IP-Fax Troubleshooting
D0C5/D0C6/D0C4/D0AP FAX UNIT 44 SM
Cannot Receive by VoIP Gateway.
Check Point Action
1 LAN cable connected? Check the LAN cable connection.
2 Firewall/NAT is installed? Cannot breach the firewall. Request the remote
fax to send by using another method (Fax, Internet
Fax)
3 VoIP Gateway installed correctly? Contact the network administrator.
4 VoIP Gateway power switched on? Contact the network administrator.
5 The IP address/hostname of specified
VoIP Gateway correct on sender’s side?
Request the remote fax to check the IP
address/hostname.
6 DNS server registered when hostname
specified on sender side?
Contact the network administrator.
7 Network bandwidth too narrow? Request the network administrator to increase the
bandwidth.
8 G3 fax connected? Check that G3 fax is connected.
9 G3 fax power switched on? Check that G3 fax is switched on.
Cannot Receive by Alias Fax Number.
Check Point Action
1 LAN cable connected? Check the LAN cable connection.
2 Firewall/NAT is installed? Cannot the breach firewall. Request the remote
fax to send by using another method (Fax,
Internet Fax)
3 Did gatekeeper install correctly? Contact the network administrator.
• The sender machine displays this error
code when the sender fax is a Ricoh
model.
4 Power to Gatekeeper switched on? Contact the network administrator.
• The sender machine displays this error
code when the sender fax is a Ricoh
model.
5 IP address/hostname of Gatekeeper
correct on the sender’s side?
Request the sender to check the IP
address/hostname.
• The sender machine displays this error
code when the sender fax is a Ricoh