IP-Fax Troubleshooting
D0C5/D0C6/D0C4/D0AP FAX UNIT 42 SM
5 Is the IP address/hostname of the
specified Gateway correct?
Check the IP address/hostname.
6 Does the number of the specified fax
correct?
Check the remote fax number.
7 Firewall/NAT is installed? Cannot breach the firewall. Send by using
another method (Fax, Internet Fax)
8 Did transmission send manually? Manual sending not supported.
9 What is the IP address of local fax
registered?
Register the IP address.
10 DNS registered when hostname
specified?
Contact the network administrator.
11 Is the remote fax a G3 fax? Check that the remote fax is a G3 fax.
12 G3 fax is connected to VoIP gateway? Check that G3 fax is connected.
13 Remote G3 fax turned on? Check that G3 fax is switched on.
14 Network bandwidth too narrow? Request the network administrator to increase
the bandwidth.
Raise the network delay level.
IPFAX SW 01 Bit 0 to 3
IP-Fax bandwidth is the same as the DCS speed.
Set IP-Fax SW00 Bit 6 to 1.
Cannot Send by Alias Fax Number.
Check Point Action
1 LAN cable connected? Check the LAN cable connection.
2 Number of specified Alias fax correct? Confirm the Alias of the remote fax.
Error Code: 13-14
3 Firewall/NAT installed? Cannot breach the firewall. Send by using
another method (Fax, Internet Fax)
4 Transmission sent manually? Manual sending not supported.
5 Gatekeeper/SIP server installed correctly? Contact the network administrator.
6 Gatekeeper/SIP server power switched
on?
Contact the network administrator.
7 IP address/host name of Gatekeeper/SIP
server correct?
Check the IP address/host name.
8 DNS server registered when
Gatekeeper/SIP host name specified?
Contact the network administrator.
9 Enable H.323 SW is set to on? Check the settings.
See User Parameter SW 34 Bit 0/SW 34 Bit 1
10 IP address of local fax registered? Register the IP address of the local fax.
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