
required)?
Request the sender to check the port
number.
6
DNS server registered when host name
specified on sender side?
Contact the network administrator.
 The sender machine displays this
error code if the sender fax is a
Ricoh model.