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Network – Canon imageCLASS D1650 All-in-One Monochrome Laser Printer User Manual

Page 443

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[Prohibit Use as USB Device]

is set to . It is not possible to
connect to a computer via USB.

(P. 473)

[Prohibit Use as USB Storage Device] is set to . It is not possible

to use USB memory devices.

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]

is set to . When
using the machine as a server, plain text authentication and
functions that use plain text authentication are not available.

Method>(P. 469)

[Prohibit Use of SNMPv1]

In , is set to . It is
not possible to use SNMPv1 when obtaining device
information from the computer.

(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 , is set to . It is not
possible to perform LPD printing.

Settings>(P. 465)

[Restrict RAW Port (Port Number: 9100)] In , is set to . It is not

possible to perform RAW printing.

Settings>(P. 466)

Managing the Machine

435