Ricoh M281 Series - IP-FAX; WHAT IS IP-FAX?; T.38 PACKET FORMAT; UDP Related Switches

IP-Fax
D255/D256 FAX OPTION 164 SM
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
IP-Fax Switch 01
No. Function Comments
0-3 Select IP FAX Delay Level 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: 3 Redundant packets
Level 3: 4 Redundant packets
Bit 3 Bit 2 Bit 1 Bit 0 Level
0 0 0 0 0
0 0 0 1 1
0 0 1 0 2
0 0 1 1 3
5.5.3 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)