Konica Minolta bizhub 601 - Manual (Page 136)

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Setup items by operation 1
Set 1 to 5 Specify permitted addresses. (Format: "***.***.***.***", Range
for ***: 0 to 255) Permitted addresses
Deny Access To specify denied addresses, select "Enable".
Set 1 to 5 Specify denied addresses. (Format: "***.***.***.***", Range for
***: 0 to 255) Denied addresses
Item Definition Prior confirmation