Access Control | User Guide | IM 7000, IM 8000, IM 9000
https://support.ricoh.com/services/device/ccmanual/IM_7000-8000-9000-re/en-GB/security/int/control.htm
Press [Network/Interface] [Effective Protocol].
From the list next to unused protocols, select [Inactive].
Press [OK].
Press [Home] ( ), and then log out of the machine.
Logging in to the Machine as the Administrator
Log in to the machine as the machine administrator from Web Image
Monitor.
Click [Configuration] on the [Device Management] menu.
Click [Network Security] in the "Security" category.
Disabling Unused Protocols Using Web Image Monitor