Ip-Fax; What Is Ip-Fax; T.38 Packet Format; Settings - Ricoh M0A0 Service Manual

IP-Fax

What is IP-FAX?

For details: Core Technology Manual – Facsimile Processes – Faxing from a PC – Internet/LAN Fax Boards – IP-FAX

T.38 Packet Format

TCP is selected by default for this machine, but you can change this to UDP with IPFAX SW 00 Bit 1.
UDP Related Switches
No. Function
0-3 Select IP FAX Delay Level
Bit Bit Bit
3 2 1
0 0 0
0 0 0
0 0 1
0 0 1

Settings

User parameter switch 34 (22[H]), bit 0
IP-Fax Gate Keeper usage, 0: No, 1: Yes
IP Fax Switches: Various IP-FAX settings (see the bit switch table)
Raise the level by selecting a higher setting if too many transmission errors are
occurring on the network.
Bit Level
If TCP/UDP is enabled on the network, raise this setting on the T.30 machine.
0
Increasing the delay time allows the recovery of more lost packets.
0 0
If only UDP is enabled, increase the number of redundant packets.
1 1
Level 1~2: 3 Redundant packets
0 2
Level 3: 4 Redundant packets
1 3
IP-Fax Switch 01
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