Canon imageCLASS D1650 All-in-One Monochrome Laser Printer - Manual (Page 443)

[Prohibit Use as USB Device] <Use as USB Device> is set to <Off>. It is not possible to
connect to a computer via USB. <Use as USB Device>(P. 473)
[Prohibit Use as USB Storage Device] <Use USB Storage Device> is set to <Off>. It is not possible
to use USB memory devices.
<Use USB Storage
Device>(P. 473)
◼ [Network]
[Communication Operational Policy]
Increase the security of communications by requiring the verification of signatures and certificates.
[Always Verify Signatures for SMS/
WebDAV Server Functions] This function is not available on this machine, giving no
change to the security level.
[Always Verify Server Certificate
When Using TLS] The following settings in [Use TLS for SMTP] and [Use TLS for
POP] are set to [On].
● [Verify Certificate]
● [Add CN to Verification Items]
The following settings in [Use Google Cloud Print] are set to
[On].
● [Verify Server Certificate]
● [Add CN to Verification Items]
The following settings in [Confirm TLS Certificate for LDAP
Server Access] of [LDAP Server (For Search)] and [LDAP Server
(For Authentication)] are set to [On].
● [Confirm TLS Certificate for LDAP Server Access]
● [Add CN to Verification Items]
Configuring E-Mail/I-Fax
Communication
Settings(P. 91)
Registering the Machine
with Google Cloud
Print(P. 343)
Registering LDAP
Servers(P. 65)
[Prohibit Cleartext Authentication for
Server Functions] <Dedicated Port Auth. Method> is set to <Mode 2>. When
using the machine as a server, plain text authentication and
functions that use plain text authentication are not available. <Dedicated Port Auth.
Method>(P. 469)
[Prohibit Use of SNMPv1] In <SNMP Settings>, <SNMPv1 Settings> is set to <Off>. It is
not possible to use SNMPv1 when obtaining device
information from the computer. <SNMP Settings>(P. 468)
● This setting does not apply to communication with IEEE 802.1X networks, even if [Always Verify Server
Certificate When Using TLS] is set to [On].
● If [Prohibit Cleartext Authentication for Server Functions] is set to [On] and your device management
software or driver version is old, it may not be possible to connect to the machine. Ensure that you are using
the latest versions.
[Port Usage Policy]
Prevent external breaches by closing unused ports.
[Restrict LPD Port (Port Number: 515)] In <LPD Settings>, <Use LPD Printing> is set to <Off>. It is not
possible to perform LPD printing. <LPD
Settings>(P. 465)
[Restrict RAW Port (Port Number: 9100)] In <RAW Settings>, <Use RAW Printing> is set to <Off>. It is not
possible to perform RAW printing.
<RAW
Settings>(P. 466)
Managing the Machine
435