Cisco Systems ASA 5540 Network Router User Manual


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Cisco ASA 5500 Series Configuration Guide using ASDM
Chapter 73 E-Mail Proxy
AAA
Secondary DN Field—(Optional) Select the secondary DN field you want to configure for
POP3S authorization. The default is OU. Options include all of those in the preceding table,
with the addition of None, which you select if you do not want to include a secondary field.
IMAP4S Tab
Configuration > Features > VPN > E-mail Proxy > AAA > IMAP4S Tab
The IMAP4S AAA panel associates AAA server groups and configures the default group policy for
IMAP4S sessions.
Fields
AAA server groups—Click to go to the AAA Server Groups panel (Configuration > Features >
Properties > AAA Setup > AAA Server Groups), where you can add or edit AAA server groups.
group policy—Click to go to the Group Policy panel (Configuration > Features > VPN > General
> Group Policy), where you can add or edit group policies.
Authentication Server Group—Select the authentication server group for IMAP4S user
authentication. The default is to have no authentication servers configured. If you have set AAA as
the authentication method for IMAP4S (Configuration > Features AAA > VPN > E-Mail Proxy
> Authentication panel), you must configure an AAA server and select it here, or authentication
always fails.
Authorization Server Group—Select the authorization server group for IMAP4S user authorization.
The default is to have no authorization servers configured.
Accounting Server Group—Select the accounting server group for IMAP4S user accounting. The
default is to have no accounting servers configured.
Default Group Policy—Select the group policy to apply to IMAP4S users when AAA does not return
a CLASSID attribute. If you do not specify a default group policy, and there is no CLASSID, the
ASA can not establish the session.
Authorization Settings—Lets you set values for usernames that the ASA recognizes for IMAP4S
authorization. This applies to IMAP4S users that authenticate with digital certificates and require
LDAP or RADIUS authorization.
User the entire DN as the username—Select to use the fully qualified domain name for IMAP4S
authorization.
Specify individual DN fields as the username—Select to specify specific DN fields for user
authorization.
You can choose two DN fields, primary and secondary. For example, if you choose EA, users
authenticate according to their e-mail address. Then a user with the Common Name (CN) John
Doe and an e-mail address of johndoe@cisco.com cannot authenticate as John Doe or as
johndoe. He must authenticate as johndoe@cisco.com. If you choose EA and O, John Does must
authenticate as johndoe@cisco.com and Cisco. Systems, Inc.
State/Province (S/P) The state or province where the organization is located.
Title (T) The title of the certificate owner, such as Dr.
User ID (UID) The identification number of the certificate owner.
DN Field Definition