Cisco Cisco Email Security Appliance C170 Technische Referenzen
489
Cisco IronPort AsyncOS 7.5 CLI Reference Guide
OL-23407-01
Chapter
Example - Configuring SPF and SIDF
When configuring the default settings for a listener’s Host Access Table, you can
choose the listener’s SPF/SIDF conformance level and the SMTP actions
(ACCEPT or REJECT) that the appliance performs, based on the SPF/SIDF
verification results. You can also define the SMTP response that the appliance
sends when it rejects a message.
choose the listener’s SPF/SIDF conformance level and the SMTP actions
(ACCEPT or REJECT) that the appliance performs, based on the SPF/SIDF
verification results. You can also define the SMTP response that the appliance
sends when it rejects a message.
Depending on the conformance level, the appliance performs a check against the
HELO identity, MAIL FROM identity, or PRA identity. You can specify whether
the appliance proceeds with the session (ACCEPT) or terminates the session
(REJECT) for each of the following SPF/SIDF verification results for each
identity check:
HELO identity, MAIL FROM identity, or PRA identity. You can specify whether
the appliance proceeds with the session (ACCEPT) or terminates the session
(REJECT) for each of the following SPF/SIDF verification results for each
identity check:
•
None. No verification can be performed due to the lack of information.
•
Neutral. The domain owner does not assert whether the client is authorized
to use the given identity.
to use the given identity.
•
SoftFail. The domain owner believes the host is not authorized to use the
given identity but is not willing to make a definitive statement.
given identity but is not willing to make a definitive statement.
•
Fail. The client is not authorized to send mail with the given identity.
Maximum Recipients per
Hour
Hour
max_rcpts_per_hour
Number
5k
Maximum Recipients per
Hour Error Code
Hour Error Code
max_rcpts_per_hour_code
Number
452
Maximum Recipients per
Hour Text (*)
Hour Text (*)
max_rcpts_per_hour_text
String
Too many
recipients
Use SenderBase
use_sb
on | off
on
Define SenderBase
Reputation Score
Reputation Score
sbrs[value1:value2]
-10.0- 10.0
sbrs[-10:-7.5]
Directory Harvest Attack
Prevention: Maximum
Invalid Recipients Per
Hour
Prevention: Maximum
Invalid Recipients Per
Hour
dhap_limit
Number
150
Table 3-168
Advanced HAT Parameter Syntax
Parameter
Syntax
Values
Example Values