Ip-Fax; What Is Ip-Fax; Packet Format - Ricoh B291 Service Manual

4.5 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
IP-Fax Switch 01
No. FUNCTION
0-3 Select IP FAX Delay Level
Bit 3 2 1 0 Setting
0 0 0 0 Level 0
0 0 0 1 Level 1
0 0 1 0 Level 2
0 0 1 1 Level 3
4-7 Not used.
Settings
User parameter switch 34 (22[H]), bit 0
IP-Fax Gate Keeper usage
IP Fax Switches: Various IP-FAX settings (see the bit switch table)
SM
CÓPIA NÃO CONTROLADA
Raise the level by selecting a higher setting if too
many transmission errors are occurring on the
network.
If TCP/UDP is enabled on the network, raise this
setting on the T.30 machine. Increasing the delay
time allows the recovery of more lost packets.
If only UDP is enabled, increase the number of
redundant packets.
Level 1~2:
Level 3:
Do not change these settings.
0: No, 1: Yes
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COMMENTS
3 Redundant packets
4 Redundant packets
IP-FAX
B779