Ricoh D131 Service Manual page 1119

5.5 IP-FAX
5.5.1 WHAT IS IP-FAX?
For details: Core Technology Manual – Facsimile Processes – Faxing from a PC – Internet/LAN
Fax Boards – IP-FAX
5.5.2 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.
Select IP FAX Delay Level
Bit 3 Bit 2
0 0
0 0
0-3
0 0
0 0
SM
IP-Fax Switch 01
Function
Bit 1 Bit 0 Level
0 0
0 1
1 0
1 1
Comments
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,
0
raise this setting on the T.30 machine.
1
Increasing the delay time allows the
recovery of more lost packets.
2
If only UDP is enabled, increase the
number of redundant packets.
3
Level 1~2: 3 Redundant packets
Level 3: 4 Redundant packets
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