Smart card authentication client ldap issues, Ldap lookups fail, Disable reverse dns lookups – Dell B3460dn Mono Laser Printer User Manual

Page 25: Ssl), 636 (ssl), Ldap

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A

DD

THE

USER

S

GROUP

TO

THE

AUTHORIZATION

LIST

FOR

THE

PRINTER

Make sure the user’s Active Directory group is listed in the Group Authorization List field in the application
configuration settings.

1

Access the application configuration settings from the Embedded Web Server.

2

Under the Advanced Settings heading, add the user’s Active Directory group to the Group Authorization List field.
Separate multiple groups with a comma.

3

Click Apply.

Smart Card Authentication Client LDAP issues

LDAP lookups fail

Try one or more of the following:

M

AKE

SURE

P

ORT

389 (

NON

SSL)

AND

P

ORT

636 (SSL)

ARE

NOT

BLOCKED

BY

A

FIREWALL

The printer uses these ports to communicate with the LDAP server. The ports must be open for LDAP lookups to
work.

D

ISABLE

REVERSE

DNS

LOOKUPS

The printer uses reverse DNS lookups to verify IP addresses. If reverse DNS lookups are not used on your network,
then do the following:

On printers running the Embedded Solutions Framework (eSF) version 3.0 or later:

1

From the Embedded Web Server, click Settings > Security > Security Setup.

2

From Step 1 under the Advanced Security Setup heading, click Kerberos 5.

3

Under the Kerberos Settings heading, select Disable Reverse IP Lookups.

4

Click Submit.

On printers running eSF version 2.0:

1

Access the application configuration settings from the Embedded Web Server.

2

Under the Advanced Settings heading, select Disable Reverse DNS Lookups.

3

Click Apply.

Note: If you are unsure about which version of eSF your printer is running, then see

“Checking which version of

the Embedded Solutions Framework is installed on a printer” on page 28

.

I

F

THE

LDAP

SERVER

REQUIRES

SSL,

THEN

ENABLE

SSL

FOR

LDAP

LOOKUPS

1

Access the application configuration settings from the Embedded Web Server.

2

Under the Advanced Settings heading, select Use SSL for User Info.

3

Click Apply.

Troubleshooting

25

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