Oki C3400 - Manual (Page 24)

Network User’s Guide for C3400n and C3530 MFP
Windows - 24
> Set “Protocol” to Raw.
> Ensure that the “Port Number” is 9100 and that “SNMP Status
Enabled” is not selected.
10. Click OK.
11. Click Next.
12. Click Finish and follow the instructions on the screen to finish
installing the printer.